James E. Flynn - 25 Nov 2025 SCHEDULE 13G/A Report for Certara, Inc. Common Stock (CERT)

Filing Manager
James E. Flynn
Reporting Manager
Deerfield Mgmt, L.P.
Security
Certara, Inc. Common Stock
Symbol
CERT
Shares outstanding
159,359,286 shares
Disclosed Ownership
7,808,605 shares
Ownership
4.9%
Form type
SCHEDULE 13G/A
Filing time
25 Nov 2025, 15:36:45 UTC
Date of event
25 Nov 2025
Previous filing
13 Nov 2025
SEC
View on sec.gov

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Deerfield Mgmt, L.P. 4.9% 7,808,605 0 7,808,605 /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact
Deerfield Management Company, L.P. 4.9% 7,808,605 0 7,808,605 /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact
Deerfield Partners, L.P. 4.9% 7,808,605 0 7,808,605 /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact
James E. Flynn 4.9% 7,808,605 0 7,808,605 /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact