6 institutions reported holding $31,225 of DEFSEC TECHNOLOGIES INC COM (DFSC) in SEC 13F filings for 2026-03-31. Largest institutional holders: HRT FINANCIAL LP ($29,000), UBS Group AG ($1,220), HARBOUR INVESTMENTS, INC. ($603), OSAIC HOLDINGS, INC. ($402), Tower Research Capital LLC (TRC) ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | HRT FINANCIAL LP | $29,000 | 14,551 | New |
| 2 | UBS Group AG | $1,220 | 607 | New |
| 3 | HARBOUR INVESTMENTS, INC. | $603 | 300 | Added |
| 4 | OSAIC HOLDINGS, INC. | $402 | 200 | Hold |
| 5 | Tower Research Capital LLC (TRC) | $0 | 0 | Exited |
| 6 | ARMISTICE CAPITAL, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31