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Armata Pharmaceuticals (ARMP) Institutional Ownership

Armata Pharmaceuticals logo
$7.60 -0.45 (-5.59%)
Closing price 05/18/2026 04:10 PM Eastern
Extended Trading
$7.75 +0.15 (+1.97%)
As of 07:00 AM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for Armata Pharmaceuticals (NYSEAMERICAN:ARMP)

Current
Institutional Ownership
Percentage
3.57%
Number of
Institutional Buyers
(last 12 months)
12
Total
Institutional Inflows
(last 12 months)
$24.32M
Number of
Institutional Sellers
(last 12 months)
1
Total
Institutional Outflows
(last 12 months)
$307.20K
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ARMP Institutional Buying and Selling by Quarter

Armata Pharmaceuticals Major Shareholders & Ownership History

Export
Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/14/2026 Renaissance Technologies LLC38,496$394K0.0%-43.8%0.105%
5/14/2026 Sei Investments Co.74,192$760K0.0%N/A0.202%
5/8/2026 Madison Asset Management LLC2,107,675$21.58M0.3%N/A5.745%
2/18/2026 Millennium Management LLC26,088$164K0.0%N/A0.072%
2/18/2026 683 Capital Management LLC139,860$878K0.0%N/A0.384%
2/16/2026 OMERS ADMINISTRATION Corp28,125$177K0.0%N/A0.077%
2/13/2026 State Street Corp50,800$319K0.0%+26.1%0.140%
2/12/2026 Jane Street Group LLC17,153$108K0.0%N/A0.047%
2/12/2026 Renaissance Technologies LLC68,496$430K0.0%+65.9%0.188%
2/10/2026 Goldman Sachs Group Inc.45,163$284K0.0%N/A0.124%
2/9/2026 Geode Capital Management LLC109,888$690K0.0%+5.1%0.302%
1/12/2026 SeaCrest Wealth Management LLC40,988$274K0.0%+17.3%0.113%
7/15/2025 GSB Wealth Management LLC30,000$57K0.0%N/A0.083%
2/17/2025Bridgeway Capital Management LLC69,682$129K0.0%-7.6%0.193%
2/13/2025Renaissance Technologies LLC40,291$75K0.0%-13.3%0.111%
4/18/2024SeaCrest Wealth Management LLC32,777$137K0.0%+80.8%0.091%


ARMP Institutional Ownership - Frequently Asked Questions

During the previous two years, 13 institutional investors and hedge funds held shares of Armata Pharmaceuticals. The most heavily invested institutionals were Madison Asset Management LLC ($21.58M), 683 Capital Management LLC ($878K), Sei Investments Co. ($760K), Geode Capital Management LLC ($690K), Renaissance Technologies LLC ($394K), State Street Corp ($319K), and Goldman Sachs Group Inc. ($284K).Learn more on Armata Pharmaceuticals' institutional investors.

3.57% of Armata Pharmaceuticals' stock is owned by institutional investors. Learn more on ARMP's institutional investor holdings.

Of the 12 institutional investors that purchased Armata Pharmaceuticals' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Madison Asset Management LLC ($2.11M), 683 Capital Management LLC ($139.86K), Sei Investments Co. ($74.19K), Goldman Sachs Group Inc. ($45.16K), GSB Wealth Management LLC ($30K), OMERS ADMINISTRATION Corp ($28.13K), and Renaissance Technologies LLC ($27.20K).

Institutional investors have bought a total of 2,517,332 shares in the last 24 months. This purchase volume represents approximately $24.32M in transactions.

The following institutional investors have sold Armata Pharmaceuticals stock in the last 24 months: Renaissance Technologies LLC ($30K).

Institutional investors have sold a total of 30,000 shares in the last 24 months. This volume of shares sold represents approximately $307.20K in transactions.


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This page (NYSEAMERICAN:ARMP) was last updated on 5/19/2026 by MarketBeat.com Staff.
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