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, Q2 2026
Institutional positions in Armata Pharmaceuticals, Inc. as of Jun 30, 2026. 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
- 53
- +8 vs. Q1 2026
- Shares held
- 4.98M
- +1.06M (+26.9%) vs. Q1 2026
- Total value
- $32.3M
- −$7.93M (−19.7%) vs. Q1 2026
- New holders
- 19
- 17 more added
- Sold out
- 11
- 3 more reduced
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Armata Pharmaceuticals, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Madison Asset Management, LLC | 2,107,175 | $13.7M | 0.16% | −5000.0% | Reduced |
| BlackRock, Inc. | 559,986 | $3.63M | 0.00% | +494,936+760.9% | Added |
| Vanguard Capital Management LLC | 487,968 | $3.16M | 0.00% | +121,940+33.3% | Added |
| Millennium Management LLC | 470,500 | $3.05M | 0.00% | +212,508+82.4% | Added |
| Geode Capital Management, LLC | 270,550 | $1.75M | 0.00% | +155,995+136.2% | Added |
| Dauntless Investment Group, LLC | 203,891 | $1.32M | 2.29% | +113,311+125.1% | Added |
| State Street Corp | 129,600 | $839.8K | 0.00% | +78,800+155.1% | Added |
| Northern Trust Corp | 89,791 | $581.8K | 0.00% | +65,145+264.3% | Added |
| Vanguard Portfolio Management LLC | 81,354 | $527.2K | 0.00% | +81,354 | New |
| Edgewood Management LLC | 80,000 | $518.4K | 0.01% | −20,000−20.0% | Reduced |
| Vanguard Fiduciary Trust Co | 79,495 | $515.1K | 0.00% | +11,631+17.1% | Added |
| GSB Wealth Management, LLC | 50,000 | $324.0K | 0.07% | +20,000+66.7% | Added |
| Renaissance Technologies LLC | 48,318 | $313.1K | 0.00% | +9,822+25.5% | Added |
| Bridgeway Capital Management, LLC | 44,682 | $289.5K | 0.01% | 00.0% | Unchanged |
| SeaCrest Wealth Management, LLC | 41,524 | $269.1K | 0.03% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 29,749 | $192.8K | 0.00% | +29,749 | New |
| Charles Schwab Investment Management Inc | 28,857 | $187.0K | 0.00% | +28,857 | New |
| Hudson Bay Capital Management LP | 17,584 | $113.9K | 0.00% | 00.0% | Unchanged |
| Nuveen, LLC | 15,905 | $103.1K | 0.00% | +15,905 | New |
| New York State Common Retirement Fund | 15,400 | $99.8K | 0.00% | +15,400 | New |
| UBS Group AG | 13,697 | $88.8K | 0.00% | +9,348+214.9% | Added |
| Captrust Financial Advisors | 13,140 | $85.1K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 11,966 | $77.5K | 0.00% | +11,966 | New |
| Bank of America Corp | 11,305 | $73.3K | 0.00% | −409−3.5% | Reduced |
| XTX Topco Ltd | 10,826 | $70.2K | 0.00% | +10,826 | New |
| Wells Fargo & Company | 10,819 | $70.1K | 0.00% | +10,818+1,081,800.0% | Added |
| Rhumbline Advisers | 8,453 | $54.8K | 0.00% | +8,453 | New |
| Police & Firemen's Retirement System of New Jersey | 6,095 | $39.5K | 0.00% | +6,095 | New |
| Citigroup Inc | 5,603 | $36.3K | 0.00% | +443+8.6% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 5,461 | $35.4K | 0.00% | +5,461 | New |
| JPMorgan Chase & Co | 4,916 | $31.8K | 0.00% | +4,916 | New |
| Morgan Stanley | 4,583 | $29.7K | 0.00% | +1,216+36.1% | Added |
| Vanguard Global Advisers, LLC | 3,964 | $25.7K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 3,038 | $19.7K | 0.00% | +3,038 | New |
| Barclays PLC | 2,984 | $19.3K | 0.00% | +2,830+1,837.7% | Added |
| STRS Ohio | 2,300 | $14.9K | 0.00% | +2,300 | New |
| Tower Research Capital LLC (TRC) | 2,034 | $13.2K | 0.00% | +1,757+634.3% | Added |
| Cornerstone National Bank & Trust Co | 1,428 | $8.40K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 1,161 | $7.52K | 0.00% | +1,161 | New |
| Ameritas Investment Partners, Inc. | 1,076 | $6.97K | 0.00% | +1,076 | New |
| Measured Wealth Private Client Group, LLC | 1,000 | $6.48K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 969 | $6.28K | 0.00% | +969 | New |
| Simplex Trading, LLC | 794 | $5.14K | 0.00% | +794 | New |
| Trifecta Capital Advisors, LLC | 714 | $4.63K | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 571 | $3.70K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 497 | $3.00K | 0.00% | +497 | New |
| FMR LLC | 364 | $2.36K | 0.00% | +342+1,554.5% | Added |
| Silver Grove Financial Group, Inc. | 200 | $1.30K | 0.00% | 00.0% | Unchanged |
| Salem Investment Counselors Inc | 100 | $648 | 0.00% | 00.0% | Unchanged |
| Geneos Wealth Management Inc. | 92 | $596 | 0.00% | 00.0% | Unchanged |
| Whittier Trust Co | 100 | $544 | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 42 | $272 | 0.00% | +42 | New |
| SBI Securities Co., Ltd. | 3 | $19 | 0.00% | 00.0% | Unchanged |
| 683 Capital Management, LLC | 0 | $0 | 0.00% | −137,000−100.0% | Sold out |
| SEI Investments Co | 0 | $0 | 0.00% | −74,192−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −64,759−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −60,955−100.0% | Sold out |
| Goldman Sachs Group Inc | 0 | $0 | 0.00% | −60,953−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −27,998−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −26,628−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −10,595−100.0% | Sold out |
| Advisor Group Holdings, Inc. | 0 | $0 | 0.00% | −357−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −71−100.0% | Sold out |
| Team Financial Group, LLC | 0 | $0 | 0.00% | −71−100.0% | Sold out |