Armata Pharmaceuticals, Inc. ARMP
3.51 USD +0.51 (+17.00%)
At closeNov 6, 2026, 5:05 PM EST
3.40 -0.11 -3.13%
After hours · Nov 6, 5:05 PM ET
3.09 Day range 3.51
2.78 52-week range 14.80
- YTD
- -44.11%
- 1 year
- -38.85%
Held by funds
33 US ETFs and mutual funds hold ARMP · largest positions
Ownership
Held by insiders 70.25%
Held by institutions 3.82%
Float held by institutions 12.85%
Institutions 25
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Bank of America Corporation | 1.75% | 634,047 | 1.29M | Sep 29, 2024 |
| Vanguard Group Inc | 0.62% | 225,287 | 459.61K | Sep 29, 2024 |
| Geode Capital Management, LLC | 0.30% | 107,066 | 218.43K | Sep 29, 2024 |
| Edgewood Management Llc | 0.28% | 100,000 | 204.01K | Sep 29, 2024 |
| Bridgeway Capital Management, Inc. | 0.21% | 75,382 | 153.79K | Sep 29, 2024 |
| Renaissance Technologies, LLC | 0.13% | 46,496 | 94.86K | Sep 29, 2024 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Vanguard Total Stock Market Index Fund | 0.32% | 115,302 | 235.23K | Sep 29, 2024 |
| Vanguard Extended Market Index Fund | 0.29% | 106,021 | 216.29K | Sep 29, 2024 |
| Bridgeway Funds Inc-Ultra Small Company Market Fund | 0.18% | 66,382 | 135.43K | Sep 29, 2024 |
| Fidelity Extended Market Index Fund | 0.16% | 59,680 | 121.75K | Oct 30, 2024 |
| iShares Micro Cap ETF | 0.06% | 21,354 | 43.56K | Oct 30, 2024 |
| Fidelity Total Market Index Fund | 0.05% | 17,469 | 35.64K | Oct 30, 2024 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| BIRX DEBORAH L. | Chief Executive Officer | Stock Award(Grant) | Mar 13, 2024 | 260,000 |
| RYCHLIK RICHARD | Officer | Stock Award(Grant) | Mar 13, 2024 | 10,000 |