Jeffrey Matthew Gryga Irrevocable Trust - 24 Oct 2025 SCHEDULE 13G Report for Theriva Biologics, Inc. Common stock (TOVX)

Filing Manager
Jeffrey Matthew Gryga Irrevocable Trust
Reporting Manager
Jeffrey Matthew Gryga Irrevocable Trust
Security
Theriva Biologics, Inc. Common stock
Symbol
TOVX
Shares outstanding
9,600,143 shares
Disclosed Ownership
739,211 shares
Ownership
7.7%
Form type
SCHEDULE 13G
Filing time
10 Nov 2025, 18:03:03 UTC
Date of event
24 Oct 2025
SEC
View on sec.gov

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Jeffrey Matthew Gryga Irrevocable Trust 7.7% 739,211 739,211 0 Jeffrey Matthew Gryga Jeffrey Matthew Gryga, Trustee of Jeffrey Matthew Gryga Irrevocable Trust
Gryga Jeffrey Matthew 7.7% 739,211 0 739,211 Jeffrey Matthew Gryga Jeffrey Matthew Gryga