Armata Pharmaceuticals, Inc. - ARMP

Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 6 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.

Shareholders (13F)

Quarter: Q4 2025 · Compare: Q3 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
VANGUARD GROUP INC History Added to 357,649 2,246 0.0% 0.0% 1 +60,611 20.41% Q4 2025 Jan 29, 2026
683 Capital Management, LLC History New 139,860 878 0.04% 2 +139,860 New Q4 2025 Feb 17, 2026
GEODE CAPITAL MANAGEMENT, LLC History Added to 109,888 690 0.0% 0.0% 3 +5,342 5.11% Q4 2025 Feb 09, 2026
EDGEWOOD MANAGEMENT LLC History No change 100,000 628 0.0% 0.0% 4 0 0.0% Q4 2025 Feb 12, 2026
BlackRock, Inc. History Added to 72,764 456 0.0% 0.0% 5 +46,098 172.87% Q4 2025 Feb 12, 2026
RENAISSANCE TECHNOLOGIES LLC History Added to 68,496 430 0.0% 0.0% 6 +27,200 65.87% Q4 2025 Feb 12, 2026
STATE STREET CORP History Added to 50,800 319 0.0% 0.0% 7 +10,500 26.05% Q4 2025 Feb 13, 2026
GOLDMAN SACHS GROUP INC History New 45,163 283 0.0% 8 +45,163 New Q4 2025 Mar 25, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History No change 44,682 280 0.01% 0.0% 9 0 0.0% Q4 2025 Feb 17, 2026
SeaCrest Wealth Management, LLC History Added to 40,988 273 0.03% 0.01% 10 +6,034 17.26% Q4 2025 Jan 12, 2026
Grey Ledge Advisors, LLC History No change 30,000 188 0.04% 0.02% 11 0 0.0% Q4 2025 Feb 05, 2026
OMERS ADMINISTRATION Corp History New 28,125 176 0.0% 12 +28,125 New Q4 2025 Feb 13, 2026
MILLENNIUM MANAGEMENT LLC History New 26,088 163 0.0% 13 +26,088 New Q4 2025 Feb 17, 2026
NORTHERN TRUST CORP History Added to 24,646 154 0.0% 0.0% 14 +5,373 27.88% Q4 2025 Feb 17, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History New 24,360 152 0.0% 15 +24,360 New Q4 2025 Feb 17, 2026
Qube Research & Technologies Ltd History New 23,356 146 0.0% 16 +23,356 New Q4 2025 Feb 17, 2026
JANE STREET GROUP, LLC History New 17,153 107 0.0% 17 +17,153 New Q4 2025 Feb 12, 2026
CAPTRUST FINANCIAL ADVISORS History No change 13,140 82 0.0% 0.0% 18 0 0.0% Q4 2025 Feb 17, 2026
CITADEL ADVISORS LLC History New 10,786 67 0.0% 19 +10,786 New Q4 2025 Feb 17, 2026
Dauntless Investment Group, LLC History New 6,131 38 0.03% 20 +6,131 New Q4 2025 Feb 17, 2026
BANK OF AMERICA CORP /DE/ History Added to 3,516 22 0.0% 21 +3,509 50128.57% Q4 2025 Feb 17, 2026
MORGAN STANLEY History Added to 2,269 14 0.0% 22 +2,267 113350.0% Q4 2025 Feb 13, 2026
Tower Research Capital LLC (TRC) History Added to 1,604 10 0.0% 0.0% 23 +1,249 351.83% Q4 2025 Feb 17, 2026
Cornerstone National Bank & Trust Co History No change 1,428 8 0.0% 0.0% 24 0 0.0% Q4 2025 Jan 29, 2026
UBS Group AG History Added to 1,021 6 0.0% 25 +977 2220.45% Q4 2025 Jan 29, 2026
Measured Wealth Private Client Group, LLC History No change 1,000 6 0.0% 0.0% 26 0 0.0% Q4 2025 Feb 10, 2026
BNP PARIBAS FINANCIAL MARKETS History New 710 4 0.0% 27 +710 New Q4 2025 Feb 10, 2026
Trifecta Capital Advisors, LLC History No change 714 4 0.0% 0.0% 28 0 0.0% Q4 2025 Jan 30, 2026
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO History No change 571 3 0.0% 0.0% 29 0 0.0% Q4 2025 Feb 10, 2026
OSAIC HOLDINGS, INC. History Reduced 357 2 0.0% 0.0% 30 -100 -21.88% Q4 2025 Feb 17, 2026
GROUP ONE TRADING LLC History Closed out 0 0 0.0% -3,000 -100.0% Q3 2025 Nov 12, 2025
WHITTIER TRUST CO History New 100 0 +100 New Q4 2025 Jan 26, 2026
SALEM INVESTMENT COUNSELORS INC History Closed out 0 0 -100 -100.0% Q3 2025 Oct 07, 2025
Geneos Wealth Management Inc. History New 92 0 +92 New Q4 2025 Jan 28, 2026
JPMORGAN CHASE & CO History Closed out 0 0 -24 -100.0% Q3 2025 Nov 26, 2025
BARCLAYS PLC History Closed out 0 0 -6 -100.0% Q3 2025 Mar 31, 2026
WELLS FARGO & COMPANY/MN History No change 1 0 0 0.0% Q4 2025 Feb 13, 2026
MAI Capital Management History No change 71 0 0 0.0% Q4 2025 Feb 13, 2026
Team Financial Group, LLC History No change 71 0 0 0.0% Q4 2025 Jan 13, 2026
SBI Securities Co., Ltd. History No change 3 0 0 0.0% Q4 2025 Feb 03, 2026