These disclosures are from 13Ds filed with the Securities and Exchange Commission. 13Ds are filed within 10 days of an entity's attaining more than 5% in any class of a company's securities. Subsequent changes in holdings or intentions must be reported in amended filings. This material is from April 23 through April 29, 2026. Source: VerityData
Increases in Holdings
Miami International Holdings $(MIAX)$ Horizon Kinetics raised its stake in the exchange operator to 11,162,809 shares. Horizon Kinetics did so through the purchase of 100,504 Miami International Holdings shares from April 10 through April 27 at per share prices ranging from $41.37 to $46.52, then slightly offset those purchases through the sale of 233 shares from April 10 through April 21 at $41.34 to $45.18. On April 24, Horizon Managing Director Eric Sites was elected to the board of directors.
Following the latest activity, Horizon Kinetics continues to own a 12.2% stake in Miami International Holdings' outstanding stock. Shares of Miami International Holdings have gained roughly 9.1% in value in 2026.
MeiraGTx Holdings$(MGTX)$ Perceptive Advisors raised its stake in the gene therapy company to 11,742,117 shares. Perceptive Advisors did so through the purchase of 555,555 MeiraGTx shares on April 17 at a price of $9 per share pursuant to the company's underwritten public offering.
the latest purchase, Perceptive Advisors continues to own a 12.6% stake in MeiraGTx's outstanding stock. Shares of MeiraGTx have gained approximately 14.6% in value in 2026.
Monro$(MNRO)$ Gamco Investors raised its stake in the operator of automobile service stations to 3,195,847 shares. Gamco Investors did so through the purchase of 489,085 Monro shares from March 11 through April 24 at per share prices ranging from $14.98 to $18.12, and slightly offset those purchases through the sale of 47,230 shares from March 16 through April 15 at $15.36 to $16.82.
Following the latest activity, Gamco Investors continues to own a 10.7% stake in Monro's outstanding stock. Shares of Monro have lost approximately 15% of their value in 2026.
Decreases in Holdings
Primis Financial $(FRST)$ Castle Creek Capital Partners VII lowered its stake in the bank holding company to 1,076,499 shares. Castle Creek did so through the sale of 254,175 Primis Financial shares from April 13 through April 17 at per share prices ranging from $13.76 to $14.30.
Following the latest sales, Castle Creek Capital Partners continues to own 4.4% of Primis Financial's outstanding stock, placing Castle Creek below the 5% threshold that would require it to report further sales. Shares of Primis Financial have gained roughly 11.8% in value in 2026.
Nathan's Famous$(NATH)$ Gamco Investors lowered its stake in the fast-food franchiser and licenser to 481,086 shares. Gamco Investors did so through the sale of 39,000 Nathan's Famous shares from Feb. 27 through April 22 at per share prices ranging from $100.53 to $101.84, and slightly offset those sales through the purchase of 6,100 shares from March 5 through March 18 at $100.40 to $100.80.
Following the latest activity, Gamco Investors continues to own an 11.8% stake in Nathan's Famous' outstanding stock. Shares of Nathan's Famous have gained approximately 9.1% in value in 2026.
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(END) Dow Jones Newswires
May 01, 2026 18:18 ET (22:18 GMT)
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