Oyster Enterprises II AcquisOYSERPreferred / convertible

13F holders, Q4 2025 (December 31)
45holders +1
6new positions
5sold out
1famous investor
$0.20avg. 13F price*

At the end of Q4 2025, 45 institutions reported holding Oyster Enterprises II Acquis (OYSER) in their 13F filings, up 1 from Q3 2025. 6 opened new positions and 5 sold out. The largest holders were Meteora Capital, LLC ($462K), Magnetar Financial LLC ($260K) and AQR Arbitrage LLC ($228K). One famous investor held it Israel Englander ( of Millennium Management's portfolio).

Company
Oyster Enterprises II Acquis
CUSIP
G6861F138
Latest filing quarter
Q2 2026

History

Number of 13F holders

01020304050 Q3 2025: 44Q3 2025Q4 2025: 45Q4 2025Q1 2026: 44Q1 2026Q2 2026: 46Q2 2026

Total Exit/New Position Q3 2025 → Q4 2025

InstitutionsTotal Value
New Positions6$425K
Exits5$89K

All 13F filers, Q3 2025 → Q4 2025: 3,773,865 shares bought and 1,442,616 shares sold, net +2,331,249 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 45 holders
Meteora Capital, LLC — Reduce -0.1% 2,309,640 $462K
Magnetar Financial LLC — No change 1,300,000 $260K
AQR Arbitrage LLC — Reduce -23.3% 1,138,688 $228K
LMR Partners LLP — No change 1,100,000 $220K
Picton Mahoney Asset Management — No change 1,000,000 $200K
Linden Advisors LP — No change 1,000,000 $190K
TENOR CAPITAL MANAGEMENT Co., L.P. — No change 900,000 $180K
Westchester Capital Management, LLC — New 850,000 $170K
Glazer Capital, LLC — Reduce -8.3% 780,062 $156K
Verition Fund Management LLC — No change 768,752 $154K
Harraden Circle Investments, LLC — Add +284.9% 705,326 $141K
CSS LLC — Add +18.5% 66,340 $133K
Millennium Management — Add +40.7% 631,000 $126K
Toronto Dominion Bank — Add +55.2% 623,500 $125K
Radcliffe Capital Management, L.P. — Add +900.0% 551,079 $110K
Hudson Bay Capital Management LP — Reduce -28.0% 501,530 $100K
Moore Capital Management, LP — No change 500,000 $100K
Rivernorth Capital Management, LLC — Add +25.8% 499,872 $100K
Aristeia Capital, L.L.C. — No change 454,000 $91K
Healthcare of Ontario Pension Plan Trust Fund — No change 450,000 $90K
Shaolin Capital Management LLC — No change 450,000 $90K
Polar Asset Management Partners Inc. — No change 400,000 $80K
Alberta Investment Management Corp — New 400,000 $80K
Davidson Kempner Capital Management LP — No change 400,000 $80K
MYDA Advisors LLC — New 349,000 $70K
BNP Paribas Financial Markets — New 346,312 $69K
Periscope Capital Inc. — No change 300,000 $60K
Parallax Volatility Advisers, L.P. — Reduce -48.1% 293,600 $59K
Bulldog Investors, LLP — Add +56.2% 312,349 $54K
Clear Street Group Inc. — Reduce -0.8% 264,071 $53K
Context Capital Management, LLC — No change 250,782 $50K
GABELLI & Co INVESTMENT ADVISERS, INC. — No change 250,700 $50K
Whitebox Advisors LLC — No change 250,000 $50K
Alpine Global Management, LLC — No change 250,000 $50K
Schonfeld Strategic Advisors LLC — Reduce -9.1% 250,000 $50K
Berkley W R Corp. — No change 228,022 $46K
MMCAP International Inc. SPC — No change 200,000 $40K
Gabelli Funds LLC — No change 199,300 $40K
Decagon Asset Management LLP — No change 183,091 $37K
Mint Tower Capital Management B.V. — No change 150,000 $30K
DLD Asset Management, LP — New 106,092 $21K
683 Capital Management, LLC — No change 75,000 $15K
Walleye Capital LLC — New 75,000 $15K
Gritstone Asset Management LLC — No change 49,430 $10K
Bank of America Corp. — No change 100 $20

"% of holder's portfolio" is OYSER's weight in each manager's 13F, not the share of Oyster Enterprises II Acquis the manager owns.