Certara, Inc.
CERT- Exchange
- Nasdaq
- Industry
- Services-Prepackaged Software
- SEC CIK
- 0001827090
No open-market purchases or sales by Certara, Inc. insiders were filed in the last 90 days; 241 institutions reported holding it in 13F filings for Q2 2026, worth $880.2M in total; no superinvestor holds it.
Holders of 5% or more of CERT
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Certara, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Arsenal Capital Partners III LP | 13D/A | 22.60%36.3M shares | – | Apr 14, 20251 filing | Apr 14, 2025 | SEC |
| Wasatch Advisors Inc | 13G/A | 10.80%17.4M shares | +2.50 ppfrom 8.30% | Aug 13, 20252 filings | Oct 7, 2025 | SEC |
| Dimensional Fund Advisors LP | 13G | 5.20%8.35M shares | New | Oct 9, 20251 filing | Oct 9, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
8 Schedule 13D and 13G filings on Certara, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Mar 26, 20265:16 PM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | –Below 5% | Mar 13, 2026 | SEC |
| Nov 25, 20253:36 PM ET | Flynn James Eand 3 others | 13G/A | 4.90%7.81M shares | −1.39 ppfrom 6.29%Below 5% | Nov 25, 2025 | SEC |
| Nov 13, 20255:32 PM ET | Flynn James Eand 3 others | 13G | 6.29%10.0M shares | New | Nov 7, 2025 | SEC |
| Oct 9, 20251:48 PM ET | Dimensional Fund Advisors LP | 13G | 5.20%8.35M shares | New | Sep 30, 2025 | SEC |
| Oct 7, 202512:06 PM ET | Wasatch Advisors Inc | 13G/A | 10.80%17.4M shares | +2.50 ppfrom 8.30% | Sep 30, 2025 | SEC |
| Aug 13, 20254:41 PM ET | Wasatch Advisors Inc | 13G/A | 8.30%13.5M shares | – | Jun 30, 2025 | SEC |
| Apr 14, 20255:15 PM ET | Arsenal Capital Partners III LPand 5 others | 13D/A | 22.60%36.3M shares | – | Apr 14, 2025 | SEC |
| Feb 13, 20254:17 PM ET | Mubadala Investment Co PJSCand 2 others | 13G/A | 0.00%0 shares | –Below 5% | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Certara, Inc. shares.
No Form 144 notices for Certara, Inc. are on file.