Armata Pharmaceuticals ARMP Insider Ownership

NYSE ARMP
$5.35 -0.06 (-1.11%)
As of: Sep 10, 2026 · 1:21 PM EDT

Insider Holdings by Owner

16.58Mn Shares

Insider Ownership Statistics

as of 31 Mar, 2014
Insider Ownership
18.07%
-14.52% pp QoQ
Shares Held by Insiders
4.71K
filed for Mar 2014
0.00% QoQ
Shares Outstanding
36.23Mn
36,226,285 shares
Direct Holdings
0
Indirect: 4.71K
Net Shares Traded (QoQ)
0
no net change in Mar 2014
Insiders Holding Shares
4
with Form 4 holdings on file

Shares Owned by Insiders

Shares held % of outstanding
Latest
Average ownership
Peak ownership

Shares Purchased/Sold by Insiders

Bought Sold
Latest quarter
Net over range
Buying quarters

Insider Ownership Summary

Quarter ending 31 Mar, 2014

Armata Pharmaceuticals's three largest insider shareholders as of September 09, 2026 are Inc. Innoviva, (Director, 16.37Mn shares), Deborah Birx (Chief Executive Officer, 198.42K shares), Richard Rychlik (Corporate Controller And Pfo, 10.00K shares).

Form 4 Holdings

Insiders Holding ARMP

Insiders 4
Shares held 16.58Mn
Of outstanding 45.78%
# Insider Position Direct Indirect Total Share of Insiders Last Filed
1 Inc. Innoviva, Director, TenPercentOwner 0 16,365,969 16,365,969 98.7% 01 Apr, 2022
2 Deborah Birx Chief Executive Officer 198,417 0 198,417 1.2% 14 Jul, 2026
3 Richard Rychlik Corporate Controller And Pfo 10,000 0 10,000 0.1% 18 Mar, 2024
4 Pierre Kyme Chief Business Officer 9,461 0 9,461 0.1% 17 Mar, 2026

Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.

Form 4 Filings

397 Insider Transactions

Source SEC Form 4
Latest quarter Mar 2014
Download Data
Date Insider Position Transaction Shares Price Value Shares Held After Ownership
10 Jul, 2026 Deborah Birx Chief Executive Officer Disposed F 14,041 $4.26 $59.81K 198,417 Direct
24 Apr, 2026 Daniel B. Gilmer Director Acquired A 51,280 $0.00 $0 51,280 Direct
14 Mar, 2026 Pierre Kyme Chief Business Officer Disposed F 1,030 $10.54 $10.86K 9,461 Direct
14 Mar, 2026 Pierre Kyme Chief Business Officer Disposed F 1,030 $10.54 $10.86K 9,461 Direct
14 Mar, 2026 Deborah Birx Chief Executive Officer Disposed F 4,919 $10.54 $51.85K 212,458 Direct
14 Mar, 2026 Pierre Kyme Chief Business Officer Disposed F 1,030 $10.54 $10.86K 9,461 Direct
14 Mar, 2026 Pierre Kyme Chief Business Officer Disposed F 1,030 $10.54 $10.86K 9,461 Direct
09 Mar, 2026 Sarah J. Schlesinger Director Acquired A 25,640 $0.00 $0 25,640 Direct
09 Mar, 2026 Joseph M Patti Director Acquired A 25,640 $0.00 $0 25,640 Direct
09 Mar, 2026 Robin Kramer Director Acquired A 25,640 $0.00 $0 25,640 Direct
09 Mar, 2026 David Duane House Svp, Finance, And Pfo Acquired A 109,885 $0.00 $0 109,885 Direct
09 Mar, 2026 Robin Kramer Director Acquired A 25,640 $0.00 $0 25,640 Direct
09 Mar, 2026 Pierre Kyme Chief Business Officer Acquired A 183,142 $0.00 $0 183,142 Direct
09 Mar, 2026 Kostas D Odysseas Director Acquired A 25,640 $0.00 $0 25,640 Direct
09 Mar, 2026 Todd C. Peterson Director Acquired A 25,640 $0.00 $0 25,640 Direct
09 Mar, 2026 Todd C. Peterson Director Acquired A 25,640 $0.00 $0 25,640 Direct
09 Mar, 2026 David Duane House Svp, Finance, And Pfo Acquired A 109,885 $0.00 $0 109,885 Direct
09 Mar, 2026 Joseph M Patti Director Acquired A 25,640 $0.00 $0 25,640 Direct
09 Mar, 2026 Robin Kramer Director Acquired A 25,640 $0.00 $0 25,640 Direct
09 Mar, 2026 Kostas D Odysseas Director Acquired A 25,640 $0.00 $0 25,640 Direct