Impact BiomedicalIBO
13F holders, Q1 2025 (March 31)16holders +6
7new positions
1sold out
1famous investor
$0.87avg. 13F price*
At the end of Q1 2025, 16 institutions reported holding Impact Biomedical Inc. (IBO) in their 13F filings, up 6 from Q4 2024. 7 opened new positions and 1 sold out. The largest holders were Vanguard Group Inc. ($110K), HRT Financial LP ($59K) and Citadel Advisors ($52K). One famous investor held it Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Impact Biomedical Inc.
- CUSIP
- 45259L205
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2024 → Q1 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 7 | $255K |
| Exits | 1 | $18K |
All 13F filers, Q4 2024 → Q1 2025: 309,372 shares bought and 12,600 shares sold, net +296,772 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 16 holders
| Vanguard Group Inc. | 0.00% | New | 126,446 | $110K |
| HRT Financial LP | 0.00% | New | 68,158 | $59K |
| Citadel Advisors | 0.00% | New | 60,315 | $52K |
| BlackRock, Inc. | 0.00% | New | 30,675 | $27K |
| Geode Capital Management, LLC | 0.00% | Add +11.7% | 23,200 | $20K |
| UBS Group AG | 0.00% | Add +280.2% | 16,167 | $14K |
| State Street Corp. | 0.00% | Add +5.6% | 11,797 | $10K |
| Morgan Stanley | 0.00% | New | 7,800 | $7K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +0.2% | 3,766 | $3K |
| Wells Fargo & Company | 0.00% | Add +3448.3% | 1,029 | $895 |
| NFSG Corp | 0.00% | No change | 86 | $75 |
| Bank of America Corp. | 0.00% | No change | 17 | $14 |
| Danske Bank A/S | 0.00% | No change | 3 | $3 |
| Signature Resources Capital Management, LLC | 0.00% | New | 4 | $3 |
| Group One Trading LLC | 0.00% | No change | 1 | $1 |
| Cwm, LLC | 0.00% | New | 1 | $0 |
"% of holder's portfolio" is IBO's weight in each manager's 13F, not the share of Impact Biomedical Inc. the manager owns.