Shu-Chih Chen - May 15, 2025 Form 4 Insider Report for ATOSSA THERAPEUTICS, INC. (ATOS)

Role
Director
Signature
/s/ Shu-Chih Chen
Stock symbol
ATOS
Transactions as of
May 15, 2025
Transactions value $
$0
Form type
4
Date filed
5/16/2025, 04:05 PM
Previous filing
Jul 1, 2024
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Chen Shu-Chih Director C/O ATOSSA THERAPEUTICS, INC.,, 10202 5TH AVE NE, SUITE 200, SEATTLE /s/ Shu-Chih Chen 2025-05-16 0001552127

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction ATOS Stock Option (right to buy) Award $0 +125K $0.00 125K May 15, 2025 Common Stock 125K $0.99 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The options shall vest on a quarterly basis over 12 months following May 15, 2025, subject to the Reporting Person's continued service through each applicable vesting date. The options were issued on May 15, 2025 with an exercise price of $0.99, representing the closing stock price on May 15, 2025.