Quantum-Si Inc.(QSI),Stock Price, Discussion, News, Quote & History - To The Moon - Tiger Brokers Online Investing Community - To The Moon

At the request of the exchanges, the U.S./Hong Kong stock quotes are displayed on a 15-minute delay, download the APP to view the real-time quotes for free.

Close

QSI Quantum-Si Inc.

Trading 12-09 15:25:56 EST

1.44

-0.01

-1.03%

High1.46	Low1.39	Vol3.27M
Open1.44	D1 Closing1.45	Amplitude4.82%
Mkt Cap309.23M	Tradable Cap236.78M	Total Shares215.49M
T/O4.68M	T/O Rate1.98%	Tradable Shares165.00M
P/B--	ROE--	EPS0.00
52wk High--	52wk Low--	P/E--
Dividend--	Div.Yield--	ROA--

Loading ...

{"stockData":{"symbol":"QSI","market":"US","secType":"STK","nameCN":"Quantum-Si Inc.","latestPrice":1.435,"timestamp":1765311951450,"preClose":1.45,"halted":0,"volume":3266083,"delay":0,"floatShares":165000000,"shares":215489665,"eps":-0.647426,"marketStatus":"Trading","change":-0.015,"latestTime":"12-09 15:25:56 EST","open":1.44,"high":1.46,"low":1.3901,"amount":4680569.6569305,"amplitude":0.048207,"askPrice":1.44,"askSize":12650,"bidPrice":1.43,"bidSize":8346,"shortable":3,"etf":0,"ttmEps":-0.647426,"tradingStatus":2,"nextMarketStatus":{"tag":"Post-Mkt","tradingStatus":3,"beginTime":1765314000000},"marketStatusCode":2,"adr":0,"exchange":"NASDAQ","adjPreClose":1.45,"preHourTrading":{"tag":"盘前","latestPrice":1.4303,"preClose":1.45,"latestTime":"09:29 EST","volume":29432,"amount":42708.3454928,"timestamp":1765290563285},"postHourTrading":{"tag":"盘后","latestPrice":1.4499,"preClose":1.45,"latestTime":"19:59 EST","volume":38271,"amount":55390.3864,"timestamp":1765241965424},"volumeRatio":0.888921,"impliedVol":1.5048,"impliedVolPercentile":0.688},"requestUrl":"/m/hq/s/QSI","defaultTab":"news","newsList":[{"id":"2586405863","title":"Quantum-Si (QSI) Receives a Buy from Alliance Global Partners","url":"https://stock-news.laohu8.com/highlight/detail?id=2586405863","media":"TIPRANKS","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2586405863?lang=en_us&edition=fundamental","pubTime":"2025-11-26 02:56","pubTimestamp":1764096964,"startTime":"0","endTime":"0","summary":"Alliance Global Partners analyst Scott Henry reiterated a Buy rating on Quantum-Si today and set a price target of $2.50. According to TipRanks, He...","market":"nz","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":{"source":"tipranks_highlight","url":"https://www.tipranks.com/news/blurbs/quantum-si-qsi-receives-a-buy-from-alliance-global-partners-blurbs?utm_source=itigerup.com&utm_medium=referral","rn_cache_url":null,"directOrigin":true},"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://www.tipranks.com/news/blurbs/quantum-si-qsi-receives-a-buy-from-alliance-global-partners-blurbs?utm_source=itigerup.com&utm_medium=referral","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"1","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"tipranks_highlight","symbols":["BK4121","QSI"],"gpt_icon":0},{"id":"2584303901","title":"H.C. Wainwright Sticks to Its Buy Rating for Quantum-Si (QSI)","url":"https://stock-news.laohu8.com/highlight/detail?id=2584303901","media":"TIPRANKS","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2584303901?lang=en_us&edition=fundamental","pubTime":"2025-11-20 22:17","pubTimestamp":1763648274,"startTime":"0","endTime":"0","summary":"In a report released today, Swayampakula Ramakanth from H.C. Wainwright maintained a Buy rating on Quantum-Si, with a price target of $4.00. Ramaka...","market":"fut","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":{"source":"tipranks_highlight","url":"https://www.tipranks.com/news/blurbs/h-c-wainwright-sticks-to-its-buy-rating-for-quantum-si-qsi-blurbs?utm_source=itigerup.com&utm_medium=referral","rn_cache_url":null,"directOrigin":true},"property":["rate"],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://www.tipranks.com/news/blurbs/h-c-wainwright-sticks-to-its-buy-rating-for-quantum-si-qsi-blurbs?utm_source=itigerup.com&utm_medium=referral","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"1","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"tipranks_highlight","symbols":["QSI"],"gpt_icon":0},{"id":"2584725949","title":"Quantum-Si Showcases Proteus Platform Advances at Investor and Analyst Day","url":"https://stock-news.laohu8.com/highlight/detail?id=2584725949","media":"Reuters","labels":["conferences"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2584725949?lang=en_us&edition=fundamental","pubTime":"2025-11-19 21:01","pubTimestamp":1763557266,"startTime":"0","endTime":"0","summary":"Quantum-Si Inc. held its Investor & Analyst Day in New York City, where the company's management team provided updates on the development of the Proteus platform. Highlights included recent progress in platform development, a long-term technology roadmap aimed at achieving billions of reads, advancements toward coverage of all 20 amino acids, and new methods for detecting post-translational modifications. The company also shared data from over 50 sequencing runs on Proteus prototype systems, noting that performance already meets or exceeds that of the current Platinum Pro system. Attendees were able to participate virtually by registering for the event.Disclaimer: This news brief was created by Public Technologies  using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Quantum-Si Inc. published the origin","market":"fut","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://api.refinitiv.com/data/news/v1/stories/urn:newsml:reuters.com:20251119:nNDL8TVHb7:1","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"conferences","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["BK4121","QSI"],"gpt_icon":0},{"id":"2581339508","title":"Quantum-Si price target lowered to $2.50 from $3 at Alliance Global Partners","url":"https://stock-news.laohu8.com/highlight/detail?id=2581339508","media":"TIPRANKS","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2581339508?lang=en_us&edition=fundamental","pubTime":"2025-11-08 02:16","pubTimestamp":1762539365,"startTime":"0","endTime":"0","summary":"Alliance Global Partners analyst Scott Henry lowered the firm’s price target on Quantum-Si (QSI) to $2.50 from $3 and keeps a Buy rating on the sha...","market":"nz","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":{"source":"tipranks_highlight","url":"https://www.tipranks.com/news/the-fly/quantum-si-price-target-lowered-to-2-50-from-3-at-alliance-global-partners-thefly?utm_source=itigerup.com&utm_medium=referral","rn_cache_url":null,"directOrigin":true},"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://www.tipranks.com/news/the-fly/quantum-si-price-target-lowered-to-2-50-from-3-at-alliance-global-partners-thefly?utm_source=itigerup.com&utm_medium=referral","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"-1","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"tipranks_highlight","symbols":["BK4121","QSI"],"gpt_icon":0},{"id":"2581700152","title":"Protein sequencing platform Quantum-Si's Q3 net loss widens","url":"https://stock-news.laohu8.com/highlight/detail?id=2581700152","media":"Reuters","labels":["dataReport"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2581700152?lang=en_us&edition=fundamental","pubTime":"2025-11-06 05:56","pubTimestamp":1762379796,"startTime":"0","endTime":"0","summary":"Protein sequencing platform Quantum-Si's Q3 net loss widensOverviewQuantum-Si Q3 revenue was $552,000Net loss widened to $35.7 mln from $25.3, reflecting increased operating expensesCompany achieved s","market":"us","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://api.refinitiv.com/data/news/v1/stories/urn:newsml:reuters.com:20251105:nL1N3WH1EY:1","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"-1","news_top_title":null,"news_tag":"dataReport","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["BK4121","QSI"],"gpt_icon":0},{"id":"2581701951","title":"Quantum-Si reports third quarter revenue of $552,000","url":"https://stock-news.laohu8.com/highlight/detail?id=2581701951","media":"Reuters","labels":["dataReport"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2581701951?lang=en_us&edition=fundamental","pubTime":"2025-11-06 05:06","pubTimestamp":1762376789,"startTime":"0","endTime":"0","summary":"Quantum-Si Inc. reported revenue of $0.6 million for the third quarter of 2025, with a gross profit of $0.2 million and a gross margin of 35%. For the nine months ended September 30, 2025, revenue was $2.0 million, gross profit was $1.0 million, and gross margin was 52%. The company held $230.5 million in cash, cash equivalents, and marketable securities as of September 30, 2025, which is expected to fund operations into the second quarter of 2028. Key business developments included successful sequencing runs on a prototype Proteus system, continued progress in its development program, early success with an instrument placement program targeting academic customers, and the recent launch of version 4 of its Sequencing Kit.Disclaimer: This news brief was created by Public Technologies  using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financ","market":"us","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://api.refinitiv.com/data/news/v1/stories/urn:newsml:reuters.com:20251105:nNDL62xHdD:1","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"-1","news_top_title":null,"news_tag":"dataReport","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["QSI","BK4121"],"gpt_icon":0},{"id":"2581015397","title":"BRIEF-Quantum-Si Q3 EPS USD -0.17","url":"https://stock-news.laohu8.com/highlight/detail?id=2581015397","media":"Reuters","labels":["express"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2581015397?lang=en_us&edition=fundamental","pubTime":"2025-11-06 05:05","pubTimestamp":1762376747,"startTime":"0","endTime":"0","summary":"BRIEF-Quantum-Si Q3 EPS USD -0.17\n\n\nNov 05 (Reuters) - Quantum-Si Q3 revenue USD 552 thousand.\n\nQ3 operating expenses USD 39.967 million\nQ3 net income USD -35.703 million\nQ3 operating income USD -39.773 million","market":"fut","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://api.refinitiv.com/data/news/v1/stories/urn:newsml:reuters.com:20251105:nPLX3EDDCF:1","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"-1","news_top_title":null,"news_tag":"express","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["QSI","BK4121"],"gpt_icon":0},{"id":"2579139678","title":"Quantum-Si Inc - May Offer and Sell Class a Stock up to $100 Mln - SEC Filing","url":"https://stock-news.laohu8.com/highlight/detail?id=2579139678","media":"THOMSON REUTERS","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2579139678?lang=en_us&edition=fundamental","pubTime":"2025-10-30 04:38","pubTimestamp":1761770333,"startTime":"0","endTime":"0","summary":null,"market":"us","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://api.refinitiv.com/data/news/v1/stories/urn:newsml:reuters.com:20251029:nFWN3WA2H0:1","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"reuters_en_live","symbols":["QSI","BK4121"],"gpt_icon":0},{"id":"2578354643","title":"Quantum-Si Is Maintained at Hold by Canaccord Genuity","url":"https://stock-news.laohu8.com/highlight/detail?id=2578354643","media":"Dow Jones","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2578354643?lang=en_us&edition=fundamental","pubTime":"2025-10-27 19:39","pubTimestamp":1761565140,"startTime":"0","endTime":"0","summary":"Ratings actions from Benzinga: https://www.benzinga.com/quote/QSI/analyst-ratings \n\n\n \n\n\n  (END) Dow Jones Newswires\n\n\n  October 27, 2025 07:39 ET (11:39 GMT)","market":"hk","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://dowjonesnews.com/newdjn/logon.aspx?AL=N","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["QSI","BK4121"],"gpt_icon":0},{"id":"2578269495","title":"Quantum-Si Inc : Canaccord Genuity Raises Target Price to $2 From $1","url":"https://stock-news.laohu8.com/highlight/detail?id=2578269495","media":"THOMSON REUTERS","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2578269495?lang=en_us&edition=fundamental","pubTime":"2025-10-27 14:44","pubTimestamp":1761547468,"startTime":"0","endTime":"0","summary":null,"market":"nz","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://api.refinitiv.com/data/news/v1/stories/urn:newsml:reuters.com:20251027:nFWN3W802O:1","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"reuters_en_live","symbols":["QSI","BK4121"],"gpt_icon":0},{"id":"2576859530","title":"Quantum-Si to Join Canaccord Genuity MedTech, Diagnostics and Digital Health & Services Forum","url":"https://stock-news.laohu8.com/highlight/detail?id=2576859530","media":"Reuters","labels":["conferences"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2576859530?lang=en_us&edition=fundamental","pubTime":"2025-10-20 20:00","pubTimestamp":1760961621,"startTime":"0","endTime":"0","summary":"Quantum-Si Inc., a company specializing in proteomics technology and single-molecule protein analysis, will participate in the Canaccord Genuity MedTech, Diagnostics and Digital Health & Services Forum on November 20, 2025, at the Westin NY Grand Central. CEO Jeff Hawkins will join a Fireside Chat at 3:30 PM ET, and both he and CFO Jeff Keyes will be available for one-on-one meetings during the event.Disclaimer: This news brief was created by Public Technologies  using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Quantum-Si Inc. published the original content used to generate this news brief via Business Wire  on October 20, 2025, and is solely responsible for the information contained therein.","market":"fut","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://api.refinitiv.com/data/news/v1/stories/urn:newsml:reuters.com:20251020:nNDL6Ghrk:1","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"conferences","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["QSI","BK4121"],"gpt_icon":0},{"id":"2576013417","title":"DE, RKLB, NTRA, QSI: Cathie Wood Loads Up on Deere and ATAI, Trims Stakes in Rocket Lab and Biotech Stocks","url":"https://stock-news.laohu8.com/highlight/detail?id=2576013417","media":"TIPRANKS","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2576013417?lang=en_us&edition=fundamental","pubTime":"2025-10-18 15:56","pubTimestamp":1760774209,"startTime":"0","endTime":"0","summary":"Cathie Wood, the founder and CEO of ARK Invest, is one of the most followed investors on Wall Street. She manages a range of ETFs (exchange-traded ...","market":"us","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":{"source":"tipranks_highlight","url":"https://www.tipranks.com/news/de-rklb-ntra-qsi-cathie-wood-loads-up-on-deere-and-atai-trims-stakes-in-rocket-lab-and-biotech-stocks?utm_source=itigerup.com&utm_medium=referral","rn_cache_url":null,"directOrigin":true},"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://www.tipranks.com/news/de-rklb-ntra-qsi-cathie-wood-loads-up-on-deere-and-atai-trims-stakes-in-rocket-lab-and-biotech-stocks?utm_source=itigerup.com&utm_medium=referral","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"1","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"tipranks_highlight","symbols":["BK4187","BK4007","BK4588","LU1064131342.USD","BK4564","LU2065731478.USD","LU0106261612.USD","LU0963586101.USD","BK4121","LU2065171311.SGD","LU0012050646.USD","LU0345770308.USD","ATAI","BK4544","LU2065171402.SGD","ARKK","LU0053671581.USD","BK4539","BK4585","LU1988902786.USD","NTRA","LU2065170008.USD","LU2324357040.USD","LU2065169927.USD","RKLB","LU0345770993.USD","QSI","BK4139","LU2264538146.SGD"],"gpt_icon":0},{"id":"2576060625","title":"Jonathan M. Rothberg, Director and 10% Owner, Reports Disposal of Quantum-Si Inc. Common Shares","url":"https://stock-news.laohu8.com/highlight/detail?id=2576060625","media":"Reuters","labels":["shareholding","express"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2576060625?lang=en_us&edition=fundamental","pubTime":"2025-10-18 07:06","pubTimestamp":1760742385,"startTime":"0","endTime":"0","summary":"Jonathan M. Rothberg, Ph.D., a Director and 10% Owner of Quantum-Si Inc., has reported a disposal of common shares of the company. The full filing can be accessed through the link below.Disclaimer: This news brief was created by Public Technologies  using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Quantum-Si Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission , on October 17, 2025, and is solely responsible for the information contained therein.","market":"nz","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://api.refinitiv.com/data/news/v1/stories/urn:newsml:reuters.com:20251017:nNDL7tqjw7:1","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"-1","news_top_title":null,"news_tag":"shareholding,express","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["BK4121","QSI"],"gpt_icon":0},{"id":"2576088157","title":"WGS, PONY, QSI, SLMT: Cathie Wood Snaps Up Biotech and AI Stocks, Trims Stake in a Semiconductor Name","url":"https://stock-news.laohu8.com/highlight/detail?id=2576088157","media":"TIPRANKS","labels":["shareholding"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2576088157?lang=en_us&edition=fundamental","pubTime":"2025-10-17 13:31","pubTimestamp":1760679112,"startTime":"0","endTime":"0","summary":"Cathie Wood’s ARK Invest ETFs (exchange-traded funds) made several notable portfolio moves on Thursday, October 16, showing a stronger focus on fin...","market":"fut","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":{"source":"tipranks_highlight","url":"https://www.tipranks.com/news/wgs-pony-qsi-slmt-cathie-wood-snaps-up-biotech-and-ai-stocks-trims-stake-in-a-semiconductor-name?utm_source=itigerup.com&utm_medium=referral","rn_cache_url":null,"directOrigin":true},"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://www.tipranks.com/news/wgs-pony-qsi-slmt-cathie-wood-snaps-up-biotech-and-ai-stocks-trims-stake-in-a-semiconductor-name?utm_source=itigerup.com&utm_medium=referral","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"1","news_top_title":null,"news_tag":"shareholding","news_rank":0,"length":0,"strategy_id":0,"source":"tipranks_highlight","symbols":["BK4108","BK4023","BK4196","PONY","BK4585","ARKK","BK4121","BK4588","SOXX","BK4544","QSI","WGS","SMH","SLMT"],"gpt_icon":0},{"id":"2575977405","title":"Quantum-Si Inc. to Release Third Quarter 2025 Financial Results","url":"https://stock-news.laohu8.com/highlight/detail?id=2575977405","media":"Reuters","labels":["dataReport"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2575977405?lang=en_us&edition=fundamental","pubTime":"2025-10-13 20:00","pubTimestamp":1760356826,"startTime":"0","endTime":"0","summary":"Quantum-Si Inc. will report third quarter 2025 financial results on November 5, 2025. Jeff Hawkins, President and Chief Executive Officer, and Jeff Keyes, Chief Financial Officer, will host a conference call on the same day at 4:30 PM ET. Results and the webcast will be available on the Investors section of the Quantum-Si website under Events and Presentations. An archived webcast will be available for replay following the event.Disclaimer: This news brief was created by Public Technologies  using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Quantum-Si Inc. published the original content used to generate this news brief via Business Wire  on October 13, 2025, and is solely responsible for the information contained therein.","market":"us","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://api.refinitiv.com/data/news/v1/stories/urn:newsml:reuters.com:20251013:nNDL2ZRFJC:1","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"dataReport","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["QSI","BK4121"],"gpt_icon":0},{"id":"2571350391","title":"Quantum-Si Inc. Announces At-the-Market Offering of Up to $100 Million in Class A Common Stock Through Leerink Partners","url":"https://stock-news.laohu8.com/highlight/detail?id=2571350391","media":"Reuters","labels":["shareholding"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2571350391?lang=en_us&edition=fundamental","pubTime":"2025-09-30 04:08","pubTimestamp":1759176484,"startTime":"0","endTime":"0","summary":"Quantum-Si Inc. has announced it has entered into a Sales Agreement with Leerink Partners LLC, allowing the company to offer and sell up to $100 million of its Class A common stock. Under the agreement, Leerink Partners will act as sales agent or principal, facilitating sales in one or more \"at the market\" offerings. The company will pay Leerink Partners a commission of up to 3.0% of gross proceeds from any shares sold. Quantum-Si is not obligated to sell any shares under the agreement and may suspend or terminate the sales at any time. The offering is subject to the effectiveness of a shelf registration statement filed with the SEC.Disclaimer: This news brief was created by Public Technologies  using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Quantum-Si Inc. published the original content used to g","market":"us","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://api.refinitiv.com/data/news/v1/stories/urn:newsml:reuters.com:20250929:nNDL7lxJJn:1","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"shareholding","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["BK4121","BK4207","QSI","MNSH"],"gpt_icon":0},{"id":"2571330892","title":"Numerous Quantum-Si Insiders Sold Stock: Not A Positive Omen","url":"https://stock-news.laohu8.com/highlight/detail?id=2571330892","media":"Simply Wall St.","labels":["shareholding"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2571330892?lang=en_us&edition=fundamental","pubTime":"2025-09-29 19:40","pubTimestamp":1759146013,"startTime":"0","endTime":"0","summary":"Quite a few Quantum-Si incorporated ( NASDAQ:QSI ) insiders sold their shares over the past year, which may be a cause...","market":"hk","thumbnail":"https://images.simplywall.st/asset/industry/9551728-choice2-main-header/1585186774276","type":0,"news_type":0,"thumbnails":["https://images.simplywall.st/asset/industry/9551728-choice2-main-header/1585186774276"],"rights":{"source":"simplywall_highlight","url":"https://simplywall.st/stocks/us/pharmaceuticals-biotech/nasdaq-qsi/quantum-si/news/numerous-quantum-si-insiders-sold-stock-not-a-positive-omen","rn_cache_url":null,"directOrigin":true},"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://simplywall.st/stocks/us/pharmaceuticals-biotech/nasdaq-qsi/quantum-si/news/numerous-quantum-si-insiders-sold-stock-not-a-positive-omen","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"-2","news_top_title":null,"news_tag":"shareholding","news_rank":0,"length":0,"strategy_id":0,"source":"simplywall_highlight","symbols":["QSI","BK4121"],"gpt_icon":0},{"id":"2570588358","title":"BRIEF-Quantum-Si Inc - On Sept 23, Enters Settlement And Mutual Release Agreement With Winchester - SEC Filing","url":"https://stock-news.laohu8.com/highlight/detail?id=2570588358","media":"Reuters","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2570588358?lang=en_us&edition=fundamental","pubTime":"2025-09-27 05:44","pubTimestamp":1758923070,"startTime":"0","endTime":"0","summary":"BRIEF-Quantum-Si Inc - On Sept 23, Enters Settlement And Mutual Release Agreement With Winchester - SEC FilingSept 26  - Quantum-Si Inc QSI.O:QUANTUM-SI INC - ON SEPT 23, ENTERS SETTLEMENT AND MUTUAL RELEASE AGREEMENT WITH WINCHESTER - SEC FILINGQUANTUM-SI INC - TO PAY $11 MILLION TERMINATION FEE - SEC FILINGSource text: [ID:n0001816431-25-000060]Further company coverage: QSI.O ","market":"fut","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://api.refinitiv.com/data/news/v1/stories/urn:newsml:reuters.com:20250926:nFWN3VD13R:1","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["BK4121","QSI"],"gpt_icon":1},{"id":"2570830998","title":"BRIEF-Quantum-Si Inc Files For Mixed Shelf Of Up To $300 Million - SEC Filing","url":"https://stock-news.laohu8.com/highlight/detail?id=2570830998","media":"Reuters","labels":["shareholding"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2570830998?lang=en_us&edition=fundamental","pubTime":"2025-09-27 05:24","pubTimestamp":1758921890,"startTime":"0","endTime":"0","summary":"BRIEF-Quantum-Si Inc Files For Mixed Shelf Of Up To $300 Million - SEC FilingSept 26 (Reuters) - Quantum-Si Inc QSI.O:QUANTUM-SI INC FILES FOR MIXED SHELF OF UP TO $300 MILLION - SEC FILINGSource text: [ID:n0001140361-25-036334]Further company coverage: QSI.O ((Reuters.Briefs@thomsonreuters.com;))","market":"fut","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://api.refinitiv.com/data/news/v1/stories/urn:newsml:reuters.com:20250926:nFWN3VD0JF:1","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"shareholding","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["QSI","BK4121"],"gpt_icon":0},{"id":"2570830983","title":"Quantum-Si files $300M mixed securities shelf","url":"https://stock-news.laohu8.com/highlight/detail?id=2570830983","media":"TIPRANKS","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2570830983?lang=en_us&edition=fundamental","pubTime":"2025-09-27 05:20","pubTimestamp":1758921614,"startTime":"0","endTime":"0","summary":"17:16 EDT Quantum-Si (QSI) files $300M mixed securities shelf Published first on TheFly – the ultimate source for real-time, market-moving breaking...","market":"fut","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":{"source":"tipranks_highlight","url":"https://www.tipranks.com/news/the-fly/quantum-si-files-300m-mixed-securities-shelf-thefly?utm_source=itigerup.com&utm_medium=referral","rn_cache_url":null,"directOrigin":true},"property":[],"language":"en","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://www.tipranks.com/news/the-fly/quantum-si-files-300m-mixed-securities-shelf-thefly?utm_source=itigerup.com&utm_medium=referral","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"tipranks_highlight","symbols":["QSI","BK4121"],"gpt_icon":0}],"profile":{"websiteUrl":"http://www.quantum-si.com","stockEarnings":[{"period":"1week","weight":0.124},{"period":"1month","weight":-0.0794},{"period":"3month","weight":0.2609},{"period":"6month","weight":-0.1761},{"period":"1year","weight":0.0902},{"period":"ytd","weight":-0.463}],"compareEarnings":[{"period":"1week","weight":0.0049},{"period":"1month","weight":0.0189},{"period":"3month","weight":0.0512},{"period":"6month","weight":0.1368},{"period":"1year","weight":0.1247},{"period":"ytd","weight":0.1664}],"compareStock":{"symbol":"SPY","name":"SPDR S&P 500 ETF Trust"},"description":"Quantum-Si incorporated, a life sciences company, engages in the development of protein detection platform to enable Next Generation Protein Sequencing (NGPS). The company's platform is comprised of the Carbon automated sample preparation instrument; the Platinum single-molecule detection and NGPS instrument with Time-Domain Sequencing chip; the Quantum-Si Cloud data analysis software; and reagent kits for use with its instruments. The company was founded in 2013 is based in Guilford, Connecticut.","yearOnYearQuotes":[{"month":1,"riseRate":0.4,"avgChangeRate":-0.132379},{"month":2,"riseRate":0.4,"avgChangeRate":-0.028609},{"month":3,"riseRate":0.4,"avgChangeRate":-0.005272},{"month":4,"riseRate":0,"avgChangeRate":-0.117995},{"month":5,"riseRate":0.4,"avgChangeRate":0.08056},{"month":6,"riseRate":0.6,"avgChangeRate":-0.04326},{"month":7,"riseRate":0.6,"avgChangeRate":0.227119},{"month":8,"riseRate":0.2,"avgChangeRate":-0.156246},{"month":9,"riseRate":0.2,"avgChangeRate":-0.072093},{"month":10,"riseRate":0.4,"avgChangeRate":0.022113},{"month":11,"riseRate":0.4,"avgChangeRate":0.074019},{"month":12,"riseRate":0.833333,"avgChangeRate":0.240055}],"exchange":"NASDAQ","name":"Quantum-Si Inc.","nameEN":"Quantum-Si Inc."},"APP":{"userAgent":"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)","isDev":false,"isTTM":true,"deviceId":"web-server-community-laohu8-v3","version":"4.35.11","shortVersion":"4.35.11","platform":"web","vendor":"web","appName":"ttm","isIOS":false,"isAndroid":false,"isTiger":false,"isTHS":false,"isWeiXin":false,"isWeiXinMini":false,"isWeiBo":false,"isQQ":false,"isBaiduSwan":false,"isBaiduBox":false,"isDingTalk":false,"isToutiao":false,"isOnePlus":false,"isHuaWei":false,"isXiaomi":false,"isXiaomiWebView":false,"isOppo":false,"isVivo":false,"isSamsung":false,"isMobile":false},"pagemeta":{"title":"Quantum-Si Inc.(QSI),Stock Price, Discussion, News, Quote & History - To The Moon - Tiger Brokers Online Investing Community","description":"Find the latest Quantum-Si Inc.(QSI) stock quote, history, news, and investing ideas from To The Moon - Tiger Brokers Online Investing Community to stay on top of the markets.","keywords":"Quantum-Si Inc.,QSI,Quantum-Si Inc.股票,Quantum-Si Inc.股票老虎,Quantum-Si Inc.股票老虎国际,Quantum-Si Inc.行情,Quantum-Si Inc.股票行情,Quantum-Si Inc.股价,Quantum-Si Inc.股市,Quantum-Si Inc.股票价格,Quantum-Si Inc.股票交易,Quantum-Si Inc.股票购买,Quantum-Si Inc.股票实时行情,购买美股,购买港股,港股开户,美股开户,美股交易,港股交易,开通美港股账户,老虎国际行情","social":{"og_title":"Quantum-Si Inc.(QSI),Stock Price, Discussion, News, Quote & History - To The Moon - Tiger Brokers Online Investing Community","og_description":"Find the latest Quantum-Si Inc.(QSI) stock quote, history, news, and investing ideas from To The Moon - Tiger Brokers Online Investing Community to stay on top of the markets.","og_image":"https://community-static.tradeup.com/news/9b6dafd60190235ae8e2c95f52c583a0"}}}