Amber International HoldingAMBR
13F holders, Q3 2025 (September 30)At the end of Q3 2025, 19 institutions reported holding Amber International Holding (AMBR) in their 13F filings, up 4 from Q2 2025. 11 opened new positions and 7 sold out. The largest holders were Schonfeld Strategic Advisors LLC ($375K), Marshall Wace, LLP ($363K) and Pantera Capital Partners LP ($321K). 2 famous investors held it, including Ken Griffin (0.0% of Citadel Advisors's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- Amber International Holding
- CUSIP
- 45113Y203
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2025 → Q3 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 11 | $983K |
| Exits | 7 | $8.0M |
All 13F filers, Q2 2025 → Q3 2025: 394,957 shares bought and 894,732 shares sold, net −499,775 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 19 holders
| Schonfeld Strategic Advisors LLC | 0.00% | Reduce -58.8% | 112,045 | $375K |
| Marshall Wace, LLP | 0.00% | New | 108,306 | $363K |
| Pantera Capital Partners LP | 0.06% | New | 95,694 | $321K |
| Citadel Advisors | 0.00% | Add +203.5% | 63,646 | $213K |
| Susquehanna International Group, LLP | 0.00% | Add +116.1% | 56,942 | $191K |
| Millennium Management | 0.00% | New | 29,166 | $98K |
| BlackRock, Inc. | 0.00% | Add +22781.5% | 28,373 | $95K |
| Morgan Stanley | 0.00% | Reduce -12.5% | 26,202 | $88K |
| Jump Financial, LLC | 0.00% | New | 22,200 | $74K |
| Qube Research & Technologies Ltd | 0.00% | New | 15,544 | $52K |
| Two Sigma Investments, LP | 0.00% | New | 12,613 | $42K |
| Citigroup Inc. | 0.00% | New | 7,476 | $25K |
| UBS Group AG | 0.00% | Reduce -8.9% | 3,345 | $11K |
| Quadrant Capital Group LLC | 0.00% | New | 1,371 | $5K |
| Signaturefd, LLC | 0.00% | New | 885 | $3K |
| Rhumbline Advisers | 0.00% | Reduce -61.9% | 663 | $2K |
| US Bancorp \de | 0.00% | New | 179 | $600 |
| SBI Securities Co., Ltd. | 0.00% | Reduce -96.9% | 79 | $265 |
| Bessemer Group Inc. | 0.00% | New | 7 | $0 |
"% of holder's portfolio" is AMBR's weight in each manager's 13F, not the share of Amber International Holding the manager owns.