7 institutions reported holding $5.1M of AMPLITECH GROUP INC (AMPGZ) in SEC 13F filings for 2026-06-30. Largest institutional holders: Cable Car Capital, LP ($2.5M), HEIGHTS CAPITAL MANAGEMENT, INC ($1.8M), EQUITEC PROPRIETARY MARKETS, LLC ($485,402), Warberg Asset Management LLC ($252,880), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($39,429). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Cable Car Capital, LP | $2.5M | 1.7M | Added |
| 2 | HEIGHTS CAPITAL MANAGEMENT, INC | $1.8M | 1.2M | Hold |
| 3 | EQUITEC PROPRIETARY MARKETS, LLC | $485,402 | 334,760 | Added |
| 4 | Warberg Asset Management LLC | $252,880 | 174,400 | Added |
| 5 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $39,429 | 27,006 | New |
| 6 | WELLS FARGO & COMPANY/MN | $1,450 | 1,000 | Hold |
| 7 | UBS Group AG | $1,248 | 861 | New |
Source: SEC Form 13F filings · as of 2026-06-30