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CIK 0001488039 · Non-accelerated filer<br>Smaller reporting company

ATOSSA THERAPEUTICS, INC.

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Ticker
ATOS
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
264753208
Phone
206.588.0256
Business address
1448 NW MARKET STREET, SUITE 500, SEATTLE, WA, 98107
Former names
ATOSSA GENETICS INC
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$0
in 0 filings

Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Date Insider Transaction Shares Price Value Owned after
2026-05-12 Steinhart Richard I Director Grant or award +10,000 10,000
2026-05-12 Chen Shu-Chih Director Grant or award +10,000 10,000
2026-05-12 Remmel H. Lawrence Director Grant or award +10,000 10,683
2026-05-12 Finn Jonathan Director Grant or award +10,000 11,666
2026-05-12 Galli Stephen J Director Grant or award +10,000 10,006
2026-05-12 Cigler Tessa Director Grant or award +10,000 10,000
2026-03-27 QUAY STEVEN C President & CEO Grant or award +65,000 88,038
2026-03-26 Daniel Mark James Chief Financial Officer Grant or award +63,000 63,000
2026-01-20 QUAY STEVEN C President & CEO Grant or award +331,674 345,572
2026-01-20 QUAY STEVEN C President & CEO Grant or award · Stock Options (right to buy) +950,000 $0.60 $573K 950,000
2026-01-20 QUAY STEVEN C President & CEO Grant or award +325,203 339,101
2026-01-20 QUAY STEVEN C President & CEO Grant or award · Stock Options (right to buy) +950,000 $0.60 $573K 950,000
2025-10-14 Daniel Mark James Chief Financial Officer Grant or award · Stock Option (right to buy) +578,000 578,000
2025-05-21 QUAY STEVEN C President & CEO Purchase +11,239 $0.88 $10K 13,898
2025-05-15 Finn Jonathan Director Grant or award · Stock Option (right to buy) +125,000 125,000
2025-05-15 Chen Shu-Chih Director Grant or award · Stock Option (right to buy) +125,000 125,000
2025-05-15 QUAY STEVEN C President & CEO Grant or award · Stock Option (right to buy) +1,366,062 1,366,062
2025-05-15 Rees Heather Chief Financial Officer Grant or award · Stock Option (right to buy) +543,785 543,785
2025-05-15 Galli Stephen J Director Grant or award · Stock Option (right to buy) +125,000 125,000
2025-05-15 Remmel H. Lawrence Director Grant or award · Stock Option (right to buy) +125,000 125,000

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