Oyster Enterprises II Acquisition Corp
OYSER- 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; 46 institutions reported holding it in 13F filings for Q2 2026, worth $2.68M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Oyster Enterprises II Acquisition Corp as of Mar 31, 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
- 44
- −1 vs. Q4 2025
- Shares held
- 22.2M
- +45.6K (+0.2%) vs. Q4 2025
- Total value
- $3.11M
- −$1.29M (−29.4%) vs. Q4 2025
- New holders
- 0
- 5 more added
- Sold out
- 1
- 6 more reduced
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting OYSER 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 | 46 | $2.68M |
| Q1 2026 | 44 | $3.11M |
| Q4 2025 | 45 | $4.40M |
| Q3 2025 | 44 | $3.33M |
| 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, Q1 2026
Shares, value and share of portfolio for each institution holding Oyster Enterprises II Acquisition Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Meteora Capital, LLC | 2,311,790 | $346.8K | 0.03% | +2,150+0.1% | Added |
| Magnetar Financial LLC | 1,300,000 | $220.9K | 0.00% | 00.0% | Unchanged |
| Linden Advisors LP | 1,000,000 | $170.0K | 0.00% | 00.0% | Unchanged |
| Harraden Circle Investments, LLC | 1,178,826 | $147.4K | 0.03% | +473,500+67.1% | Added |
| LMR Partners LLP | 1,100,000 | $137.5K | 0.00% | 00.0% | Unchanged |
| CNH Partners LLC | 1,139,265 | $136.8K | 0.00% | +577+0.1% | Added |
| Westchester Capital Management, LLC | 850,000 | $127.5K | 0.01% | 00.0% | Unchanged |
| Glazer Capital, LLC | 770,658 | $116.0K | 0.00% | −9,404−1.2% | Reduced |
| Tenor Capital Management Co., L.P. | 900,000 | $112.5K | 0.00% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 800,000 | $100.0K | 0.00% | −200,000−20.0% | Reduced |
| Verition Fund Management LLC | 790,090 | $94.9K | 0.00% | +21,338+2.8% | Added |
| Radcliffe Capital Management, L.P. | 551,079 | $93.7K | 0.01% | 00.0% | Unchanged |
| Millennium Management LLC | 670,000 | $83.8K | 0.00% | +39,000+6.2% | Added |
| Aristeia Capital LLC | 454,000 | $77.2K | 0.00% | 00.0% | Unchanged |
| Polar Asset Management Partners Inc. | 400,000 | $68.0K | 0.00% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 450,000 | $67.5K | 0.00% | 00.0% | Unchanged |
| Moore Capital Management, LP | 500,000 | $62.5K | 0.00% | 00.0% | Unchanged |
| Rivernorth Capital Management, LLC | 499,872 | $62.5K | 0.00% | 00.0% | Unchanged |
| Hudson Bay Capital Management LP | 501,530 | $60.2K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 346,312 | $58.5K | 0.00% | 00.0% | Unchanged |
| Shaolin Capital Management LLC | 450,000 | $56.3K | 0.00% | 00.0% | Unchanged |
| Periscope Capital Inc. | 300,000 | $51.0K | 0.01% | 00.0% | Unchanged |
| Toronto Dominion Bank | 400,000 | $50.0K | 0.00% | −223,500−35.8% | Reduced |
| Alberta Investment Management Corp | 400,000 | $50.0K | 0.00% | 00.0% | Unchanged |
| Davidson Kempner Capital Management LP | 400,000 | $50.0K | 0.00% | 00.0% | Unchanged |
| Bulldog Investors, LLP | 309,689 | $46.5K | 0.01% | −2,660−0.9% | Reduced |
| MYDA Advisors LLC | 349,000 | $43.6K | 0.01% | 00.0% | Unchanged |
| Context Capital Management, LLC | 250,782 | $42.6K | 0.00% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 250,000 | $42.5K | 0.00% | 00.0% | Unchanged |
| Berkley W R Corp | 228,022 | $38.8K | 0.00% | 00.0% | Unchanged |
| Alpine Global Management, LLC | 245,295 | $36.8K | 0.01% | −4,705−1.9% | Reduced |
| Clear Street Group Inc. | 264,071 | $33.0K | 0.00% | 00.0% | Unchanged |
| Parallax Volatility Advisers, L.P. | 243,027 | $31.4K | 0.00% | −50,573−17.2% | Reduced |
| Gabelli & Co Investment Advisers, Inc. | 250,700 | $31.3K | 0.00% | 00.0% | Unchanged |
| Whitebox Advisors LLC | 250,000 | $31.3K | 0.00% | 00.0% | Unchanged |
| MMCAP International Inc. SPC | 200,000 | $25.0K | 0.00% | 00.0% | Unchanged |
| Gabelli Funds LLC | 199,300 | $24.9K | 0.00% | 00.0% | Unchanged |
| Decagon Asset Management LLP | 183,091 | $22.9K | 0.01% | 00.0% | Unchanged |
| Mint Tower Capital Management B.V. | 150,000 | $19.0K | 0.00% | 00.0% | Unchanged |
| DLD Asset Management, LP | 106,092 | $13.3K | 0.00% | 00.0% | Unchanged |
| 683 Capital Management, LLC | 75,000 | $9.38K | 0.00% | 00.0% | Unchanged |
| Walleye Capital LLC | 75,000 | $9.38K | 0.00% | 00.0% | Unchanged |
| Gritstone Asset Management LLC | 49,430 | $6.18K | 0.01% | 00.0% | Unchanged |
| CSS LLC | 66,340 | – | – | 00.0% | Unchanged |
| Bank of America Corp | 0 | $0 | 0.00% | −100−100.0% | Sold out |