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Atossa Therapeutics, Inc.

ATOS
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001488039

No open-market purchases or sales by Atossa Therapeutics, Inc. insiders were filed in the last 90 days; 31 institutions reported holding it in 13F filings for Q2 2026, worth $2.60M in total; no superinvestor holds it.

Q4 2022 vs. Q3 2022

How the institutions holding Atossa Therapeutics, Inc. changed between Q3 2022 and Q4 2022.

All holders in Q4 2022All holders in Q3 2022

13F holders of ATOS: Q3 2022 compared with Q4 2022
MeasureQ3 2022Q4 2022Change
Holders5951−8
Shares19.0M17.9M−1.08M (−5.7%)
Value$15.8M$9.49M−$6.36M (−40.1%)

New holders (6)

Institutions that held Atossa Therapeutics, Inc. at the end of Q4 2022 but not at the end of Q3 2022.

Institutions new to ATOS in Q4 2022
InstitutionSharesValue% of portfolio
Bank of Montreal175,699$105.2K0.00%
Susquehanna International Group, LLP96,490$51.0K0.00%
Connor, Clark & Lunn Investment Management Ltd.17,967$9.50K0.00%
Cetera Advisor Networks LLC10,432$5.51K0.00%
Rockefeller Capital Management L.P.5,000$2.00K0.00%
Belvedere Trading LLC501$2650.00%

Sold out (14)

Institutions that held Atossa Therapeutics, Inc. at the end of Q3 2022 and filed for Q4 2022 without it.