Security Snapshot

ATOSSA THERAPEUTICS, INC. - COM (ATOS) Institutional Ownership

CUSIP: 04962H704

13F Institutional Holders and Ownership History from Q4 2025 to Q3 2026

13F reference period

Q2 2026

Institutions Reporting

30

Shares (Excl. Options)

1.35MFull value: 1,345,277 · shares · 30 Jun 2026

Price

$1.93

The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.

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Security type / class
Equity / COM
Symbol
ATOS on Nasdaq
All holders as of 30 Jun 2026
Q2 2026
Total 13F shares
1,345,277
Latest holder snapshot 5 signals
Total 13F value
$2,596,510
Portfolio coverage rank
0%
Share change
+105,309
Value change
+$197,842
Number of holders
30
Issuer context Names, identifiers, and filing context for this profile. 1 identity field
SEC-reported price per share
$2.10
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source

Key facts

  • ATOS - ATOSSA THERAPEUTICS, INC. - COM is tracked under CUSIP 04962H704.
  • 30 institutions reported positions in Q2 2026.
  • Schedule 13D/13G significant owner rows are not currently available.

Change

  • Holder count moved from 33 to 30 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from
    $6.52MFull value: $6,520,004 · USD · 31 Mar 2026
    to
    $2.6MFull value: $2,596,510 · USD · 30 Jun 2026
    .

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 30 institutions filings for Q2 2026.

Open SEC evidence

Security key

04962H704

13F reference period

Q2 2026

13F holders

30

13D/G owners

0

CIK / CUSIP context first

Open Q2 2026 holders ATOS full holder history ATOSSA THERAPEUTICS, INC. SEC filings ATOSSA THERAPEUTICS, INC. company facts ATOSSA THERAPEUTICS, INC. insider transactions

Broader feeds

Latest 13F filings Latest 13D/G filings All securities
As of 30 Jun 2026, 30 institutional investors reported holding
1.35MFull value: 1,345,277 · shares · 30 Jun 2026
shares of ATOSSA THERAPEUTICS, INC. - COM (ATOS).

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
4
Headline period
Q2 2026
Rows shown
1-4 of 4
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q3 613 $1,395 +$876 $2.10 4
2026 Q2 1,345,277 $2,596,510 +$197,842 $1.93 30
2026 Q1 1,239,979 $6,520,004 +$4,375,678 $5.26 33
2025 Q4 28,072 $16,562 +$16,562 $0.59 1
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