Amplitech GroupAMPG
13F holders, Q4 2025 (December 31)At the end of Q4 2025, 42 institutions reported holding Amplitech Group Inc. (AMPG) in their 13F filings, up 11 from Q3 2025. 11 opened new positions and 3 sold out. The largest holders were SymBiosis Capital Partners, LLC ($13.2M), Bard Associates Inc. ($4.8M) and Vanguard Group Inc. ($2.3M). 2 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- Amplitech Group Inc.
- CUSIP
- 03211Q200
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 11 | $2.1M |
| Exits | 3 | $755K |
All 13F filers, Q3 2025 → Q4 2025: 1,505,078 shares bought and 438,152 shares sold, net +1,066,926 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 42 holders
| SymBiosis Capital Partners, LLC | 12.09% | — | 2,555,000 | $13.2M |
| Bard Associates Inc. | 1.23% | Reduce -1.4% | 1,600,729 | $4.8M |
| Vanguard Group Inc. | 0.00% | Add +151.4% | 768,050 | $2.3M |
| Creek Drive Management Group LLC | 0.89% | — | 400,000 | $1.2M |
| Geode Capital Management, LLC | 0.00% | Add +4.2% | 194,620 | $582K |
| Informed Momentum Co LLC | 0.06% | No change | 174,680 | $522K |
| Corsair Capital Management, L.P. | 0.08% | Add +71.7% | 171,722 | $513K |
| Renaissance Technologies | 0.00% | New | 158,200 | $473K |
| Gsa Capital Partners LLP | 0.04% | New | 154,554 | $462K |
| Jane Street Group, LLC | 0.00% | Add +239.9% | 140,192 | $419K |
| Two Sigma Investments, LP | 0.00% | Add +279.3% | 115,814 | $346K |
| Sei Investments Co. | 0.00% | New | 106,639 | $319K |
| BlackRock, Inc. | 0.00% | Add +3.9% | 94,918 | $284K |
| State Street Corp. | 0.00% | No change | 89,168 | $267K |
| Essex Investment Management Co. LLC | 0.04% | Add +26.7% | 87,840 | $263K |
| Dimensional Fund Advisors LP | 0.00% | Add +33.1% | 83,949 | $251K |
| Pekin Hardy Strauss, Inc. | 0.02% | Add +11.8% | 80,800 | $242K |
| Evernest Financial Advisors, LLC | 0.05% | New | 74,000 | $229K |
| Marshall Wace, LLP | 0.00% | New | 60,609 | $181K |
| Susquehanna International Group, LLP | 0.00% | New | 49,811 | $149K |
| Northern Trust Corp. | 0.00% | Add +13.5% | 46,567 | $139K |
| XTX Topco Ltd | 0.00% | New | 33,637 | $101K |
| Thompson Davis & Co., Inc. | 0.06% | Add +9.4% | 32,266 | $96K |
| Cable Car Capital, LP | 0.00% | New | 25,000 | $75K |
| UBS Group AG | 0.00% | Add +105.9% | 24,355 | $73K |
| Legato Capital Management LLC | 0.01% | Add +26.9% | 20,675 | $62K |
| Engineers Gate Manager LP | 0.00% | New | 20,658 | $62K |
| Virtu Financial LLC | 0.00% | Add +32.3% | 19,523 | $58K |
| Morgan Stanley | 0.00% | Reduce -92.0% | 17,266 | $52K |
| Squarepoint Ops LLC | 0.00% | Reduce -32.4% | 15,055 | $45K |
| Bryn Mawr Trust Advisors, LLC | 0.00% | No change | 14,775 | $44K |
| Simplex Trading, LLC | 0.00% | New | 12,911 | $39K |
| Millennium Management | 0.00% | Reduce -32.3% | 12,664 | $38K |
| MLG Wealth Management DBA Pine Grove Financial Group | 0.00% | — | 12,000 | $36K |
| Osaic Holdings, Inc. | 0.00% | Reduce -4.4% | 8,737 | $26K |
| SBI Securities Co., Ltd. | 0.00% | Reduce -44.5% | 6,991 | $21K |
| Cornerstone Planning Group LLC | 0.00% | No change | 3,800 | $13K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -41.6% | 971 | $3K |
| Jones Financial Companies LLLP | 0.00% | New | 900 | $3K |
| Royal Bank of Canada | 0.00% | Add +2427.3% | 278 | $1K |
| Maryland Capital Advisors Inc. | 0.00% | No change | 200 | $598 |
| Bank of America Corp. | 0.00% | Reduce -99.5% | 17 | $51 |
"% of holder's portfolio" is AMPG's weight in each manager's 13F, not the share of Amplitech Group Inc. the manager owns.