OYSE — Oyster Enterprises II Acquisition Corp
Price · 2025-07-11 → 2026-08-21
281 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2025-07-11.
Performance
Technicals
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2025-05-23 | SMITH RANDALL D | Open-market purchase | 455.0K | 10.00 | 4.5M |
| 2025-05-23 | Freeman Heath Director | Open-market purchase | 455.0K | 10.00 | 4.5M |
| 2025-05-23 | Zarazua Mario Chief Executive Officer | Open-market purchase | 455.0K | 10.00 | 4.5M |
| 2025-05-23 | Oyster Enterprises II LLC | Open-market purchase | 455.0K | 10.00 | 4.5M |
| 2025-05-23 | Oyster Management II LLC | Open-market purchase | 455.0K | 10.00 | 4.5M |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| Westchester Capital Management, LLC | 13.2M | 1.3M |
| Magnetar Financial LLC | 13.2M | 1.3M |
| D. E. Shaw & Co., Inc. | 12.8M | 1.3M |
| METEORA CAPITAL, LLC | 12.1M | 1.2M |
| Linden Advisors LP | 11.8M | 1.1M |
| AQR Arbitrage LLC | 11.2M | 1.1M |
| LMR Partners LLP | 11.2M | 1.1M |
| PICTON MAHONEY ASSET MANAGEMENT | 10.2M | 1.0M |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 9.2M | 900.0K |
| TWO SIGMA INVESTMENTS, LP | 8.1M | 797.5K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| 10-Q | 2026-08-06 | 2026-06-30 | on EDGAR ↗ |
| 10-Q | 2026-05-06 | 2026-03-31 | on EDGAR ↗ |
| 10-K | 2026-03-09 | 2025-12-31 | on EDGAR ↗ |
| SCHEDULE 13G/A | 2026-02-11 | — | on EDGAR ↗ |
| SCHEDULE 13G | 2025-11-14 | — | on EDGAR ↗ |
| SCHEDULE 13G | 2025-11-12 | — | on EDGAR ↗ |
| SCHEDULE 13G/A | 2025-11-12 | — | on EDGAR ↗ |
| 10-Q | 2025-10-31 | 2025-09-30 | on EDGAR ↗ |
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
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