Oyster Enterprises II Acquisition Corp
OYSEU- 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; 8 institutions reported holding it in 13F filings for Q2 2026, worth $4.04M in total; no superinvestor holds it.
13F holders, Q2 2025
Institutional positions in Oyster Enterprises II Acquisition Corp as of Jun 30, 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
- 61
- +61 vs. Q1 2025
- Shares held
- 24.1M
- +24.1M vs. Q1 2025
- Total value
- $244.1M
- +$244.1M vs. Q1 2025
- New holders
- 61
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q1 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting OYSEU 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 | 8 | $4.04M |
| Q1 2026 | 8 | $5.16M |
| Q4 2025 | 8 | $5.21M |
| Q3 2025 | 15 | $26.3M |
| Q2 2025 | 61 | $244.1M |
| 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 2025
Shares, value and share of portfolio for each institution holding Oyster Enterprises II Acquisition Corp; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Highbridge Capital Management LLC | 1,000 | $10.1K | 0.00% | +1,000 | New |
| UBS Group AG | 3,141 | $31.8K | 0.00% | +3,141 | New |
| Tuttle Tactical Management | 10,000 | $101.2K | 0.42% | +10,000 | New |
| Warberg Asset Management LLC | 10,000 | $101.2K | 0.02% | +10,000 | New |
| Prelude Capital Management, LLC | 20,000 | $202.4K | 0.02% | +20,000 | New |
| Parallax Volatility Advisers, L.P. | 25,000 | $253.0K | 0.01% | +25,000 | New |
| Wolverine Asset Management LLC | 32,574 | $329.6K | 0.01% | +32,574 | New |
| Heights Capital Management, Inc | 50,000 | $506.0K | 0.16% | +50,000 | New |
| Deltec Asset Management LLC | 50,000 | $506.0K | 0.09% | +50,000 | New |
| Readystate Asset Management LP | 50,000 | $506.0K | 0.02% | +50,000 | New |
| Gritstone Asset Management LLC | 50,000 | $506.0K | 0.50% | +50,000 | New |
| CSS LLC | 60,000 | $607.2K | 0.04% | +60,000 | New |
| 683 Capital Management, LLC | 75,000 | $759.0K | 0.08% | +75,000 | New |
| Walleye Capital LLC | 75,000 | $759.0K | 0.01% | +75,000 | New |
| Wealthspring Capital LLC | 75,000 | $759.0K | 0.20% | +75,000 | New |
| JPMorgan Chase & Co | 100,000 | $1.01M | 0.00% | +100,000 | New |
| UBS Oconnor LLC | 100,000 | $1.01M | 0.03% | +100,000 | New |
| K2 Principal Fund, L.P. | 100,000 | $1.01M | 0.19% | +100,000 | New |
| Calamos Advisors LLC | 123,093 | $1.25M | 0.01% | +123,093 | New |
| Vivaldi Asset Management, LLC | 150,000 | $1.52M | 0.10% | +150,000 | New |
| Mint Tower Capital Management B.V. | 150,000 | $1.52M | 0.23% | +150,000 | New |
| Decagon Asset Management LLP | 180,558 | $1.83M | 1.43% | +180,558 | New |
| Gabelli Funds LLC | 199,300 | $2.02M | 0.01% | +199,300 | New |
| MMCAP International Inc. SPC | 200,000 | $2.02M | 0.24% | +200,000 | New |
| DLD Asset Management, LP | 200,000 | $2.02M | 0.24% | +200,000 | New |
| Periscope Capital Inc. | 203,000 | $2.05M | 0.78% | +203,000 | New |
| Mizuho Securities USA LLC | 239,770 | $2.40M | 0.05% | +239,770 | New |
| Bulldog Investors, LLP | 241,792 | $2.45M | 0.62% | +241,792 | New |
| Toronto Dominion Bank | 250,000 | $2.53M | 0.01% | +250,000 | New |
| Whitebox Advisors LLC | 250,000 | $2.53M | 0.07% | +250,000 | New |
| Gabelli & Co Investment Advisers, Inc. | 250,700 | $2.54M | 0.39% | +250,700 | New |
| Context Capital Management, LLC | 250,782 | $2.54M | 0.09% | +250,782 | New |
| Schonfeld Strategic Advisors LLC | 300,000 | $3.04M | 0.02% | +300,000 | New |
| Shaolin Capital Management LLC | 300,000 | $3.04M | 0.13% | +300,000 | New |
| Clear Street LLC | 310,044 | $3.14M | 0.02% | +310,044 | New |
| Virtu Financial LLC | 328,141 | $3.32M | 0.17% | +328,141 | New |
| MYDA Advisors LLC | 375,000 | $3.79M | 1.06% | +375,000 | New |
| Polar Asset Management Partners Inc. | 400,000 | $4.05M | 0.10% | +400,000 | New |
| Alberta Investment Management Corp | 400,000 | $4.05M | 0.03% | +400,000 | New |
| Davidson Kempner Capital Management LP | 400,000 | $4.05M | 0.06% | +400,000 | New |
| Centiva Capital, LP | 400,000 | $4.05M | 0.27% | +400,000 | New |
| Mangrove Partners | 450,000 | $4.55M | 0.49% | +450,000 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 450,000 | $4.55M | 0.01% | +450,000 | New |
| Aristeia Capital LLC | 454,000 | $4.59M | 0.13% | +454,000 | New |
| Berkley W R Corp | 475,872 | $4.82M | 0.30% | +475,872 | New |
| Rivernorth Capital Management, LLC | 500,000 | $5.06M | 0.28% | +500,000 | New |
| Moore Capital Management, LP | 500,000 | $5.06M | 0.10% | +500,000 | New |
| Radcliffe Capital Management, L.P. | 551,079 | $5.58M | 0.43% | +551,079 | New |
| Hudson Bay Capital Management LP | 696,630 | $7.05M | 0.05% | +696,630 | New |
| Verition Fund Management LLC | 750,000 | $7.59M | 0.04% | +750,000 | New |
| Two Sigma Investments, LP | 797,500 | $8.07M | 0.01% | +797,500 | New |
| Millennium Management LLC | 825,150 | $8.35M | 0.01% | +825,150 | New |
| Westchester Capital Management, LLC | 850,000 | $8.60M | 0.50% | +850,000 | New |
| Tenor Capital Management Co., L.P. | 900,000 | $9.11M | 0.12% | +900,000 | New |
| Picton Mahoney Asset Management | 1,000,000 | $10.1M | 0.14% | +1,000,000 | New |
| Linden Advisors LP | 1,000,000 | $10.1M | 0.06% | +1,000,000 | New |
| LMR Partners LLP | 1,100,000 | $11.1M | 0.17% | +1,100,000 | New |
| Magnetar Financial LLC | 1,300,000 | $13.2M | 0.06% | +1,300,000 | New |
| CNH Partners LLC | 1,495,000 | $15.1M | 0.35% | +1,495,000 | New |
| Glazer Capital, LLC | 1,499,883 | $15.2M | 0.54% | +1,499,883 | New |
| Meteora Capital, LLC | 1,539,645 | $15.6M | 2.91% | +1,539,645 | New |