United States Software & IT Services

Certara Inc (CERT)

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The most recent insider trading activity at Certara Inc. occurred on November 11, 2025, when CEO William F. Feehery purchased 24,096 shares. Prior to this, insider activity consisted primarily of planned and proposed sales by executives throughout 2024 and 2025. No insider transactions have been reported in the last three months.
Ticker: CERT Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Certara Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Buy 11 Nov 2025
Value US$4,266,853.94 | Price 322.69 | Shares 2,596 (+11.7%)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2025-11-12 2025-11-11 B Purchase
1.5
Feehery William F

CHIEF EXECUTIVE OFFICER

Executive Director
2,596 +11.7%
322.69
US$4,266,854 		2,596 +11.7% 322.69 US$4,266,854
2025-09-11 2025-09-09 PlS Planned sale
Pedersen Leif E

PRESIDENT, CHIEF COMMERCAL OFF

Officer
60,829 -2.3%
144.74
US$4,099,613 		60,829 -2.3% 144.74 US$4,099,613
2025-09-09 2025-09-09 PrS Proposed sale
Pedersen Leif E

Officer

Officer
56,166
15.44
US$672,601 		56,166 15.44 US$672,601
2025-04-02 2025-04-02 PrS Proposed sale
SMITH PATRICK F

Officer

Officer
20,142
9.73
US$195,982 		20,142 9.73 US$195,982
2024-10-08 2024-10-07 PlS Planned sale
SMITH PATRICK F

PRESIDENT, DRUG DEV SOLUTIONS

Officer
5,409 -9.7%
11.03
US$59,661 		5,409 -9.7% 11.03 US$59,661
2024-10-07 2024-10-07 PrS Proposed sale
SMITH PATRICK F

Officer

Officer
5,409
11.03
US$59,661 		5,409 11.03 US$59,661
2024-09-10 2024-09-09 PlS Planned sale
Pedersen Leif E

PRESIDENT, CHIEF COMMERCAL OFF

Officer
51,224 -33.9%
11.29
US$578,319 		51,224 -33.9% 11.29 US$578,319
2024-09-09 2024-09-09 PrS Proposed sale
Pedersen Leif E

Officer

Officer
51,224
11.29
US$578,450 		51,224 11.29 US$578,450
2024-04-04 2024-04-02 PlS Planned sale
SMITH PATRICK F

PRESIDENT, DRUG DEV SOLUTIONS

Officer
422 -0.8%
17.77
US$7,499 		422 -0.8% 17.77 US$7,499
2024-04-04 2024-04-02 PlS Planned sale
SMITH PATRICK F

PRESIDENT, DRUG DEV SOLUTIONS

Officer
4,740 -8.6%
16.77
US$79,490 		4,740 -8.6% 16.77 US$79,490
2024-04-04 2024-04-02 PlS Planned sale
SMITH PATRICK F

PRESIDENT, DRUG DEV SOLUTIONS

Officer
328 -0.6%
17.67
US$5,796 		328 -0.6% 17.67 US$5,796
2024-04-04 2024-04-02 PlS Planned sale
SMITH PATRICK F

PRESIDENT, DRUG DEV SOLUTIONS

Officer
3,024 -5.2%
16.75
US$50,652 		3,024 -5.2% 16.75 US$50,652
2024-04-04 2024-04-02 PlS Planned sale
SMITH PATRICK F

PRESIDENT, DRUG DEV SOLUTIONS

Officer
649 -1.1%
17.72
US$11,500 		649 -1.1% 17.72 US$11,500
2024-04-04 2024-04-02 PlS Planned sale
SMITH PATRICK F

PRESIDENT, DRUG DEV SOLUTIONS

Officer
5,264 -8.2%
16.76
US$88,225 		5,264 -8.2% 16.76 US$88,225
2024-04-02 2024-04-02 PrS Proposed sale
SMITH PATRICK F

Officer

Officer
14,427
17.62
US$254,204 		14,427 17.62 US$254,204
2024-04-03 2024-04-01 PlS Planned sale
Traynor Richard M.

SVP AND GENERAL COUNSEL

Officer
3,000 -1.7%
18.00
US$54,000 		3,000 -1.7% 18.00 US$54,000
2024-04-01 2024-04-01 PrS Proposed sale
Traynor Richard M.

Officer

Officer
3,000
18.00
US$54,000 		3,000 18.00 US$54,000
2024-03-05 2024-03-04 PlS Planned sale
Traynor Richard M.

SVP AND GENERAL COUNSEL

Officer
3,000 -1.8%
18.28
US$54,840 		3,000 -1.8% 18.28 US$54,840
2024-03-04 2024-03-04 PrS Proposed sale
Traynor Richard M.

Officer

Officer
3,000
18.28
US$54,840 		3,000 18.28 US$54,840
2024-02-21 2024-02-20 PlS Planned sale
SMITH PATRICK F

PRESIDENT, DRUG DEV SOLUTIONS

Officer
5,000 -8.3%
18.00
US$90,000 		5,000 -8.3% 18.00 US$90,000
2024-02-20 2024-02-20 PrS Proposed sale
SMITH PATRICK F

Officer

Officer
5,000
18.00
US$90,000 		5,000 18.00 US$90,000
2024-02-14 2024-02-12 PlS Planned sale
Traynor Richard M.

SVP AND GENERAL COUNSEL

Officer
6,000 -3.5%
18.00
US$108,000 		6,000 -3.5% 18.00 US$108,000
2024-02-12 2024-02-12 PrS Proposed sale
Traynor Richard M.

Officer

Officer
6,000
18.00
US$108,000 		6,000 18.00 US$108,000
2023-12-27 2023-12-26 PlS Planned sale
Traynor Richard M.

SVP AND GENERAL COUNSEL

Officer
6,000 -3.4%
18.00
US$108,000 		6,000 -3.4% 18.00 US$108,000
2023-12-26 2023-12-26 PrS Proposed sale
Traynor Richard M.

Officer

Officer
6,000
18.00
US$108,000 		6,000 18.00 US$108,000
2023-09-12 2023-09-11 PlS Planned sale
Pedersen Leif E

PRESIDENT, CHIEF COMMERCAL OFF

Officer
51,224 -28.4%
14.60
US$747,870 		51,224 -28.4% 14.60 US$747,870
2023-09-11 2023-09-11 PrS Proposed sale
Pedersen Leif E

Officer

Officer
51,224
14.60
US$748,065 		51,224 14.60 US$748,065
2023-08-23 2023-08-22 B Purchase
1.7
BROSHY ERAN
Non-Executive Director
4,807 +50.3%
15.80
US$75,951 		4,807 +50.3% 15.80 US$75,951
2023-08-23 2023-08-21 B Purchase
1.7
BROSHY ERAN
Non-Executive Director
193 +2.1%
16.10
US$3,107 		193 +2.1% 16.10 US$3,107
2023-06-06 2023-06-05 PlS Planned sale
SMITH PATRICK F

PRESIDENT, INTEGRATED DRUG DEV

Officer
19,104 -24.2%
21.55
US$411,691 		19,104 -24.2% 21.55 US$411,691
2023-06-05 2023-06-05 PrS Proposed sale
SMITH PATRICK F

Officer

Officer
19,104
21.55
US$411,691 		19,104 21.55 US$411,691
2023-05-15 2023-05-11 PlS Planned sale
Traynor Richard M.

SVP AND GENERAL COUNSEL

Officer
5,000 -2.7%
20.82
US$104,100 		5,000 -2.7% 20.82 US$104,100
2023-05-11 2023-05-11 PrS Proposed sale
Traynor Richard M.

Officer

Officer
5,000
20.82
US$104,100 		5,000 20.82 US$104,100
2023-04-17 2023-04-14 PlS Planned sale
Traynor Richard M.

SVP AND GENERAL COUNSEL

Officer
5,000 -2.7%
23.66
US$118,300 		5,000 -2.7% 23.66 US$118,300
2023-04-14 2023-04-14 PrS Proposed sale
Traynor Richard M.

Officer

Officer
5,000
23.66
US$118,300 		5,000 23.66 US$118,300
2023-03-07 2023-03-06 PlS Planned sale
Traynor Richard M.

SVP AND GENERAL COUNSEL

Officer
10,000 -5.1%
21.45
US$214,500 		10,000 -5.1% 21.45 US$214,500
2023-03-06 2023-03-06 PrS Proposed sale
Traynor Richard M.

Officer

Officer
10,000
21.45
US$214,500 		10,000 21.45 US$214,500
2023-02-03 2023-02-02 PlS Planned sale
Traynor Richard M.

SVP AND GENERAL COUNSEL

Officer
15,000 -7.2%
20.00
US$300,000 		15,000 -7.2% 20.00 US$300,000
2022-12-12 2022-12-08 S Sale
2.6
EQT Avatar Parent L.P.
Large shareholder
29,954,521 -100.0%
15.00
US$449,317,815 		29,954,521 -100.0% 15.00 US$449,317,815
2022-11-23 2022-11-22 PlS Planned sale
Pedersen Leif E

PRESIDENT, SOFTWARE

Officer
51,223 -22.6%
15.55
US$796,518 		51,223 -22.6% 15.55 US$796,518
2022-11-16 2022-11-15 S Sale
3.3
SLAINE MASON P
Non-Executive Director
245,793 -27.1%
15.57
US$3,826,997 		245,793 -27.1% 15.57 US$3,826,997
2022-11-16 2022-11-14 S Sale
3.3
SLAINE MASON P
Non-Executive Director
4,207 -0.5%
15.27
US$64,241 		4,207 -0.5% 15.27 US$64,241
2022-11-15 2022-11-14 S Sale
1.8
WALSH MATTHEW M
Non-Executive Director
12,059 -6.7%
14.74
US$177,750 		12,059 -6.7% 14.74 US$177,750
2022-11-14 2022-11-09 PlS Planned sale
SMITH PATRICK F

PRESIDENT, INTEGRATED DRUG DEV

Officer
2,387 -3.1%
13.48
US$32,177 		2,387 -3.1% 13.48 US$32,177
2022-08-23 2022-08-19 B Purchase
0.9
McLean Stephen M.
Non-Executive Director
20,000 +90.9%
16.32
US$326,400 		20,000 +90.9% 16.32 US$326,400
2022-08-18 2022-08-17 B Purchase
0.9
Schemick Michael Andrew

CHIEF FINANCIAL OFFICER

Officer
25,000 +5.1%
16.64
US$416,000 		25,000 +5.1% 16.64 US$416,000
2022-08-18 2022-08-16 PlS Planned sale
SMITH PATRICK F

PRESIDENT, INTEGRATED DRUG DEV

Officer
10,000 -11.3%
17.71
US$177,100 		10,000 -11.3% 17.71 US$177,100
2022-08-17 2022-08-16 S Sale
3.3
SLAINE MASON P
Non-Executive Director
182,475 -16.7%
17.38
US$3,171,416 		182,475 -16.7% 17.38 US$3,171,416
2022-08-17 2022-08-16 S Sale
2.6
EQT Avatar Parent L.P.
Large shareholder
6,004,418 -16.7%
17.38
US$104,356,785 		6,004,418 -16.7% 17.38 US$104,356,785
2022-06-09 2022-06-08 PlS Planned sale
SMITH PATRICK F

PRESIDENT, INTEGRATED DRUG DEV

Officer
10,000 -10.2%
19.16
US$191,600 		10,000 -10.2% 19.16 US$191,600
2022-06-03 2022-06-02 S Sale
3.3
SLAINE MASON P
Non-Executive Director
50,000 -4.4%
19.52
US$976,000 		50,000 -4.4% 19.52 US$976,000
2022-06-03 2022-06-02 S Sale
3.3
SLAINE MASON P
Non-Executive Director
100,000 -8.0%
19.59
US$1,959,000 		100,000 -8.0% 19.59 US$1,959,000
2022-06-03 2022-06-02 S Sale
3.3
SLAINE MASON P
Non-Executive Director
100,000 -7.4%
19.55
US$1,955,000 		100,000 -7.4% 19.55 US$1,955,000
2022-06-01 2022-05-31 S Sale
2.6
EQT Avatar Parent L.P.
Large shareholder
1,500,000 -4.0%
19.00
US$28,500,000 		1,500,000 -4.0% 19.00 US$28,500,000
2022-04-05 2022-04-04 PlS Planned sale
SMITH PATRICK F

PRESIDENT, INTEGRATED DRUG DEV

Officer
3,352 -3.3%
22.29
US$74,716 		3,352 -3.3% 22.29 US$74,716
2022-03-18 2022-03-17 S Sale
3.3
SLAINE MASON P
Non-Executive Director
125,000 -8.5%
20.25
US$2,531,250 		125,000 -8.5% 20.25 US$2,531,250
2022-03-18 2022-03-16 S Sale
3.3
SLAINE MASON P
Non-Executive Director
125,000 -7.8%
20.17
US$2,521,250 		125,000 -7.8% 20.17 US$2,521,250
2022-03-18 2022-03-16 PlS Planned sale
Traynor Richard M.

SVP AND GENERAL COUNSEL

Officer
3,000 -1.4%
20.00
US$60,000 		3,000 -1.4% 20.00 US$60,000
2022-03-17 2022-03-16 PlS Planned sale
1.5
Feehery William F

CHIEF EXECUTIVE OFFICER

Executive Director
62,485 -2.8%
20.17
US$1,260,322 		62,485 -2.8% 20.17 US$1,260,322
2022-03-14 2022-03-11 PlS Planned sale
1.5
Feehery William F

CHIEF EXECUTIVE OFFICER

Executive Director
27,515 -1.2%
20.29
US$558,279 		27,515 -1.2% 20.29 US$558,279
2022-02-22 2022-02-18 PlS Planned sale
1.5
Feehery William F

CHIEF EXECUTIVE OFFICER

Executive Director
4,706 -0.2%
23.93
US$112,615 		4,706 -0.2% 23.93 US$112,615
2022-02-22 2022-02-18 PlS Planned sale
1.5
Feehery William F

CHIEF EXECUTIVE OFFICER

Executive Director
70,294 -3.0%
23.31
US$1,638,553 		70,294 -3.0% 23.31 US$1,638,553
2022-02-22 2022-02-17 PlS Planned sale
1.5
Feehery William F

CHIEF EXECUTIVE OFFICER

Executive Director
6,518 -0.3%
25.49
US$166,144 		6,518 -0.3% 25.49 US$166,144
2022-02-22 2022-02-17 PlS Planned sale
1.5
Feehery William F

CHIEF EXECUTIVE OFFICER

Executive Director
30,075 -1.3%
24.93
US$749,770 		30,075 -1.3% 24.93 US$749,770
2022-02-22 2022-02-17 PlS Planned sale
1.5
Feehery William F

CHIEF EXECUTIVE OFFICER

Executive Director
53,407 -2.2%
23.83
US$1,272,689 		53,407 -2.2% 23.83 US$1,272,689
2022-02-02 2022-02-01 PlS Planned sale
3.3
SLAINE MASON P
Non-Executive Director
14,801 -0.9%
26.80
US$396,667 		14,801 -0.9% 26.80 US$396,667
2022-02-02 2022-02-01 PlS Planned sale
3.3
SLAINE MASON P
Non-Executive Director
35,199 -2.1%
26.53
US$933,829 		35,199 -2.1% 26.53 US$933,829
2022-01-27 2022-01-26 PlS Planned sale
Traynor Richard M.

SVP AND GENERAL COUNSEL

Officer
3,000 -1.4%
26.01
US$78,030 		3,000 -1.4% 26.01 US$78,030
2022-01-27 2022-01-26 PlS Planned sale
1.5
Feehery William F

CHIEF EXECUTIVE OFFICER

Executive Director
51,196 -2.1%
25.67
US$1,314,201 		51,196 -2.1% 25.67 US$1,314,201
2022-01-27 2022-01-26 PlS Planned sale
1.5
Feehery William F

CHIEF EXECUTIVE OFFICER

Executive Director
23,804 -0.9%
24.72
US$588,435 		23,804 -0.9% 24.72 US$588,435
2022-01-21 2022-01-20 PlS Planned sale
Edge Justin

PRES., REGULATORY & ACCESS

Officer
5,000 -1.2%
27.50
US$137,500 		5,000 -1.2% 27.50 US$137,500
2022-01-20 2022-01-18 PlS Planned sale
Traynor Richard M.

SVP AND GENERAL COUNSEL

Officer
5,000 -2.2%
27.44
US$137,200 		5,000 -2.2% 27.44 US$137,200
2022-01-04 2022-01-03 PlS Planned sale
3.3
SLAINE MASON P
Non-Executive Director
9,677 -0.6%
28.88
US$279,472 		9,677 -0.6% 28.88 US$279,472
2022-01-04 2022-01-03 PlS Planned sale
3.3
SLAINE MASON P
Non-Executive Director
40,323 -2.4%
28.57
US$1,152,028 		40,323 -2.4% 28.57 US$1,152,028
2021-12-23 2021-12-22 PlS Planned sale
2.7
CASHMAN JAMES E III
Non-Executive Director
19,889 -4.1%
29.00
US$576,781 		19,889 -4.1% 29.00 US$576,781
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