34 institutions reported holding $1,115 of ABPRO HOLDINGS INC (ABPWW) in SEC 13F filings for 2026-03-31. Largest institutional holders: Diametric Capital, LP ($1,075), MIZUHO SECURITIES USA LLC ($23), BARCLAYS PLC ($17), MILLENNIUM MANAGEMENT LLC ($0), GEODE CAPITAL MANAGEMENT, LLC ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Diametric Capital, LP | $1,075 | 358,427 | Hold |
| 2 | MIZUHO SECURITIES USA LLC | $23 | 11,386 | New |
| 3 | BARCLAYS PLC | $17 | 8,333 | Hold |
| 4 | MILLENNIUM MANAGEMENT LLC | $0 | 0 | Exited |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | $0 | 0 | Exited |
| 6 | Verition Fund Management LLC | $0 | 0 | Exited |
| 7 | LMR Partners LLP | $0 | 0 | Exited |
| 8 | BANK OF AMERICA CORP /DE/ | $0 | 0 | Exited |
| 9 | CITIGROUP INC | $0 | 0 | Exited |
| 10 | Sculptor Capital LP | $0 | 0 | Exited |
| 11 | ARISTEIA CAPITAL, L.L.C. | $0 | 0 | Exited |
| 12 | WOLVERINE ASSET MANAGEMENT LLC | $0 | 0 | Exited |
| 13 | Linden Advisors LP | $0 | 0 | Exited |
| 14 | Polar Asset Management Partners Inc. | $0 | 0 | Exited |
| 15 | FLOW TRADERS U.S. LLC | $0 | 51,588 | Hold |
| 16 | Tower Research Capital LLC (TRC) | $0 | 0 | Exited |
| 17 | PICTON MAHONEY ASSET MANAGEMENT | $0 | 0 | Exited |
| 18 | Davidson Kempner Capital Management LP | $0 | 0 | Exited |
| 19 | UBS Group AG | $0 | 0 | Exited |
| 20 | SBI Securities Co., Ltd. | $0 | 0 | Exited |
| 21 | METEORA CAPITAL, LLC | $0 | 0 | Exited |
| 22 | JPMORGAN CHASE & CO | $0 | 0 | Exited |
| 23 | D. E. Shaw & Co., Inc. | $0 | 0 | Exited |
| 24 | OMERS ADMINISTRATION Corp | $0 | 0 | Exited |
| 25 | AQR Arbitrage LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31