Amplitech Group Inc. RT-AAMPGRPreferred / convertible
13F holders, Q2 2026 (June 30)6holders +1
1new positions
0sold out
$1.99avg. 13F price*
At the end of Q2 2026, 6 institutions reported holding Amplitech Group Inc. RT-A (AMPGR) in their 13F filings, up 1 from Q1 2026. 1 opened new positions and 0 sold out. The largest holders were Cable Car Capital, LP ($2.5M), Heights Capital Management, Inc. ($2.5M) and Warberg Asset Management LLC ($596K).
- Company
- Amplitech Group Inc. RT-A
- CUSIP
- 03211Q135
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 1 | $516 |
| Exits | 0 | $0 |
All 13F filers, Q1 2026 → Q2 2026: 417,286 shares bought and 61,679 shares sold, net +355,607 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 6 holders
| Cable Car Capital, LP | — | Add +32.4% | 1,258,097 | $2.5M |
| Heights Capital Management, Inc. | — | Reduce -0.8% | 1,220,188 | $2.5M |
| Warberg Asset Management LLC | — | Add +54.4% | 309,044 | $596K |
| Equitec Proprietary Markets, LLC | — | Reduce -97.2% | 1,507 | $3K |
| Wells Fargo & Company | — | No change | 1,000 | $2K |
| Clear Street Group Inc. | — | New | 262 | $516 |
"% of holder's portfolio" is AMPGR's weight in each manager's 13F, not the share of Amplitech Group Inc. RT-A the manager owns.