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Certara, Inc.

CERT Net selling
CIK 0001827090 #2340 in the set updated 18 Sep 2026
Bought (120 mo)
$2.11M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$2.05B
$3.18M on a plan · $54.00K straight out of an exercise
Sold at will
$2.05B
131 of 149 sales
Net
−$2.05B
−$2.04B against sales at will

By person

30 insiders · 158 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
EQT Avatar Parent L.P.
10% owner
—
$1.93B (8)
−$1.93B
58,971,229
38.66%
$489.46M
−60.2%
SLAINE MASON P
Director
—
$50.85M (16)
−$50.85M
660,322
0.4329%
$5.48M
−75.8%
Feehery William F
CHIEF EXECUTIVE OFFICER
$200.00K (1)
$31.78M (26)
−$31.58M
2,360,769
1.55%
$19.59M
−26.7%
Schemick Michael Andrew
CHIEF FINANCIAL OFFICER
$416.00K (1)
$12.56M (10)
−$12.15M
522,895
0.3428%
$4.34M
−39.3%
Traynor Richard M.
SVP AND GENERAL COUNSEL
$5.64K (1)
$6.15M (27)
−$6.14M
173,524
0.1138%
$1.44M
—
Rayner Craig R.
PRESIDENT, INTEGRATED DRUG DEV
—
$4.78M (7)
−$4.78M
316,010
0.2072%
$2.62M
−30.6%
Pedersen Leif E
PRESIDENT, CHIEF COMMERCAL OFF
—
$4.45M (9)
−$4.45M
110,045
0.0721%
$913.37K
−57.0%
Aspbury Robert
PRESIDENT, PREDICTIVE TECH
—
$3.76M (10)
−$3.76M
332,442
0.2179%
$2.76M
−11.0%
Choe Jieun W.
CHIEF STRATEGY & MARKETING
—
$3.00M (10)
−$3.00M
248,577
0.1630%
$2.06M
−23.4%
Edge Justin
PRES., REGULATORY & ACCESS
—
$1.90M (10)
−$1.90M
394,764
0.2588%
$3.28M
−7.8%
SMITH PATRICK F
PRESIDENT, DRUG DEV SOLUTIONS
—
$1.28M (13) scheduled
−$1.28M
50,091
0.0328%
$415.76K
−49.8%
CASHMAN JAMES E III
Director
$460.00K (1)
$1.31M (2)
−$850.02K
484,197
0.3174%
$4.02M
—
McLean Stephen M.
Director
$832.40K (2)
—
+$832.40K
42,000
0.0275%
$348.60K
—
BROSHY ERAN
Director
$79.06K (2)
—
+$79.06K
50,708
0.0332%
$420.88K
—
WALSH MATTHEW M
Director
$115.00K (1)
$177.75K (1)
−$62.75K
213,316
0.1398%
$1.77M
—
McCoy Sherilyn S
Director
—
—
—
621,143
0.4072%
$5.16M
+1.1%
Dickinson Judith
See Remarks
—
—
—
173,564
0.1138%
$1.44M
+7.4%
Gallagher John E
Chief Financial Officer
—
—
—
95,371
0.0625%
$791.58K
—
Killefer Nancy
Director
—
—
—
51,846
0.0340%
$430.32K
—
Collins Cynthia
Director
—
—
—
51,846
0.0340%
$430.32K
—
Crane Rosemary A
Director
—
—
—
45,672
0.0299%
$379.08K
—
Resnick Jon Matthew
Chief Executive Officer
—
—
—
35,389
0.0232%
$293.73K
—
Corcoran Daniel
SVP and General Counsel
—
—
—
32,046
0.0210%
$265.98K
—
Reynders John V W
Chief Financial Officer
—
—
—
26,466
0.0174%
$219.67K
—
SHERMAN NICOLETTE D
CHIEF HUMAN RESOURCES OFFICER
—
—
—
24,358
0.0160%
$202.17K
—
Anhalt Rona
Chief Human Resources Officer
—
—
—
16,789
0.0110%
$139.35K
—
Virkler Drayton
PRESIDENT, REG & ACCES
—
—
—
12,415
0.0081%
$103.04K
—
McKemey Adrian
President, Drug Dev. Solutions
—
—
—
8,207
0.0054%
$68.12K
—
Gallagher Carol Giltner
Director
—
—
—
7,059
0.0046%
$58.59K
—
Bedi Arjun
Director
—
—
—
5,547
0.0036%
$46.04K
—

Individual transactions

131
Insider
Date
Role
Action
Shares
Price
Amount
Traynor Richard M.
6 Mar 2023
SVP AND GENERAL COUNSEL
Sell
10,000
$21.45
$214.50K
Traynor Richard M.
2 Feb 2023
SVP AND GENERAL COUNSEL
Sell
15,000
$20.00
$300.00K
EQT Avatar Parent L.P.
8 Dec 2022
10% owner
Sell indirect
29,954,521
$15.00
$449.32M
Pedersen Leif E
22 Nov 2022
PRESIDENT, SOFTWARE
Sell
51,223
$15.55
$796.52K
SLAINE MASON P
15 Nov 2022
Director
Sell
245,793
$15.57
$3.83M
WALSH MATTHEW M
14 Nov 2022
Director
Sell
12,059
$14.74
$177.75K
SLAINE MASON P
14 Nov 2022
Director
Sell
4,207
$15.27
$64.24K
SMITH PATRICK F
9 Nov 2022
PRESIDENT, INTEGRATED DRUG DEV
Sell
2,387
$13.48
$32.18K
SLAINE MASON P
16 Aug 2022
Director
Sell
182,475
$17.38
$3.17M
EQT Avatar Parent L.P.
16 Aug 2022
10% owner
Sell indirect
6,004,418
$17.38
$104.36M
SMITH PATRICK F
16 Aug 2022
PRESIDENT, INTEGRATED DRUG DEV
Sell
10,000
$17.71
$177.10K
SMITH PATRICK F
8 Jun 2022
PRESIDENT, INTEGRATED DRUG DEV
Sell
10,000
$19.16
$191.60K
SLAINE MASON P
2 Jun 2022
Director
Sell
50,000
$19.52
$976.00K
SLAINE MASON P
2 Jun 2022
Director
Sell
100,000
$19.59
$1.96M
SLAINE MASON P
2 Jun 2022
Director
Sell
100,000
$19.55
$1.96M
EQT Avatar Parent L.P.
31 May 2022
10% owner
Sell indirect
1,500,000
$19.00
$28.50M
SMITH PATRICK F
4 Apr 2022
PRESIDENT, INTEGRATED DRUG DEV
Sell
3,352
$22.29
$74.72K
SLAINE MASON P
17 Mar 2022
Director
Sell
125,000
$20.25
$2.53M
Feehery William F
16 Mar 2022
CHIEF EXECUTIVE OFFICER
Sell
62,485
$20.17
$1.26M
SLAINE MASON P
16 Mar 2022
Director
Sell
125,000
$20.17
$2.52M
Traynor Richard M.
16 Mar 2022
SVP AND GENERAL COUNSEL
Sell
3,000
$20.00
$60.00K
Feehery William F
11 Mar 2022
CHIEF EXECUTIVE OFFICER
Sell
27,515
$20.29
$558.28K
Feehery William F
18 Feb 2022
CHIEF EXECUTIVE OFFICER
Sell
4,706
$23.93
$112.61K
Feehery William F
18 Feb 2022
CHIEF EXECUTIVE OFFICER
Sell
70,294
$23.31
$1.64M
Feehery William F
17 Feb 2022
CHIEF EXECUTIVE OFFICER
Sell
6,518
$25.49
$166.14K
Feehery William F
17 Feb 2022
CHIEF EXECUTIVE OFFICER
Sell
30,075
$24.93
$749.77K
Feehery William F
17 Feb 2022
CHIEF EXECUTIVE OFFICER
Sell
53,407
$23.83
$1.27M
SLAINE MASON P
1 Feb 2022
Director
Sell
14,801
$26.80
$396.67K
SLAINE MASON P
1 Feb 2022
Director
Sell
35,199
$26.53
$933.83K
Feehery William F
26 Jan 2022
CHIEF EXECUTIVE OFFICER
Sell
51,196
$25.67
$1.31M
Feehery William F
26 Jan 2022
CHIEF EXECUTIVE OFFICER
Sell
23,804
$24.72
$588.43K
Traynor Richard M.
26 Jan 2022
SVP AND GENERAL COUNSEL
Sell
3,000
$26.01
$78.03K
Edge Justin
20 Jan 2022
PRES., REGULATORY & ACCESS
Sell
5,000
$27.50
$137.50K
Traynor Richard M.
18 Jan 2022
SVP AND GENERAL COUNSEL
Sell
5,000
$27.44
$137.20K
SLAINE MASON P
3 Jan 2022
Director
Sell
9,677
$28.88
$279.47K
SLAINE MASON P
3 Jan 2022
Director
Sell
40,323
$28.57
$1.15M
Traynor Richard M.
27 Dec 2021
SVP AND GENERAL COUNSEL
Sell
3,000
$29.30
$87.90K
CASHMAN JAMES E III
23 Dec 2021
Director
Sell
25,111
$29.20
$733.24K
Feehery William F
22 Dec 2021
CHIEF EXECUTIVE OFFICER
Sell
75,000
$28.58
$2.14M
CASHMAN JAMES E III
22 Dec 2021
Director
Sell
19,889
$29.00
$576.78K
Choe Jieun W.
20 Dec 2021
CHIEF STRATEGY & MARKETING
Sell
7,500
$28.00
$210.00K
Choe Jieun W.
17 Dec 2021
CHIEF STRATEGY & MARKETING
Sell
5,000
$26.13
$130.65K
SLAINE MASON P
13 Dec 2021
Director
Sell
100
$28.55
$2.86K
SLAINE MASON P
13 Dec 2021
Director
Sell
49,900
$28.05
$1.40M
Feehery William F
7 Dec 2021
CHIEF EXECUTIVE OFFICER
Sell
54,849
$27.82
$1.53M
Feehery William F
7 Dec 2021
CHIEF EXECUTIVE OFFICER
Sell
15,151
$27.58
$417.86K
Feehery William F
3 Dec 2021
CHIEF EXECUTIVE OFFICER
Sell
3,500
$26.54
$92.89K
Feehery William F
3 Dec 2021
CHIEF EXECUTIVE OFFICER
Sell
66,500
$25.99
$1.73M
Feehery William F
24 Nov 2021
CHIEF EXECUTIVE OFFICER
Sell
17,479
$28.66
$500.95K
Feehery William F
24 Nov 2021
CHIEF EXECUTIVE OFFICER
Sell
127,521
$28.40
$3.62M
EQT Avatar Parent L.P.
22 Nov 2021
10% owner
Sell indirect
8,117,655
$29.74
$241.43M
SLAINE MASON P
22 Nov 2021
Director
Sell
376,149
$29.74
$11.19M
Choe Jieun W.
19 Nov 2021
CHIEF STRATEGY & MARKETING
Sell
20,000
$30.30
$606.00K
Feehery William F
19 Nov 2021
CHIEF EXECUTIVE OFFICER
Sell
70,000
$30.31
$2.12M
Traynor Richard M.
15 Nov 2021
SVP AND GENERAL COUNSEL
Sell
5,000
$38.96
$194.80K
Traynor Richard M.
15 Nov 2021
SVP AND GENERAL COUNSEL
Sell
300
$38.66
$11.60K
Traynor Richard M.
15 Nov 2021
SVP AND GENERAL COUNSEL
Sell
14,700
$37.85
$556.40K
Traynor Richard M.
15 Nov 2021
SVP AND GENERAL COUNSEL
Sell
3,000
$38.96
$116.88K
Traynor Richard M.
15 Nov 2021
SVP AND GENERAL COUNSEL
Sell
700
$38.56
$26.99K
Traynor Richard M.
15 Nov 2021
SVP AND GENERAL COUNSEL
Sell
49,300
$37.84
$1.87M
Schemick Michael Andrew
15 Nov 2021
CHIEF FINANCIAL OFFICER
Sell
770
$38.57
$29.70K
Schemick Michael Andrew
15 Nov 2021
CHIEF FINANCIAL OFFICER
Sell
65,896
$37.83
$2.49M
Aspbury Robert
11 Nov 2021
PRESIDENT, SIMCYP
Sell
4,592
$40.06
$183.96K
Aspbury Robert
11 Nov 2021
PRESIDENT, SIMCYP
Sell
16,962
$39.43
$668.81K
Feehery William F
27 Oct 2021
CHIEF EXECUTIVE OFFICER
Sell
200
$39.76
$7.95K
Feehery William F
27 Oct 2021
CHIEF EXECUTIVE OFFICER
Sell
74,800
$39.24
$2.94M
Edge Justin
26 Oct 2021
PRES., REGULATORY & ACCESS
Sell
3,000
$39.95
$119.85K
Traynor Richard M.
26 Oct 2021
SVP AND GENERAL COUNSEL
Sell
3,000
$39.95
$119.85K
Edge Justin
21 Oct 2021
PRES., REGULATORY & ACCESS
Sell
6,116
$38.60
$236.08K
Edge Justin
20 Oct 2021
PRES., REGULATORY & ACCESS
Sell
12,674
$38.58
$488.96K
Edge Justin
19 Oct 2021
PRES., REGULATORY & ACCESS
Sell
1,210
$38.55
$46.65K
Choe Jieun W.
19 Oct 2021
CHIEF STRATEGY & MARKETING
Sell
483
$38.56
$18.62K
Choe Jieun W.
19 Oct 2021
CHIEF STRATEGY & MARKETING
Sell
18,083
$38.15
$689.87K
Choe Jieun W.
19 Oct 2021
CHIEF STRATEGY & MARKETING
Sell
1,434
$37.05
$53.13K
Schemick Michael Andrew
18 Oct 2021
CHIEF FINANCIAL OFFICER
Sell
4,618
$37.33
$172.39K
Schemick Michael Andrew
18 Oct 2021
CHIEF FINANCIAL OFFICER
Sell
62,049
$36.42
$2.26M
Edge Justin
15 Oct 2021
PRES., REGULATORY & ACCESS
Sell
5,000
$37.38
$186.90K
Traynor Richard M.
15 Oct 2021
SVP AND GENERAL COUNSEL
Sell
5,000
$37.38
$186.90K
Aspbury Robert
1 Oct 2021
PRESIDENT, SIMCYP
Sell
2,767
$34.24
$94.74K
Aspbury Robert
1 Oct 2021
PRESIDENT, SIMCYP
Sell
16,587
$33.39
$553.84K
Traynor Richard M.
27 Sep 2021
SVP AND GENERAL COUNSEL
Sell
3,000
$36.00
$108.00K
Edge Justin
27 Sep 2021
PRES., REGULATORY & ACCESS
Sell
3,000
$36.00
$108.00K
Feehery William F
22 Sep 2021
CHIEF EXECUTIVE OFFICER
Sell
16,854
$36.83
$620.73K
Feehery William F
22 Sep 2021
CHIEF EXECUTIVE OFFICER
Sell
58,146
$36.24
$2.11M
Schemick Michael Andrew
20 Sep 2021
CHIEF FINANCIAL OFFICER
Sell
18,570
$35.03
$650.51K
Schemick Michael Andrew
20 Sep 2021
CHIEF FINANCIAL OFFICER
Sell
48,097
$34.46
$1.66M
Choe Jieun W.
17 Sep 2021
CHIEF STRATEGY & MARKETING
Sell
13,735
$35.96
$493.91K
Choe Jieun W.
17 Sep 2021
CHIEF STRATEGY & MARKETING
Sell
6,265
$35.32
$221.28K
SLAINE MASON P
13 Sep 2021
Director
Sell
620,668
$29.80
$18.50M
EQT Avatar Parent L.P.
13 Sep 2021
10% owner
Sell indirect
13,394,635
$29.80
$399.15M
Pedersen Leif E
9 Sep 2021
PRESIDENT, SOFTWARE
Sell
500
$36.10
$18.05K
Pedersen Leif E
9 Sep 2021
PRESIDENT, SOFTWARE
Sell
24,085
$35.25
$849.00K
Pedersen Leif E
9 Sep 2021
PRESIDENT, SOFTWARE
Sell
15,447
$34.50
$532.92K
Pedersen Leif E
9 Sep 2021
PRESIDENT, SOFTWARE
Sell
4,950
$33.38
$165.23K
Pedersen Leif E
9 Sep 2021
PRESIDENT, SOFTWARE
Sell
6,241
$32.40
$202.21K
Rayner Craig R.
2 Sep 2021
PRESIDENT, INTEGRATED DRUG DEV
Sell
200
$37.21
$7.44K
Rayner Craig R.
2 Sep 2021
PRESIDENT, INTEGRATED DRUG DEV
Sell
48,462
$36.64
$1.78M
Rayner Craig R.
2 Sep 2021
PRESIDENT, INTEGRATED DRUG DEV
Sell
1,900
$34.15
$64.89K
Rayner Craig R.
2 Sep 2021
PRESIDENT, INTEGRATED DRUG DEV
Sell
3,900
$33.51
$130.69K
Traynor Richard M.
1 Sep 2021
SVP AND GENERAL COUNSEL
Sell
10,591
$34.06
$360.73K
Traynor Richard M.
1 Sep 2021
SVP AND GENERAL COUNSEL
Sell
19,409
$33.66
$653.31K
Aspbury Robert
1 Sep 2021
PRESIDENT, SIMCYP
Sell
800
$34.24
$27.39K
Aspbury Robert
1 Sep 2021
PRESIDENT, SIMCYP
Sell
18,554
$33.76
$626.38K
Edge Justin
30 Aug 2021
PRES., REGULATORY & ACCESS
Sell
9,000
$33.50
$301.50K
Feehery William F
25 Aug 2021
CHIEF EXECUTIVE OFFICER
Sell
50,692
$31.37
$1.59M
Feehery William F
25 Aug 2021
CHIEF EXECUTIVE OFFICER
Sell
24,308
$31.08
$755.49K
Choe Jieun W.
24 Aug 2021
CHIEF STRATEGY & MARKETING
Sell
7,500
$30.00
$225.00K
Choe Jieun W.
19 Aug 2021
CHIEF STRATEGY & MARKETING
Sell
12,500
$28.34
$354.25K
Edge Justin
16 Aug 2021
PRES., REGULATORY & ACCESS
Sell
5,000
$28.58
$142.90K
Schemick Michael Andrew
16 Aug 2021
CHIEF FINANCIAL OFFICER
Sell
1,400
$28.90
$40.46K
Schemick Michael Andrew
16 Aug 2021
CHIEF FINANCIAL OFFICER
Sell
65,267
$28.21
$1.84M
Traynor Richard M.
16 Aug 2021
SVP AND GENERAL COUNSEL
Sell
8,000
$28.58
$228.64K
Aspbury Robert
11 Aug 2021
PRESIDENT, SIMCYP
Sell
19,354
$27.54
$533.01K
EQT Avatar Parent L.P.
2 Aug 2021
10% owner
Sell indirect
7,252,632
$26.00
$188.57M
Feehery William F
28 Jul 2021
CHIEF EXECUTIVE OFFICER
Sell
75,000
$26.16
$1.96M
Traynor Richard M.
26 Jul 2021
SVP AND GENERAL COUNSEL
Sell
3,000
$26.27
$78.81K
Schemick Michael Andrew
19 Jul 2021
CHIEF FINANCIAL OFFICER
Sell
66,667
$24.37
$1.62M
Aspbury Robert
1 Jul 2021
PRESIDENT, SIMCYP
Sell
19,354
$28.03
$542.49K
Traynor Richard M.
28 Jun 2021
SVP AND GENERAL COUNSEL
Sell
3,000
$28.38
$85.14K
Traynor Richard M.
24 Jun 2021
SVP AND GENERAL COUNSEL
Sell
5,000
$26.37
$131.85K
Feehery William F
23 Jun 2021
CHIEF EXECUTIVE OFFICER
Sell
200
$27.17
$5.43K
Feehery William F
23 Jun 2021
CHIEF EXECUTIVE OFFICER
Sell
74,800
$26.53
$1.98M
Schemick Michael Andrew
22 Jun 2021
CHIEF FINANCIAL OFFICER
Sell
66,666
$26.94
$1.80M
Edge Justin
16 Jun 2021
PRES., REGULATORY & ACCESS
Sell
5,000
$27.02
$135.08K
Aspbury Robert
14 Jun 2021
PRESIDENT, SIMCYP
Sell
3,007
$28.11
$84.53K
Aspbury Robert
14 Jun 2021
PRESIDENT, SIMCYP
Sell
16,347
$27.49
$449.38K
Rayner Craig R.
11 Jun 2021
PRESIDENT, INTEGRATED DRUG DEV
Sell
400
$26.59
$10.64K
Rayner Craig R.
11 Jun 2021
PRESIDENT, INTEGRATED DRUG DEV
Sell
46,079
$25.71
$1.18M
Rayner Craig R.
11 Jun 2021
PRESIDENT, INTEGRATED DRUG DEV
Sell
62,445
$25.70
$1.60M
EQT Avatar Parent L.P.
29 Mar 2021
10% owner
Sell indirect
8,674,151
$24.13
$209.26M
EQT Avatar Parent L.P.
15 Dec 2020
10% owner
Sell indirect
14,167,717
$21.62
$306.31M
Show all 158 transactions →

What was left out

Form 4 filings counted 235
Amendments (4/A) skipped 2
Filings about a different issuer 0
Unreadable filings 0
Joint filings 8
Sales on a Rule 10b5-1 plan 17
Sales straight out of an exercise 1
Sales at will 131
Transactions with no price 0
Shares from compensation/vesting 2,989,829
Sales filed before the plan box existed 131
History held since 16 Dec 2020