How many institutional investors hold ARMP?

1 tracked institutional investor disclosed a position in ARMP (ARMATA PHARMACEUTICALS INC) in their most recent 13F filing.

Who is the largest institutional holder of ARMP?

Izzy Englander, Millennium Management, holds the largest disclosed position in ARMP, valued at $3M.

Where does this ARMP ownership data come from?

SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.

ARMP — ARMATA PHARMACEUTICALS INC

Name: ARMATA PHARMACEUTICALS INC (ARMP) — Institutional Ownership
Creator: InvestorLens
License: https://www.sec.gov/about/website-policies

Public company

For educational research only.InvestorLens analyzes public regulatory filings (SEC EDGAR, STOCK Act PTRs) that may be delayed by 45 days or more. Information shown is historical and is not financial, legal, or tax advice, nor a recommendation or solicitation to buy or sell any security. Always do your own research.

InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.

Sourced from SEC EDGAR public filings

Why are billionaires buying ARMP?

Built from public SEC filings and public economic data. Not a recommendation.

Confidence

Institutional Conviction

Net accumulation · 1 buying vs 0 selling last quarter

Macro Tailwind

Macro conditions are mixed for this sector

Why? — Evidence & Confidence ▾

Of 1 tracked investors who changed their ARMP position last quarter, 1 bought and 0 sold (100% buy-side). Macro conditions are mixed for this sector (Macro Tailwind 55/100 in a Squeeze regime).

Supporting evidence

+1 tracked investor added or increased positions last quarter (Izzy Englander)
+1 tracked investors reported holding ARMP at their latest filing
+Macro Health is 55/100 in a Squeeze regime — historically acceptable for this sectorsource

Contradicting evidence — always shown

−13F data is disclosed up to 45 days after quarter end — positions may have changed since

Know the limits

· 13F disclosure lag (up to 45 days)
· Tracked investors are a sample, not the whole market
· Sector regime fit is a historical average, not a guarantee

Every InvestorLens score shows its evidence — including what argues against it. Model conviction-v1 · generated 8/20/2026.

About ARMATA PHARMACEUTICALS INC (ARMP)

ARMATA PHARMACEUTICALS INC (ARMP) appears in the most recent 13F filings of 1 tracked institutional investor. The largest disclosed position is held by Izzy Englander (Millennium Management), valued at $3M. Across recent filings, tracked investors recorded 3 new positions, 2 increased, 1 reduced, and 1 exited. All data sourced from SEC 13F filings.

Smart Money Consensus™

Based on recent institutional activity in ARMP

/100

Institutional Accumulation

Added / Increased5

Reduced1

Exited1

BearishBullish

Crowded Trade Score™

How many top investors track ARMP

/100

Undiscovered

1investor

Only 1 tracked investor report this position.

UndiscoveredCrowded

151015+

ARMP Ownership Composition

How ARMATA PHARMACEUTICALS INC is held across tracked investor types, based on reported 13F positions.

Dominant Type

Multi-Strategy / Quant

100% of tracked value

Institutions

tracked investors

Total Reported

$3M

combined 13F value

Multi-Strategy / Quant100.0%

Multi-Strategy / Quant(1)

100.0%

Tracked investors currently reporting ARMP

1 tracked investor has since exited this position — listed separately below.

Investor	Firm	Shares	Market value	% of portfolio	As of
Izzy Englander	Millennium Management	470.5K	$3M	0.00%	Jun 30, 2026

Izzy EnglanderJun 30, 2026
Millennium Management
Shares
470.5K
Value
$3M
% Portfolio
0.00%

Previously held ARMP

These investors reported ARMP in an earlier quarter but not in their most recent 13F. Figures below are their last reported position, not a current holding.

Investor	Firm	Last reported shares	Value then	Last held
Ken Griffin	Citadel Advisors	10.8K	$67.7K	Dec 31, 2025

Recent activity

Investor	Action	Δ %	Current value	Filing date
Izzy Englander	New	—	$163.8K	Feb 17, 2026
Izzy Englander	Increased	888.93%	$2.6M	May 15, 2026
Izzy Englander	Increased	82.37%	$3M	Aug 14, 2026
Ken Griffin	Reduced	-35.54%	$36K	Nov 14, 2024
Ken Griffin	New	—	$32K	May 15, 2025
Ken Griffin	Sold	-100.00%	$0	Aug 14, 2025
Ken Griffin	New	—	$64.8K	Aug 14, 2024

Izzy Englander
New
$163.8KFeb 17, 2026
Izzy Englander
Increased
$2.6M(888.93%)May 15, 2026
Izzy Englander
Increased
$3M(82.37%)Aug 14, 2026
Ken Griffin
Reduced
$36K(-35.54%)Nov 14, 2024
Ken Griffin
New
$32KMay 15, 2025
Ken Griffin
Sold
$0(-100.00%)Aug 14, 2025
Ken Griffin
New
$64.8KAug 14, 2024

Frequently asked questions

How many institutional investors hold ARMP?: 1 tracked institutional investor disclosed a position in ARMP (ARMATA PHARMACEUTICALS INC) in their most recent 13F filing.
Who is the largest institutional holder of ARMP?: Izzy Englander, Millennium Management, holds the largest disclosed position in ARMP, valued at $3M.
Did institutional ownership of ARMP increase or decrease?: Across recent 13F filings, tracked investors recorded 3 new positions, 2 increased, 1 reduced, and 1 fully exited ARMP.
Where does this ARMP ownership data come from?: SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.