ATOSSA THERAPEUTICS INC (ATOS) Stock Ownership

NASDAQ:ATOS • US04962H7044

4.42 USD
+0.08 (+1.84%)
At close: Feb 19, 2026
4.5 USD
+0.08 (+1.81%)
After Hours: 2/19/2026, 8:00:01 PM
Overview Stock Chart Technical Analysis Fundamental Analysis Analyst Ratings Earnings Estimates Financials Ownership News
ATOS Ownership Chart.ATOS Ownership Chart: showing Insider, Institutional ownership and shares available to the public.ATOS Ownership.InsiderInstitutionalPublic



Shares Outstanding8.61M
Float8.58M
Float Short Interest PercentageN/A
Owners (insider)0.04%
Owners (institutional)19.46%
Owners (insider) change84.6%
Owners (institutional) change6.12%
ATOS Institutional Ownership HistoryATOS Institutional Ownership HistoryATOS Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 10M 20M 30M
ATOS Historical Insider Transactions ChartATOS Historical Insider Buy and Sell Transactions ChartATOS Historical Insider Transactions Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 Jan 2026 Feb 2026 100K 200K 300K
Date Name Type Shares Price Amount
Jan 20, 2026 QUAY STEVEN C Grant 325203 0.00 $ 0.00
May 21, 2025 QUAY STEVEN C Open Market Purchase 11239 0.88 $ 9,886.95
Mar 26, 2025 Remmel H. Lawrence Open Market Purchase 10000 0.70 $ 7,000.00