20 institutions reported holding $640,898 of STONEBRIDGE ACQUISITION II C (APACR) in SEC 13F filings for 2026-06-30. Largest institutional holders: HIGHBRIDGE CAPITAL MANAGEMENT LLC ($98,587), RIVERNORTH CAPITAL MANAGEMENT, LLC ($59,391), Decagon Asset Management LLP ($59,312), AQR Arbitrage LLC ($48,530), METEORA CAPITAL, LLC ($47,829). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | $98,587 | 616,167 | Hold |
| 2 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $59,391 | 494,517 | Hold |
| 3 | Decagon Asset Management LLP | $59,312 | 370,703 | Added |
| 4 | AQR Arbitrage LLC | $48,530 | 303,314 | Added |
| 5 | METEORA CAPITAL, LLC | $47,829 | 367,912 | New |
| 6 | GLAZER CAPITAL, LLC | $47,000 | 313,152 | Trimmed |
| 7 | Shaolin Capital Management LLC | $45,383 | 283,646 | Trimmed |
| 8 | MANGROVE PARTNERS IM, LLC | $36,000 | 225,000 | Hold |
| 9 | Verition Fund Management LLC | $32,000 | 200,000 | Hold |
| 10 | ARISTEIA CAPITAL, L.L.C. | $32,000 | 200,000 | Hold |
| 11 | Polar Asset Management Partners Inc. | $27,000 | 180,000 | Added |
| 12 | Radcliffe Capital Management, L.P. | $24,000 | 160,000 | Hold |
| 13 | Cable Car Capital, LP | $24,000 | 150,000 | Hold |
| 14 | BOOTHBAY FUND MANAGEMENT, LLC | $20,625 | 137,500 | Hold |
| 15 | WOLVERINE ASSET MANAGEMENT LLC | $19,429 | 121,430 | Trimmed |
| 16 | BNP PARIBAS FINANCIAL MARKETS | $10,272 | 79,012 | Hold |
| 17 | HEIGHTS CAPITAL MANAGEMENT, INC | $6,340 | 39,626 | Trimmed |
| 18 | ABC ARBITRAGE SA | $3,200 | 20,000 | Hold |
| 19 | Crossingbridge Advisors, LLC | $0 | 0 | Exited |
| 20 | Clear Street Group Inc. | $0 | 210,051 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30