Oyster Enterprises II Acquisition Corp
OYSE- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0002042182
No open-market purchases or sales by Oyster Enterprises II Acquisition Corp insiders were filed in the last 90 days; 62 institutions reported holding it in 13F filings for Q2 2026, worth $253.8M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Oyster Enterprises II Acquisition Corp as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 60
- +8 vs. Q3 2025
- Shares held
- 24.6M
- +2.59M (+11.8%) vs. Q3 2025
- Total value
- $248.1M
- +$27.9M (+12.7%) vs. Q3 2025
- New holders
- 8
- 13 more added
- Sold out
- 0
- 7 more reduced
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting OYSE on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 62 | $253.8M |
| Q1 2026 | 60 | $250.0M |
| Q4 2025 | 60 | $248.1M |
| Q3 2025 | 52 | $220.2M |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Oyster Enterprises II Acquisition Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Morgan Stanley | 87 | $877 | 0.00% | +67+335.0% | Added |
| Citigroup Inc | 3,900 | $39.4K | 0.00% | 00.0% | Unchanged |
| Warberg Asset Management LLC | 10,000 | $101.0K | 0.03% | 00.0% | Unchanged |
| Virtu Financial LLC | 10,979 | $111.0K | 0.00% | +10,979 | New |
| Geode Capital Management, LLC | 14,458 | $146.2K | 0.00% | 00.0% | Unchanged |
| Mizuho Securities USA LLC | 16,690 | $167.1K | 0.00% | −95,347−85.1% | Reduced |
| Susquehanna International Group, LLP | 23,468 | $237.3K | 0.00% | +23,468 | New |
| Abc Arbitrage SA | 25,000 | $252.8K | 0.02% | +25,000 | New |
| Alyeska Investment Group, L.P. | 25,000 | $261.3K | 0.00% | 00.0% | Unchanged |
| Dakota Wealth Management | 42,500 | $428.4K | 0.01% | +16,800+65.4% | Added |
| Gritstone Asset Management LLC | 49,429 | $499.7K | 0.48% | 00.0% | Unchanged |
| Deltec Asset Management LLC | 50,000 | $504.0K | 0.08% | 00.0% | Unchanged |
| Heights Capital Management, Inc | 50,000 | $505.5K | 0.19% | 00.0% | Unchanged |
| 683 Capital Management, LLC | 75,000 | $758.3K | 0.06% | 00.0% | Unchanged |
| Walleye Capital LLC | 75,000 | $758.3K | 0.00% | +75,000 | New |
| UBS Oconnor LLC | 100,000 | $1.01M | 0.03% | 00.0% | Unchanged |
| L1 Global Manager Pty Ltd | 100,000 | $1.01M | 0.66% | +100,000 | New |
| DLD Asset Management, LP | 100,038 | $1.01M | 0.11% | +380.0% | Added |
| Vivaldi Asset Management, LLC | 150,000 | $1.52M | 0.09% | 00.0% | Unchanged |
| Mint Tower Capital Management B.V. | 150,000 | $1.52M | 0.19% | 00.0% | Unchanged |
| MYDA Advisors LLC | 199,000 | $2.01M | 0.57% | +199,000 | New |
| Gabelli Funds LLC | 199,300 | $2.01M | 0.01% | 00.0% | Unchanged |
| Shaolin Capital Management LLC | 200,000 | $2.02M | 0.08% | −49,654−19.9% | Reduced |
| MMCAP International Inc. SPC | 200,000 | $2.02M | 0.20% | 00.0% | Unchanged |
| Clear Street Group Inc. | 200,008 | $2.02M | 0.01% | −45,942−18.7% | Reduced |
| Schonfeld Strategic Advisors LLC | 206,491 | $2.08M | 0.01% | +56,818+38.0% | Added |
| Wolverine Asset Management LLC | 235,070 | $2.38M | 0.03% | +99,273+73.1% | Added |
| Whitebox Advisors LLC | 250,000 | $2.53M | 0.04% | 00.0% | Unchanged |
| Context Capital Management, LLC | 250,782 | $2.53M | 0.07% | 00.0% | Unchanged |
| Gabelli & Co Investment Advisers, Inc. | 250,700 | $2.53M | 0.38% | 00.0% | Unchanged |
| Periscope Capital Inc. | 298,000 | $3.01M | 0.58% | −27,000−8.3% | Reduced |
| Bulldog Investors, LLP | 327,096 | $3.30M | 0.73% | +112,349+52.3% | Added |
| Toronto Dominion Bank | 327,000 | $3.31M | 0.01% | +302,000+1,208.0% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 340,000 | $3.44M | 0.01% | −110,000−24.4% | Reduced |
| Goldman Sachs Group Inc | 346,312 | $3.49M | 0.00% | 00.0% | Unchanged |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 400,000 | $4.04M | 0.02% | +400,000 | New |
| Polar Asset Management Partners Inc. | 400,000 | $4.04M | 0.08% | 00.0% | Unchanged |
| Davidson Kempner Capital Management LP | 400,000 | $4.04M | 0.06% | 00.0% | Unchanged |
| Alberta Investment Management Corp | 400,000 | $4.04M | 0.02% | +400,000 | New |
| Verition Fund Management LLC | 422,615 | $4.27M | 0.02% | −14,285−3.3% | Reduced |
| Mangrove Partners | 450,000 | $4.55M | 0.37% | 00.0% | Unchanged |
| Aristeia Capital LLC | 454,000 | $4.59M | 0.13% | 00.0% | Unchanged |
| Berkley W R Corp | 475,872 | $4.80M | 0.27% | 00.0% | Unchanged |
| Rivernorth Capital Management, LLC | 497,500 | $5.01M | 0.24% | +100,000+25.2% | Added |
| Moore Capital Management, LP | 500,000 | $5.05M | 0.10% | 00.0% | Unchanged |
| Radcliffe Capital Management, L.P. | 623,741 | $6.30M | 0.34% | +98,631+18.8% | Added |
| Millennium Management LLC | 630,000 | $6.37M | 0.00% | +154,998+32.6% | Added |
| Karpus Management, Inc. | 673,111 | $6.78M | 0.21% | +53,394+8.6% | Added |
| Hudson Bay Capital Management LP | 696,530 | $7.04M | 0.04% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 797,500 | $8.04M | 0.01% | 00.0% | Unchanged |
| Tenor Capital Management Co., L.P. | 900,000 | $9.10M | 0.13% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 1,000,000 | $10.1M | 0.11% | 00.0% | Unchanged |
| LMR Partners LLP | 1,100,000 | $11.1M | 0.11% | 00.0% | Unchanged |
| CNH Partners LLC | 1,138,688 | $11.5M | 0.24% | 00.0% | Unchanged |
| Linden Advisors LP | 1,150,000 | $11.6M | 0.07% | 00.0% | Unchanged |
| Meteora Capital, LLC | 1,199,983 | $12.1M | 1.01% | −142,293−10.6% | Reduced |
| D. E. Shaw & Co., Inc. | 1,252,350 | $12.7M | 0.01% | 00.0% | Unchanged |
| Westchester Capital Management, LLC | 1,295,112 | $13.1M | 0.62% | +850,000+191.0% | Added |
| Magnetar Financial LLC | 1,300,000 | $13.1M | 0.13% | 00.0% | Unchanged |
| Glazer Capital, LLC | 1,501,396 | $15.1M | 0.40% | +1,513+0.1% | Added |