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Armata Pharmaceuticals
ARMP

26 hedge funds and large institutions have $1.08M invested in Armata Pharmaceuticals in 2025 Q1 according to their latest regulatory filings, with 2 funds opening new positions, 2 increasing their positions, 9 reducing their positions, and 0 closing their positions.

New
Increased
Maintained
Reduced
Closed

8% more funds holding

Funds holding: 24 → 26 (+2)

1.79% less ownership

Funds ownership: 3.84% → 2.05% (-1.8%)

58% less capital invested

Capital invested by funds: $2.57M → $1.08M (-$1.49M)

78% less repeat investments, than reductions

Existing positions increased: 2 | Existing positions reduced: 9

100% less call options, than puts

Call options by funds: $0 | Put options by funds: $1K

Holders
26
Holders Change
+2
Holders Change %
+8.33%
% of All Funds
0.35%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
2
Increased
2
Reduced
9
Closed
–
Calls
–
Puts
$1K
Net Calls
-$1K
Net Calls Change
+$21K

Top Buyers

Rank Fund Capital Flow
1
Vanguard Group
Vanguard Group
Pennsylvania
+$51.7K
2
Citadel Advisors
Citadel Advisors
Florida
+$41K
3
Osaic Holdings
Osaic Holdings
Arizona
+$711
4
TRCT
Tower Research Capital (TRC)
New York
+$317

Top Sellers

Rank Fund Capital Flow
1
Bank of America
Bank of America
North Carolina
-$1.26M
2
BCM
Bridgeway Capital Management
Texas
-$49.8K
3
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$44K
4
Group One Trading
Group One Trading
Illinois
-$13.6K
5
UBS Group
UBS Group
Switzerland
-$9.1K
Name Holding Trade Value Shares
Change 		Change in
Stake
Vanguard Group
1
Vanguard Group
Pennsylvania
$380K +$51.7K +25,954 +11%
Geode Capital Management
2
Geode Capital Management
Massachusetts
$155K -$1.9K -952 -0.9%
Edgewood Management
3
Edgewood Management
Connecticut
$146K – – –
BCM
4
Bridgeway Capital Management
Texas
$65.2K -$49.8K -25,000 -36%
State Street
5
State Street
Massachusetts
$58.8K – – –
Renaissance Technologies
6
Renaissance Technologies
New York
$56.4K -$3.38K -1,695 -4%
SWM
7
SeaCrest Wealth Management
New York
$51K – – –
Susquehanna International Group
8
Susquehanna International Group
Pennsylvania
$40.4K -$44K -22,107 -44%
BlackRock
9
BlackRock
New York
$33.8K -$878 -441 -2%
Citadel Advisors
10
Citadel Advisors
Florida
$30.1K +$41K +20,594 New
Northern Trust
11
Northern Trust
Illinois
$28.1K – – –
CAPTRUST Financial Advisors
12
CAPTRUST Financial Advisors
North Carolina
$19.2K – – –
Group One Trading
13
Group One Trading
Illinois
$7K -$13.6K -6,816 -59%
TRCT
14
Tower Research Capital (TRC)
New York
$5.07K +$317 +159 +5%
UBS Group
15
UBS Group
Switzerland
$2.55K -$9.1K -4,567 -72%
CNBT
16
Cornerstone National Bank & Trust
Illinois
$2.08K – – –
TCA
17
Trifecta Capital Advisors
Illinois
$1.04K – – –
Northwestern Mutual Wealth Management
18
Northwestern Mutual Wealth Management
Wisconsin
$834 – – –
Osaic Holdings
19
Osaic Holdings
Arizona
$521 +$711 +357 New
Morgan Stanley
20
Morgan Stanley
New York
$159 – – –
SIC
21
Salem Investment Counselors
North Carolina
$146 – – –
Bank of America
22
Bank of America
North Carolina
$136 -$1.26M -633,939 -100%
MCM
23
MAI Capital Management
Ohio
$104 – – –
JP Morgan Chase
24
JP Morgan Chase
New York
$32 -$6 -3 -12%
SS
25
SBI Securities
Japan
$4 – – –
1
2

ARMP Hedge Fund Activity: Q1 2025 in Review

26 of the 7,458 institutional investors tracked by Wall St. Rank reported a position in Armata Pharmaceuticals (ARMP) for Q1 2025, worth a combined $1.08M — down 58% from $2.57M a quarter earlier.

Buyers outnumbered sellers: 2 funds opened new ARMP positions and 0 closed out — a net gain of 2 holders — while 2 added to existing stakes and 9 trimmed.

The largest buyer was Vanguard Group, adding an estimated $51.7K. The largest seller was Bank of America, cutting an estimated $1.26M.

  • 26 institutional investors held Armata Pharmaceuticals (ARMP) as of Q1 2025, up from 24 in Q4 2024.
  • Funds reported $1.08M of Armata Pharmaceuticals stock for Q1 2025, down 58% quarter-over-quarter.
  • 2 funds opened new Armata Pharmaceuticals positions in Q1 2025 and 0 closed out, a net change of +2 holders.
  • The largest Armata Pharmaceuticals buyer in Q1 2025 was Vanguard Group, an estimated $51.7K added.
  • The largest Armata Pharmaceuticals seller in Q1 2025 was Bank of America, an estimated $1.26M sold.

Based on aggregated 13F filings for Q1 2025.