13 institutions reported holding $1.0M of IB ACQUISITION CORP (IBAC) in SEC 13F filings for 2026-03-31. Largest institutional holders: HRT FINANCIAL LP ($393,000), FLOW TRADERS U.S. LLC ($256,000), JANE STREET GROUP, LLC ($217,176), Clear Street Group Inc. ($159,900), MORGAN STANLEY ($544). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | HRT FINANCIAL LP | $393,000 | 36,947 | Trimmed |
| 2 | FLOW TRADERS U.S. LLC | $256,000 | 23,973 | Trimmed |
| 3 | JANE STREET GROUP, LLC | $217,176 | 20,373 | New |
| 4 | Clear Street Group Inc. | $159,900 | 15,000 | Trimmed |
| 5 | MORGAN STANLEY | $544 | 51 | Trimmed |
| 6 | UBS Group AG | $437 | 41 | Trimmed |
| 7 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $0 | 0 | Exited |
| 8 | WOLVERINE ASSET MANAGEMENT LLC | $0 | 0 | Exited |
| 9 | ABC ARBITRAGE SA | $0 | 0 | Exited |
| 10 | Crossingbridge Advisors, LLC | $0 | 0 | Exited |
| 11 | Virtu Financial LLC | $0 | 0 | Exited |
| 12 | AQR Arbitrage LLC | $0 | 0 | Exited |
| 13 | GOLDMAN SACHS GROUP INC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31