Armata Pharmaceuticals, Inc.
ARMP- Exchange
- NYSE
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0000921114
No open-market purchases or sales by Armata Pharmaceuticals, Inc. insiders were filed in the last 90 days; 53 institutions reported holding it in 13F filings for Q2 2026, worth $32.3M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Armata Pharmaceuticals, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 36
- +8 vs. Q3 2025
- Shares held
- 1.25M
- +487.9K (+64.2%) vs. Q3 2025
- Total value
- $7.85M
- +$5.58M (+245.5%) vs. Q3 2025
- New holders
- 12
- 11 more added
- Sold out
- 4
- 1 more reduced
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ARMP on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 53 | $32.3M |
| Q1 2026 | 45 | $40.2M |
| Q4 2025 | 36 | $7.85M |
| Q3 2025 | 28 | $2.27M |
| Q2 2025 | 29 | $1.40M |
| Q1 2025 | 26 | $1.08M |
| Q4 2024 | 24 | $2.57M |
| Q3 2024 | 24 | $3.28M |
| Q2 2024 | 23 | $3.86M |
| Q1 2024 | 24 | $5.93M |
| Q4 2023 | 25 | $4.17M |
| Q3 2023 | 23 | $3.85M |
| Q2 2023 | 22 | $1.35M |
| Q1 2023 | 23 | $2.06M |
| Q4 2022 | 26 | $1.61M |
| Q3 2022 | 20 | $5.73M |
| Q2 2022 | 19 | $5.25M |
| Q1 2022 | 20 | $6.61M |
| Q4 2021 | 17 | $7.25M |
| Q3 2021 | 20 | $4.32M |
| Q2 2021 | 21 | $4.59M |
| Q1 2021 | 23 | $5.62M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Armata Pharmaceuticals, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 357,649 | $2.25M | 0.00% | +60,611+20.4% | Added |
| 683 Capital Management, LLC | 139,860 | $878.3K | 0.07% | +139,860 | New |
| Geode Capital Management, LLC | 109,888 | $690.3K | 0.00% | +5,342+5.1% | Added |
| Edgewood Management LLC | 100,000 | $628.0K | 0.00% | 00.0% | Unchanged |
| BlackRock, Inc. | 72,764 | $457.0K | 0.00% | +46,098+172.9% | Added |
| Renaissance Technologies LLC | 68,496 | $430.2K | 0.00% | +27,200+65.9% | Added |
| State Street Corp | 50,800 | $319.0K | 0.00% | +10,500+26.1% | Added |
| Goldman Sachs Group Inc | 45,163 | $283.6K | 0.00% | +45,163 | New |
| Bridgeway Capital Management, LLC | 44,682 | $280.6K | 0.01% | 00.0% | Unchanged |
| SeaCrest Wealth Management, LLC | 40,988 | $273.8K | 0.03% | +6,034+17.3% | Added |
| GSB Wealth Management, LLC | 30,000 | $188.4K | 0.04% | 00.0% | Unchanged |
| Omers Administration Corp | 28,125 | $176.6K | 0.00% | +28,125 | New |
| Millennium Management LLC | 26,088 | $163.8K | 0.00% | +26,088 | New |
| Northern Trust Corp | 24,646 | $154.8K | 0.00% | +5,373+27.9% | Added |
| Susquehanna International Group, LLP | 24,360 | $153.0K | 0.00% | +24,360 | New |
| Qube Research & Technologies Ltd | 23,356 | $146.7K | 0.00% | +23,356 | New |
| Jane Street Group, LLC | 17,153 | $107.7K | 0.00% | +17,153 | New |
| Captrust Financial Advisors | 13,140 | $82.5K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 10,786 | $67.7K | 0.00% | +10,786 | New |
| Dauntless Investment Group, LLC | 6,131 | $38.5K | 0.14% | +6,131 | New |
| Bank of America Corp | 3,516 | $22.1K | 0.00% | +3,509+50,128.6% | Added |
| Morgan Stanley | 2,269 | $14.3K | 0.00% | +2,267+113,350.0% | Added |
| Tower Research Capital LLC (TRC) | 1,604 | $10.1K | 0.00% | +1,249+351.8% | Added |
| Cornerstone National Bank & Trust Co | 1,428 | $8.97K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 1,021 | $6.41K | 0.00% | +977+2,220.5% | Added |
| Measured Wealth Private Client Group, LLC | 1,000 | $6.28K | 0.00% | 00.0% | Unchanged |
| Trifecta Capital Advisors, LLC | 714 | $4.48K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 710 | $4.46K | 0.00% | +710 | New |
| Northwestern Mutual Wealth Management Co | 571 | $3.59K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 357 | $2.24K | 0.00% | −100−21.9% | Reduced |
| Whittier Trust Co | 100 | $587 | 0.00% | +100 | New |
| Geneos Wealth Management Inc. | 92 | $578 | 0.00% | +92 | New |
| MAI Capital Management | 71 | $446 | 0.00% | 00.0% | Unchanged |
| Team Financial Group, LLC | 71 | $446 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 3 | $19 | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 1 | $3 | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −3,000−100.0% | Sold out |
| Salem Investment Counselors Inc | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| JPMorgan Chase & Co | 0 | $0 | 0.00% | −24−100.0% | Sold out |
| Barclays PLC | 0 | $0 | 0.00% | −6−100.0% | Sold out |