Certara
CERT
8.96
-0.31
-3.34%
Certara
US · CERT
#2994 by market cap
Listed 2020
8.96
-0.31
-3.34%
Live - 5344 symbols - heartbeat 348s ago
· 2026-10-08 07:01
Pre-market
8.95
-0.11%
After-hours
8.92
-0.40%
Overnight
9.10
+1.56%
- Market cap
- 1.37B
- P/E (TTM)i
- -20.36
- P/Bi
- 1.41
- EPSi
- -0.01
- Div yieldi
- 0.00%
- 52W posi
- 53%
Reader sentiment
Are you bullish or bearish on CERT?
Anonymous reader poll. Unscientific, not investment advice.
✦ Quant Ownership Signal how this is computed
Distributing
- The number of reporting institutions decreased by 1 in the most recent period (2026/Q3).
- Total institutional ownership fell 0.4 percentage points.
Institutional ownership
- Held by institutions
- 114.43% -0.38pp
- Institutions
- 297 -1
- As of
- 2026/Q3 vs. prior period
Ownership vs. money flow
AlignedInstitutions trimmed shares last reporting period, and the stock has seen net outflows in main-fund flow over the last 20 trading sessions - the two line up.
Institutional ownership changes are reported quarterly with a lag; fund-flow data is daily. Treat this as a directional cross-check, not a precise timing signal.
Holder types
Mutual Fund59.85%
VC/PE Fund28.68%
Hedge Fund12.74%
Public Company8.39%
Individual/Insider2.76%
Insurance Company2.02%
Private Company1.81%
Government Pension Fund0.76%
Sovereign Wealth Fund0.11%
Top holders as of 2026-03-20
Arsenal Capital Management LP
23.83% · 36.35M sh
BlackRock
12.34% · 18.82M sh
Deerfield Management Company, L.P.
4.93% · 7.51M sh
Haveli Investment Management LLC
4.85% · 7.40M sh
Jefferies Financial Group Inc.
4.65% · 7.09M sh
Vanguard Portfolio Management, LLC
4.63% · 7.06M sh
Vanguard Capital Management, LLC
3.97% · 6.06M sh
Dimensional Fund Advisors
3.95% · 6.02M sh
State Street Global Advisors
3.16% · 4.82M sh
Wasatch Advisors LP
2.82% · 4.30M sh
Bar length is relative to the largest holder shown here, not to 100% of the company.
Insiders
50 filings tracked · 34 buys · 13 sells
| Name | Role | Stake |
|---|---|---|
| Arsenal Capital Management LP | -- | 23.83% |
| William Feehery | Chief Executive Officer | 1.57% |
| James Cashman | Independent Chairperson | 0.32% |
| Robert Aspbury | President of Certara Scientific Software | 0.22% |
| Matthew Walsh | Independent Director | 0.14% |
| Faiz Mohammed | Senior VP of Finance & Treasurer | 0.11% |
| Leif Pedersen | President & Chief Commercial Officer | 0.07% |
| John Gallagher | Chief Financial Officer | 0.06% |
| Nancy Killefer | Independent Director | 0.03% |
| Cynthia Collins | Independent Director | 0.03% |
Insider transactions most recent Form 4 filings
| Date | Name | Role | Type | Shares | Price |
|---|---|---|---|---|---|
| 2026-09-02 | Leif Pedersen | President & Chief Commercial Officer | Intent to Sell (Form 144) | -36,066 | $8.32 |
| 2026-08-31 | Faiz Mohammed | Senior VP of Finance & Treasurer | Other Derivative Acquisition | +63,532 | -- |
| 2026-07-14 | Faiz Mohammed | Senior VP of Finance & Treasurer | Initial Statement of Beneficial | 0 | -- |
| 2026-05-31 | Rona Anhalt | Chief Human Resources Officer | Derivative Exercise and Sale | -2,241 | $5.82 |
| 2026-05-31 | Rona Anhalt | Chief Human Resources Officer | Derivative Exercise and Retained | +4,906 | -- |
| 2026-05-31 | Daniel Corcoran | General Counsel | Derivative Exercise and Sale | -12,103 | $5.82 |
| 2026-05-31 | Daniel Corcoran | General Counsel | Derivative Exercise and Retained | +10,727 | -- |
| 2026-05-13 | James Cashman | Independent Chairperson | Other Derivative Acquisition | +33,222 | -- |
| 2026-05-13 | James Cashman | Independent Chairperson | Derivative Exercise and Retained | +15,757 | -- |
| 2026-05-13 | Matthew Walsh | Independent Director | Other Derivative Acquisition | +33,222 | -- |
| 2026-05-13 | Matthew Walsh | Independent Director | Derivative Exercise and Retained | +15,757 | -- |
| 2026-05-13 | Eran Broshy | Independent Director | Other Derivative Acquisition | +33,222 | -- |
| 2026-05-13 | Eran Broshy | Independent Director | Derivative Exercise and Retained | +15,757 | -- |
| 2026-05-13 | John V. Reynders | Independent Director | Other Derivative Acquisition | +33,222 | -- |
| 2026-05-13 | John V. Reynders | Independent Director | Derivative Exercise and Retained | +15,757 | -- |
| 2026-05-13 | Rosemary Crane | Independent Director | Derivative Exercise and Retained | +15,757 | -- |
| 2026-05-13 | Cynthia Collins | Independent Director | Derivative Exercise and Retained | +15,757 | -- |
| 2026-05-13 | Nancy Killefer | Independent Director | Other Derivative Acquisition | +33,222 | -- |
| 2026-05-13 | Nancy Killefer | Independent Director | Derivative Exercise and Retained | +15,757 | -- |
| 2026-05-13 | Arjun Bedi | -- | Other Derivative Acquisition | +33,222 | -- |
Form 4 filings, most recent per company. "Other Derivative Acquisition" rows are mostly RSU/option vesting, not open-market buying - the Type column says which.
Quote time 2026-10-08 07:01:30 · For reference only, not investment advice and not tailored to your situation.