Atossa Therapeutics, Inc. Common Stock — Institutional Ownership

Which tracked institutions hold ATOS, and how they changed the position last quarter. Latest holdings as of Jun 30, 2026. Source: SEC 13-F filings.

10
Funds holding
$1119934
Total value held
Buying
7 added/new · 2 reduced
# Institution Value Shares Δ Shares Change (QoQ)
1 Ameriprise Financial Inc $498392 258234 +258234 NEW BUY
2 Blackrock, Inc. $317211 164358 +31189 +23.42%
3 Ubs Group Ag $159456 82620 +82620 NEW BUY
4 State Street Corp $76739 39761 Held
5 Northern Trust Corp $39081 20249 +1025 +5.33%
6 Morgan Stanley $23825 12345 -3857 -23.81%
7 Royal Bank Of Canada $4000 1994 +1350 +209.63%
8 Jpmorgan Chase & Co $772 390 +7 +1.83%
9 Wells Fargo & Company/Mn $440 228 -68 -22.97%
10 Amalgamated Financial Corp. $18 14526 +14526 NEW BUY

Aggregated across tracked institutional filers. Reported quarterly on SEC Form 13-F and may lag. For research only — not investment advice.