Oyster Enterprises II Acq-AOYSE
13F holders, Q1 2026 (March 31)60holders
3new positions
3sold out
2famous investors
$10.18avg. 13F price*
At the end of Q1 2026, 60 institutions reported holding Oyster Enterprises II Acq-A (OYSE) in their 13F filings, unchanged from Q4 2025. 3 opened new positions and 3 sold out. The largest holders were Glazer Capital, LLC ($15.8M), Westchester Capital Management, LLC ($13.2M) and Magnetar Financial LLC ($13.2M). 2 famous investors held it, including David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- Oyster Enterprises II Acq-A
- CUSIP
- G6861F104
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 3 | $2.9M |
| Exits | 3 | $412K |
All 13F filers, Q4 2025 → Q1 2026: 420,687 shares bought and 430,665 shares sold, net −9,978 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 60 holders
| Glazer Capital, LLC | 0.35% | Add +3.2% | 1,550,000 | $15.8M |
| Westchester Capital Management, LLC | 0.64% | No change | 1,295,112 | $13.2M |
| Magnetar Financial LLC | 0.14% | No change | 1,300,000 | $13.2M |
| D. E. Shaw & Co. | 0.01% | No change | 1,252,350 | $12.8M |
| Meteora Capital, LLC | 0.90% | Reduce -0.9% | 1,188,787 | $12.1M |
| Linden Advisors LP | 0.68% | No change | 1,150,000 | $11.8M |
| AQR Arbitrage LLC | 0.22% | Reduce -3.8% | 1,095,684 | $11.2M |
| LMR Partners LLP | 0.13% | No change | 1,100,000 | $11.2M |
| Picton Mahoney Asset Management | 0.11% | No change | 1,000,000 | $10.2M |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 0.62% | No change | 900,000 | $9.2M |
| Two Sigma Investments, LP | 0.01% | No change | 797,500 | $8.1M |
| Hudson Bay Capital Management LP | 0.05% | No change | 696,530 | $7.1M |
| Millennium Management | 0.01% | Add +6.2% | 668,989 | $6.8M |
| Karpus Management, Inc. | 0.21% | Reduce -2.2% | 658,061 | $6.7M |
| Radcliffe Capital Management, L.P. | 0.72% | No change | 623,741 | $6.3M |
| Moore Capital Management, LP | 0.20% | No change | 500,000 | $5.1M |
| Berkley W R Corp. | 0.26% | No change | 475,872 | $4.8M |
| Rivernorth Capital Management, LLC | 0.24% | Reduce -4.5% | 475,000 | $4.8M |
| Aristeia Capital, L.L.C. | 0.18% | No change | 454,000 | $4.6M |
| Mangrove Partners Im, LLC | 0.37% | No change | 450,000 | $4.6M |
| Davidson Kempner Capital Management LP | 0.11% | No change | 400,000 | $4.1M |
| Alberta Investment Management Corp | 0.03% | No change | 400,000 | $4.1M |
| Polar Asset Management Partners Inc. | 0.13% | Reduce -0.0% | 399,900 | $4.1M |
| Commonwealth of Pennsylvania Public School Empls Retrmt SYS | 0.02% | Reduce -12.5% | 350,000 | $3.6M |
| Goldman Sachs Group Inc. | 0.00% | No change | 346,312 | $3.5M |
| Healthcare of Ontario Pension Plan Trust Fund | 0.01% | No change | 340,000 | $3.5M |
| Bulldog Investors, LLP | 0.74% | Reduce -0.8% | 324,436 | $3.3M |
| Verition Fund Management LLC | 0.03% | Reduce -28.6% | 301,711 | $3.1M |
| Toronto Dominion Bank | 0.01% | Reduce -15.3% | 277,000 | $2.8M |
| Context Capital Management, LLC | 0.69% | No change | 250,782 | $2.6M |
| GABELLI & Co INVESTMENT ADVISERS, INC. | 0.38% | No change | 250,700 | $2.5M |
| Shaolin Capital Management LLC | 0.28% | Add +25.0% | 250,000 | $2.5M |
| Whitebox Advisors LLC | 0.14% | No change | 250,000 | $2.5M |
| Periscope Capital Inc. | 0.45% | Reduce -18.0% | 244,345 | $2.5M |
| Wolverine Asset Management LLC | 0.12% | Reduce -7.6% | 217,108 | $2.2M |
| Schonfeld Strategic Advisors LLC | 0.02% | Add +0.4% | 207,303 | $2.1M |
| MMCAP International Inc. SPC | 0.18% | No change | 200,000 | $2.0M |
| Clear Street Group Inc. | 0.01% | Reduce -0.3% | 199,495 | $2.0M |
| Gabelli Funds LLC | 0.01% | No change | 199,300 | $2.0M |
| MYDA Advisors LLC | 0.48% | No change | 199,000 | $2.0M |
| Sona Asset Management (us) LLC | 0.10% | New | 173,344 | $1.8M |
| Mint Tower Capital Management B.V. | 0.33% | No change | 150,000 | $1.5M |
| First Trust Capital Management L.P. | 0.08% | No change | 150,000 | $1.5M |
| O'Connor Alternative Investments LLC | 0.06% | — | 100,000 | $1.0M |
| DLD Asset Management, LP | 0.31% | No change | 100,038 | $1.0M |
| L1 Global Manager Pty Ltd | 0.82% | No change | 100,000 | $1.0M |
| Walleye Capital LLC | 0.01% | No change | 75,000 | $767K |
| 683 Capital Management, LLC | 0.07% | No change | 75,000 | $763K |
| Parallax Volatility Advisers, L.P. | 0.04% | New | 69,040 | $706K |
| Heights Capital Management, Inc. | 0.14% | No change | 50,000 | $511K |
| Deltec Asset Management LLC | 0.09% | No change | 50,000 | $509K |
| Gritstone Asset Management LLC | 0.55% | No change | 49,429 | $503K |
| Dakota Wealth Management | 0.01% | Reduce -3.8% | 40,900 | $416K |
| BNP Paribas Financial Markets | 0.00% | New | 39,898 | $406K |
| Abc Arbitrage SA | 0.03% | No change | 25,000 | $254K |
| Susquehanna International Group, LLP | 0.00% | Reduce -6.9% | 21,846 | $223K |
| Mizuho Securities USA LLC | 0.00% | No change | 16,690 | $169K |
| Geode Capital Management, LLC | 0.00% | No change | 14,458 | $148K |
| Warberg Asset Management LLC | 0.21% | No change | 10,000 | $102K |
| Morgan Stanley | 0.00% | Reduce -23.0% | 67 | $681 |
"% of holder's portfolio" is OYSE's weight in each manager's 13F, not the share of Oyster Enterprises II Acq-A the manager owns.