ATOSSA THERAPEUTICS, INC. (ATOS)

Latest Insider Confidence Score

2026Q1

50.3
Bullish

Company insider confidence (by quarter)

2012Q4 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Quay Steven C CEO 1,795,100 Jul 1, 2024
Daniel Mark James 578,000 Oct 21, 2025
Rees Heather 577,700 Jul 1, 2024
Guse Kyle CFO 557,900 Mar 6, 2023
Chen Ben R 300,000 Apr 3, 2014

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Jan 20, 2026 Jan 30, 2026 QUAY STEVEN C CEO Neutral 90.0 +331,674 917.44% -
Jan 20, 2026 Jan 22, 2026 QUAY STEVEN C CEO Neutral 90.0 +325,203 899.54% -
Oct 14, 2025 Oct 21, 2025 Daniel Mark James CFO Neutral 52.5 - 0.00% -
Oct 21, 2025 Daniel Mark James CFO Neutral 52.5 - 0.00% -
May 21, 2025 May 22, 2025 QUAY STEVEN C CEO Buy 90.0 +11,239 45.11% $9.9K
May 15, 2025 May 16, 2025 Finn Jonathan Director Neutral 52.5 - 0.00% -
May 15, 2025 May 16, 2025 Chen Shu-Chih Director Neutral 52.5 - 0.00% -
May 15, 2025 May 16, 2025 QUAY STEVEN C CEO Neutral 52.5 - 0.00% -
May 15, 2025 May 16, 2025 Rees Heather CFO Neutral 52.5 - 0.00% -
May 15, 2025 May 16, 2025 Galli Stephen J Director Neutral 52.5 - 0.00% -
May 15, 2025 May 16, 2025 Remmel H. Lawrence Director Neutral 52.5 - 0.00% -
May 15, 2025 May 16, 2025 Cigler Tessa Director Neutral 52.5 - 0.00% -
May 15, 2025 May 16, 2025 Steinhart Richard I Director Neutral 52.5 - 0.00% -
Mar 26, 2025 Mar 28, 2025 Remmel H. Lawrence Director Buy 90.0 +10,000 3891.05% $7K
Jun 27, 2024 Jul 1, 2024 Finn Jonathan Director Neutral 52.5 - 0.00% -
Jun 27, 2024 Jul 1, 2024 Remmel H. Lawrence Director Neutral 52.5 - 0.00% -
Jun 27, 2024 Jul 1, 2024 Steinhart Richard I Director Neutral 52.5 - 0.00% -
Jun 27, 2024 Jul 1, 2024 Chen Shu-Chih Director Neutral 52.5 - 0.00% -
Jun 27, 2024 Jul 1, 2024 Rees Heather SVP, Finance and Accounting Neutral 52.5 - 0.00% -
Jun 27, 2024 Jul 1, 2024 QUAY STEVEN C CEO Neutral 52.5 - 0.00% -
Jun 27, 2024 Jul 1, 2024 Galli Stephen J Director Neutral 52.5 - 0.00% -
Jun 27, 2024 Jul 1, 2024 Cigler Tessa Director Neutral 52.5 - 0.00% -
Apr 10, 2024 Apr 11, 2024 Finn Jonathan Director Buy 91.3 +25,000 100.00% $44.3K
Mar 9, 2024 Mar 14, 2024 Cigler Tessa Director Neutral 52.5 - 0.00% -
Mar 14, 2024 Cigler Tessa Director Neutral 52.5 - 0.00% -
Nov 15, 2023 Nov 17, 2023 WEAVER GREGORY L CFO Sell 26.3 -50,000 -99.89% $32.5K
Nov 15, 2023 Nov 15, 2023 Finn Jonathan Director Neutral 52.5 - 0.00% -
Nov 15, 2023 Finn Jonathan Director Neutral 52.5 - 0.00% -
Nov 15, 2023 Nov 15, 2023 Finn Jonathan Director Neutral 52.5 - 0.00% -
Oct 16, 2023 Rees Heather SVP, Finance and Accounting Neutral 52.5 - 0.00% -
Jun 20, 2023 Jun 20, 2023 WEAVER GREGORY L CFO Buy 91.3 +50,000 90909.09% $48.5K
Jun 1, 2023 Jun 5, 2023 WEAVER GREGORY L CFO Neutral 52.5 - 0.00% -
May 4, 2023 May 5, 2023 WEAVER GREGORY L Director Neutral 52.5 - 0.00% -
May 4, 2023 May 5, 2023 Remmel H. Lawrence Director Neutral 52.5 - 0.00% -
May 4, 2023 May 5, 2023 Steinhart Richard I Director Neutral 52.5 - 0.00% -
May 4, 2023 May 5, 2023 Chen Shu-Chih Director Neutral 52.5 - 0.00% -
May 4, 2023 May 5, 2023 Galli Stephen J Director Neutral 52.5 - 0.00% -
Mar 2, 2023 Mar 6, 2023 QUAY STEVEN C CEO Neutral 52.5 - 0.00% -
Mar 2, 2023 Mar 6, 2023 Guse Kyle CFO Neutral 52.5 - 0.00% -
May 13, 2022 May 16, 2022 Chen Shu-Chih Director Neutral 52.5 - 0.00% -
May 13, 2022 May 16, 2022 Galli Stephen J Director Neutral 52.5 - 0.00% -
May 13, 2022 May 16, 2022 Remmel H. Lawrence Director Neutral 52.5 - 0.00% -
May 13, 2022 May 16, 2022 Steinhart Richard I Director Neutral 52.5 - 0.00% -
May 13, 2022 May 16, 2022 WEAVER GREGORY L Director Neutral 52.5 - 0.00% -
Feb 24, 2022 Feb 28, 2022 Guse Kyle CFO Neutral 52.5 - 0.00% -
Feb 24, 2022 Feb 28, 2022 QUAY STEVEN C CEO Neutral 52.5 - 0.00% -
Jul 2, 2021 Jul 7, 2021 WEAVER GREGORY L Director Sell 20.0 -164,581 -100.00% $965.2K
May 14, 2021 May 18, 2021 Galli Stephen J Director Neutral 52.5 - 0.00% -
May 14, 2021 May 18, 2021 QUAY STEVEN C CEO Neutral 52.5 - 0.00% -
May 14, 2021 May 18, 2021 Guse Kyle CFO Neutral 52.5 - 0.00% -
May 14, 2021 May 18, 2021 Chen Shu-Chih Director Neutral 52.5 - 0.00% -
May 14, 2021 May 18, 2021 QUAY STEVEN C CEO Neutral 52.5 - 0.00% -
May 14, 2021 May 18, 2021 Remmel H. Lawrence Director Neutral 52.5 - 0.00% -
May 14, 2021 May 18, 2021 WEAVER GREGORY L Director Neutral 52.5 - 0.00% -
May 14, 2021 May 18, 2021 Steinhart Richard I Director Neutral 52.5 - 0.00% -
May 15, 2020 May 19, 2020 Remmel H. Lawrence Director Neutral 52.5 - 0.00% -
May 15, 2020 May 19, 2020 WEAVER GREGORY L Director Neutral 52.5 - 0.00% -
May 15, 2020 May 19, 2020 Steinhart Richard I Director Neutral 52.5 - 0.00% -
May 15, 2020 May 19, 2020 Chen Shu-Chih Director Neutral 52.5 - 0.00% -
May 15, 2020 May 19, 2020 Galli Stephen J Director Neutral 52.5 - 0.00% -
Apr 9, 2020 Apr 13, 2020 Guse Kyle CFO Neutral 52.5 - 0.00% -
Apr 9, 2020 Apr 13, 2020 QUAY STEVEN C CEO Neutral 52.5 - 0.00% -
May 17, 2019 May 21, 2019 WEAVER GREGORY L Director Neutral 52.5 - 0.00% -
May 17, 2019 May 21, 2019 Steinhart Richard I Director Neutral 52.5 - 0.00% -
May 17, 2019 May 21, 2019 Galli Stephen J Director Neutral 52.5 - 0.00% -
May 17, 2019 May 21, 2019 Remmel H. Lawrence Director Neutral 52.5 - 0.00% -
May 17, 2019 May 21, 2019 Chen Shu-Chih Director Neutral 52.5 - 0.00% -
Jan 13, 2019 Jan 15, 2019 QUAY STEVEN C CEO Neutral 52.5 - 0.00% -
Jan 13, 2019 Jan 15, 2019 Guse Kyle CFO Neutral 52.5 - 0.00% -
Jun 27, 2018 Jun 29, 2018 Guse Kyle CFO Neutral 52.5 - 0.00% -
Jun 27, 2018 Jun 29, 2018 Remmel H. Lawrence Director Neutral 52.5 - 0.00% -
Jun 27, 2018 Jun 29, 2018 Steinhart Richard I Director Neutral 52.5 - 0.00% -
Jun 27, 2018 Jun 29, 2018 QUAY STEVEN C CEO Neutral 52.5 - 0.00% -
Jun 27, 2018 Jun 29, 2018 Chen Shu-Chih Director Neutral 52.5 - 0.00% -
Jun 27, 2018 Jun 29, 2018 Galli Stephen J Director Neutral 52.5 - 0.00% -
Jun 27, 2018 Jun 29, 2018 WEAVER GREGORY L Director Neutral 52.5 - 0.00% -
May 30, 2018 May 31, 2018 Chen Shu-Chih Director Neutral 52.5 - 0.00% -
May 30, 2018 May 31, 2018 QUAY STEVEN C CEO Neutral 52.5 - 0.00% -
May 30, 2018 May 31, 2018 Guse Kyle CFO Neutral 52.5 - 0.00% -
Nov 15, 2017 Nov 16, 2017 Guse Kyle CFO Buy 90.0 +10,000 100.00% $3.4K
May 24, 2017 May 26, 2017 WEAVER GREGORY L Director Neutral 52.5 - 0.00% -
May 24, 2017 May 26, 2017 Steinhart Richard I Director Neutral 52.5 - 0.00% -
May 24, 2017 May 26, 2017 Remmel H. Lawrence Director Neutral 52.5 - 0.00% -
May 24, 2017 May 26, 2017 QUAY STEVEN C CEO Neutral 52.5 - 0.00% -
May 24, 2017 May 26, 2017 Guse Kyle CFO Neutral 52.5 - 0.00% -
May 24, 2017 May 26, 2017 Galli Stephen J Director Neutral 52.5 - 0.00% -
May 24, 2017 May 26, 2017 Chen Shu-Chih Director Neutral 52.5 - 0.00% -
Apr 17, 2017 Apr 18, 2017 Remmel H. Lawrence Director Buy 90.0 +2,500 399.36% $1.6K
May 18, 2016 May 19, 2016 Chen Shu-Chih Director Neutral 52.5 - 0.00% -
May 18, 2016 May 19, 2016 Guse Kyle CFO Neutral 52.5 - 0.00% -
May 18, 2016 May 19, 2016 Galli Stephen J Director Neutral 52.5 - 0.00% -
May 18, 2016 May 19, 2016 Steinhart Richard I Director Neutral 52.5 - 0.00% -
May 18, 2016 May 19, 2016 WEAVER GREGORY L Director Neutral 52.5 - 0.00% -
May 18, 2016 May 19, 2016 QUAY STEVEN C CEO Neutral 52.5 - 0.00% -
May 18, 2016 May 19, 2016 Remmel H. Lawrence Director Neutral 52.5 - 0.00% -
Apr 1, 2016 Apr 4, 2016 Remmel H. Lawrence Director Buy 90.0 +1,500 15.96% $495
Mar 9, 2016 Mar 10, 2016 Chen Shu-Chih Director Buy 60.0 +15,000 0.35% $5.6K
Mar 9, 2016 Mar 10, 2016 QUAY STEVEN C CEO Buy 60.0 +15,000 0.31% $5.6K
Feb 16, 2016 Feb 17, 2016 QUAY STEVEN C CEO Buy 60.0 +15,000 0.31% $8K
Feb 16, 2016 Feb 17, 2016 Chen Shu-Chih Director Buy 60.0 +15,000 0.35% $8K