Akari TherapeuticsAKTX
13F holders, Q2 2025 (June 30)15holders +4
5new positions
1sold out
1famous investor
$1.17avg. 13F price*
At the end of Q2 2025, 15 institutions reported holding Akari Therapeutics PLC (AKTX) in their 13F filings, up 4 from Q1 2025. 5 opened new positions and 1 sold out. The largest holders were Sabby Management, LLC ($210K), Palo Alto Investors LP ($171K) and HighTower Advisors, LLC ($93K). One famous investor held it Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).
- Company
- Akari Therapeutics PLC
- CUSIP
- 00972G207
- Latest filing quarter
- Q1 2026
History
Number of 13F holders
Total Exit/New Position Q1 2025 → Q2 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 5 | $319K |
| Exits | 1 | $0 |
All 13F filers, Q1 2025 → Q2 2025: 272,352 shares bought and 26,010 shares sold, net +246,342 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 15 holders
| Sabby Management, LLC | 1.70% | New | 179,785 | $210K |
| Palo Alto Investors LP | 0.04% | No change | 146,024 | $171K |
| HighTower Advisors, LLC | 0.00% | New | 79,236 | $93K |
| Omnia Family Wealth, LLC | 0.03% | Reduce -28.5% | 62,690 | $73K |
| Cerity Partners LLC | 0.00% | No change | 23,643 | $28K |
| Cresset Asset Management, LLC | 0.00% | No change | 18,408 | $22K |
| Renaissance Technologies | 0.00% | Reduce -5.3% | 17,415 | $20K |
| Accent Capital Management, LLC | 0.01% | No change | 10,000 | $12K |
| NewEdge Advisors, LLC | 0.00% | New | 6,800 | $8K |
| EverSource Wealth Advisors, LLC | 0.00% | New | 4,377 | $5K |
| UBS Group AG | 0.00% | New | 2,154 | $3K |
| Bank of America Corp. | 0.00% | No change | 150 | $175 |
| Truvestments Capital LLC | 0.00% | No change | 50 | $59 |
| Cornerstone Planning Group LLC | 0.00% | No change | 5 | $5 |
| Morgan Stanley | 0.00% | Reduce -50.0% | 3 | $4 |
"% of holder's portfolio" is AKTX's weight in each manager's 13F, not the share of Akari Therapeutics PLC the manager owns.