IB Acquisition Corp.
IBAC- Exchange
- Nasdaq
- Industry
- Services-Commercial Physical & Biological Research
- SEC CIK
- 0001998781
No open-market purchases or sales by IB Acquisition Corp. insiders were filed in the last 90 days; 5 institutions reported holding it in 13F filings for Q2 2026, worth $1.03M in total; no superinvestor holds it.
Other share classesIBACR
13F holders, Q4 2025
Institutional positions in IB Acquisition Corp. as of Dec 31, 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
- 12
- −19 vs. Q3 2025
- Shares held
- 1.18M
- −7.11M (−85.8%) vs. Q3 2025
- Total value
- $12.3M
- −$75.1M (−85.9%) vs. Q3 2025
- New holders
- 2
- 4 more added
- Sold out
- 21
- 6 more reduced
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting IBAC 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 | 5 | $1.03M |
| Q1 2026 | 6 | $1.03M |
| Q4 2025 | 12 | $12.3M |
| Q3 2025 | 31 | $87.4M |
| Q2 2025 | 37 | $117.4M |
| Q1 2025 | 40 | $115.4M |
| Q4 2024 | 34 | $110.3M |
| Q3 2024 | 40 | $111.4M |
| Q2 2024 | 38 | $99.8M |
| 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, Q4 2025
Shares, value and share of portfolio for each institution holding IB Acquisition Corp.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| CNH Partners LLC | 688,646 | $7.23M | 0.15% | −230,027−25.0% | Reduced |
| Wolverine Asset Management LLC | 140,000 | $1.47M | 0.02% | +40,000+40.0% | Added |
| Clear Street Group Inc. | 98,411 | $1.03M | 0.01% | −7,689−7.2% | Reduced |
| Crossingbridge Advisors, LLC | 70,000 | $735.0K | 0.21% | −412,223−85.5% | Reduced |
| Virtu Financial LLC | 42,298 | $444.0K | 0.02% | +17,548+70.9% | Added |
| HRT Financial LP | 39,044 | $409.0K | 0.00% | +39,044 | New |
| Goldman Sachs Group Inc | 27,866 | $292.6K | 0.00% | −20.0% | Reduced |
| Flow Traders U.S. LLC | 25,066 | $263.0K | 0.01% | +1,997+8.7% | Added |
| Abc Arbitrage SA | 20,000 | $210.0K | 0.02% | +20,000 | New |
| Susquehanna International Group, LLP | 18,172 | $190.8K | 0.00% | −6,939−27.6% | Reduced |
| UBS Group AG | 6,392 | $67.1K | 0.00% | −6,501−50.4% | Reduced |
| Morgan Stanley | 62 | $651 | 0.00% | +42+210.0% | Added |
| Karpus Management, Inc. | 0 | $0 | 0.00% | −2,572,807−100.0% | Sold out |
| Mint Tower Capital Management B.V. | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −453,878−100.0% | Sold out |
| Mangrove Partners | 0 | $0 | 0.00% | −450,000−100.0% | Sold out |
| Berkley W R Corp | 0 | $0 | 0.00% | −405,289−100.0% | Sold out |
| Westchester Capital Management, LLC | 0 | $0 | 0.00% | −349,019−100.0% | Sold out |
| RiverPark Advisors, LLC | 0 | $0 | 0.00% | −246,281−100.0% | Sold out |
| DLD Asset Management, LP | 0 | $0 | 0.00% | −240,000−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −218,750−100.0% | Sold out |
| Heights Capital Management, Inc | 0 | $0 | 0.00% | −207,787−100.0% | Sold out |
| Yakira Capital Management, Inc. | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Rivernorth Capital Management, LLC | 0 | $0 | 0.00% | −142,708−100.0% | Sold out |
| Deltec Asset Management LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Periscope Capital Inc. | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Tenor Capital Management Co., L.P. | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| SkyView Investment Advisors, LLC | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |
| Dakota Wealth Management | 0 | $0 | 0.00% | −46,950−100.0% | Sold out |
| Wellspring Financial Advisors, LLC | 0 | $0 | 0.00% | −31,100−100.0% | Sold out |
| PenderFund Capital Management Ltd. | 0 | $0 | 0.00% | −21,900−100.0% | Sold out |
| Advisor Group Holdings, Inc. | 0 | $0 | 0.00% | −300−100.0% | Sold out |