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 $253.9M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Oyster Enterprises II Acquisition Corp as of Jun 30, 2026. 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
- 62
- +2 vs. Q1 2026
- Shares held
- 24.7M
- +110.4K (+0.4%) vs. Q1 2026
- Total value
- $253.9M
- +$3.91M (+1.6%) vs. Q1 2026
- New holders
- 3
- 9 more added
- Sold out
- 1
- 10 more reduced
Compare with Q1 2026: 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 | $253.9M |
| 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, Q2 2026
Shares, value and share of portfolio for each institution holding Oyster Enterprises II Acquisition Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Glazer Capital, LLC | 1,562,348 | $16.1M | 0.40% | +12,348+0.8% | Added |
| Magnetar Financial LLC | 1,300,000 | $13.4M | 0.12% | 00.0% | Unchanged |
| Westchester Capital Management, LLC | 1,295,112 | $13.4M | 0.67% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 1,252,350 | $12.9M | 0.01% | 00.0% | Unchanged |
| Linden Advisors LP | 1,150,000 | $11.9M | 0.06% | 00.0% | Unchanged |
| CNH Partners LLC | 1,100,584 | $11.3M | 0.16% | +4,900+0.4% | Added |
| LMR Partners LLP | 1,100,000 | $11.3M | 0.08% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 1,015,000 | $10.4M | 0.10% | +15,000+1.5% | Added |
| Tenor Capital Management Co., L.P. | 900,000 | $9.26M | 0.13% | 00.0% | Unchanged |
| Meteora Capital, LLC | 881,794 | $9.07M | 0.75% | −306,993−25.8% | Reduced |
| Karpus Management, Inc. | 803,996 | $8.27M | 0.24% | +145,935+22.2% | Added |
| Two Sigma Investments, LP | 797,500 | $8.21M | 0.01% | 00.0% | Unchanged |
| Hudson Bay Capital Management LP | 696,530 | $7.18M | 0.03% | 00.0% | Unchanged |
| Millennium Management LLC | 669,000 | $6.88M | 0.00% | +110.0% | Added |
| Radcliffe Capital Management, L.P. | 623,742 | $6.42M | 0.49% | +10.0% | Added |
| Moore Capital Management, LP | 500,000 | $5.14M | 0.12% | 00.0% | Unchanged |
| Rivernorth Capital Management, LLC | 475,000 | $4.91M | 0.23% | 00.0% | Unchanged |
| Berkley W R Corp | 475,872 | $4.91M | 0.24% | 00.0% | Unchanged |
| Aristeia Capital LLC | 454,000 | $4.67M | 0.07% | 00.0% | Unchanged |
| Mangrove Partners | 450,000 | $4.63M | 0.30% | 00.0% | Unchanged |
| Alberta Investment Management Corp | 400,000 | $4.12M | 0.02% | 00.0% | Unchanged |
| Davidson Kempner Capital Management LP | 400,000 | $4.12M | 0.07% | 00.0% | Unchanged |
| Polar Asset Management Partners Inc. | 399,800 | $4.11M | 0.08% | −1000.0% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 350,000 | $3.60M | 0.02% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 346,312 | $3.56M | 0.00% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 340,000 | $3.51M | 0.01% | 00.0% | Unchanged |
| Bulldog Investors, LLP | 320,436 | $3.30M | 0.73% | −4,000−1.2% | Reduced |
| Verition Fund Management LLC | 292,103 | $3.01M | 0.02% | −9,608−3.2% | Reduced |
| Toronto Dominion Bank | 277,000 | $2.85M | 0.00% | 00.0% | Unchanged |
| Context Capital Management, LLC | 250,782 | $2.58M | 0.05% | 00.0% | Unchanged |
| Gabelli & Co Investment Advisers, Inc. | 250,700 | $2.58M | 0.38% | 00.0% | Unchanged |
| Whitebox Advisors LLC | 250,000 | $2.57M | 0.04% | 00.0% | Unchanged |
| Periscope Capital Inc. | 244,345 | $2.51M | 0.40% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 235,091 | $2.42M | 0.01% | +27,788+13.4% | Added |
| Wolverine Asset Management LLC | 214,698 | $2.21M | 0.03% | −2,410−1.1% | Reduced |
| Shaolin Capital Management LLC | 210,002 | $2.16M | 0.12% | −39,998−16.0% | Reduced |
| MMCAP International Inc. SPC | 200,000 | $2.06M | 0.17% | 00.0% | Unchanged |
| MYDA Advisors LLC | 199,000 | $2.05M | 0.50% | 00.0% | Unchanged |
| Clear Street Group Inc. | 178,908 | $1.84M | 0.01% | −20,587−10.3% | Reduced |
| Gabelli Funds LLC | 174,300 | $1.79M | 0.01% | −25,000−12.5% | Reduced |
| Sona Asset Management (US) LLC | 173,344 | $1.78M | 0.07% | 00.0% | Unchanged |
| Mizuho Securities USA LLC | 163,173 | $1.67M | 0.02% | +146,483+877.7% | Added |
| Mint Tower Capital Management B.V. | 150,000 | $1.54M | 0.18% | 00.0% | Unchanged |
| Vivaldi Asset Management, LLC | 150,000 | $1.54M | 0.09% | 00.0% | Unchanged |
| Calamos Advisors LLC | 123,093 | $1.27M | 0.00% | +123,093 | New |
| O'Connor Alternative Investments LLC | 100,000 | $1.03M | 0.08% | 00.0% | Unchanged |
| DLD Asset Management, LP | 100,038 | $1.03M | 0.08% | 00.0% | Unchanged |
| L1 Global Manager Pty Ltd | 100,000 | $1.03M | 0.83% | 00.0% | Unchanged |
| Parallax Volatility Advisers, L.P. | 90,616 | $934.3K | 0.03% | +21,576+31.3% | Added |
| 683 Capital Management, LLC | 75,000 | $771.8K | 0.07% | 00.0% | Unchanged |
| Heights Capital Management, Inc | 50,000 | $515.5K | 0.12% | 00.0% | Unchanged |
| Limestone Investment Advisors LP | 50,094 | $515.5K | 0.26% | +50,094 | New |
| Deltec Asset Management LLC | 50,000 | $514.5K | 0.08% | 00.0% | Unchanged |
| Gritstone Asset Management LLC | 49,429 | $508.6K | 0.49% | 00.0% | Unchanged |
| Highbridge Capital Management LLC | 47,911 | $492.0K | 0.02% | +47,911 | New |
| Dakota Wealth Management | 40,900 | $420.9K | 0.01% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 39,898 | $411.3K | 0.00% | 00.0% | Unchanged |
| Abc Arbitrage SA | 25,000 | $257.3K | 0.03% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 20,834 | $214.8K | 0.00% | −1,012−4.6% | Reduced |
| Geode Capital Management, LLC | 14,458 | $149.1K | 0.00% | 00.0% | Unchanged |
| Warberg Asset Management LLC | 10,000 | $102.9K | 0.03% | 00.0% | Unchanged |
| Morgan Stanley | 43 | $442 | 0.00% | −24−35.8% | Reduced |
| Walleye Capital LLC | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |