Leif E. Pedersen

CIK: 0001559712

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)2 (8.3%)

Position reduction

Option Exercises (M)6 (25.0%)

Derivative conversions

Awards (A)7 (29.2%)

Compensation grants

Other (G, F, J, C, D, …)9 (37.5%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

CERT

Certara, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (24 total)

CERT
Certara, Inc.
May 11, 2026
Disposition(D)
Performance Stock Units
Direct
68.3K shares-
CERT
Certara, Inc.
May 11, 2026
Award(A)
Performance Stock Units
Direct
111.1K shares-
CERT
Certara, Inc.
May 11, 2026
Award(A)
Restricted Stock Units
Direct
74.1K shares-
CERT
Certara, Inc.
May 11, 2026
Award(A)
Performance Stock Units
Direct
68.3K shares-
CERT
Certara, Inc.
Apr 1, 2026
Exercise(M)
Direct
10.1K shares-
CERT
Certara, Inc.
Apr 1, 2026
Award(A)
Direct
14.5K shares-
CERT
Certara, Inc.
Apr 1, 2026
Tax Payment(F)
Direct
3.5K shares at avg. $5.70$20K
CERT
Certara, Inc.
Apr 1, 2026
Tax Payment(F)
Direct
1.9K shares at avg. $5.70$11K
CERT
Certara, Inc.
Apr 1, 2026
Exercise(M)
Direct
7.9K shares-
CERT
Certara, Inc.
Apr 1, 2026
Tax Payment(F)
Direct
3.7K shares at avg. $5.70$21K
CERT
Certara, Inc.
Apr 1, 2026
Exercise(M)
Direct
15.2K shares-
CERT
Certara, Inc.
Apr 1, 2026
Tax Payment(F)
Direct
2.5K shares at avg. $5.70$14K
CERT
Certara, Inc.
Sep 9, 2025
Sale(S)
Direct
51.2K shares at avg. $10.92$559K
CERT
Certara, Inc.
May 20, 2025
Award(A)
Restricted Stock Units
Direct
45.6K shares-
CERT
Certara, Inc.
May 20, 2025
Award(A)
Performance Stock Units
Direct
68.3K shares-
CERT
Certara, Inc.
Apr 1, 2025
Tax Payment(F)
Direct
1.9K shares at avg. $9.90$19K
CERT
Certara, Inc.
Apr 1, 2025
Exercise(M)
Direct
7.9K shares-
CERT
Certara, Inc.
Apr 1, 2025
Tax Payment(F)
Direct
2.5K shares at avg. $9.90$24K
CERT
Certara, Inc.
Apr 1, 2025
Exercise(M)
Direct
8.6K shares-
CERT
Certara, Inc.
Apr 1, 2025
Tax Payment(F)
Direct
1.7K shares at avg. $9.90$17K
CERT
Certara, Inc.
Apr 1, 2025
Award(A)
Direct
7.1K shares-
CERT
Certara, Inc.
Apr 1, 2025
Tax Payment(F)
Direct
2.1K shares at avg. $9.90$21K
CERT
Certara, Inc.
Apr 1, 2025
Exercise(M)
Direct
10.1K shares-
CERT
Certara, Inc.
Sep 9, 2024
Sale(S)
Direct
51.2K shares at avg. $11.29$578K

		Type	Shares	Price		Ownership
May 11, 2026	CERT Certara, Inc.	Disposition(D) Performance Stock Units	68,348	-	-	Direct
May 11, 2026	CERT Certara, Inc.	Award(A) Performance Stock Units	111,111	-	-	Direct
May 11, 2026	CERT Certara, Inc.	Award(A) Restricted Stock Units	74,074	-	-	Direct
May 11, 2026	CERT Certara, Inc.	Award(A) Performance Stock Units	68,348	-	-	Direct
Apr 1, 2026	CERT Certara, Inc.	Exercise(M)	10,127	-	$0	Direct
Apr 1, 2026	CERT Certara, Inc.	Award(A)	14,510	-	$0	Direct
Apr 1, 2026	CERT Certara, Inc.	Tax Payment(F)	3,534	$5.70	$20,144	Direct
Apr 1, 2026	CERT Certara, Inc.	Tax Payment(F)	1,912	$5.70	$10,898	Direct
Apr 1, 2026	CERT Certara, Inc.	Exercise(M)	7,852	-	$0	Direct
Apr 1, 2026	CERT Certara, Inc.	Tax Payment(F)	3,699	$5.70	$21,084	Direct
Apr 1, 2026	CERT Certara, Inc.	Exercise(M)	15,188	-	$0	Direct
Apr 1, 2026	CERT Certara, Inc.	Tax Payment(F)	2,466	$5.70	$14,056	Direct
Sep 9, 2025	CERT Certara, Inc.	Sale(S)	51,224	$10.92	$559,366	Direct
May 20, 2025	CERT Certara, Inc.	Award(A) Restricted Stock Units	45,566	-	-	Direct
May 20, 2025	CERT Certara, Inc.	Award(A) Performance Stock Units	68,348	-	-	Direct
Apr 1, 2025	CERT Certara, Inc.	Tax Payment(F)	1,912	$9.90	$18,929	Direct
Apr 1, 2025	CERT Certara, Inc.	Exercise(M)	7,852	-	-	Direct
Apr 1, 2025	CERT Certara, Inc.	Tax Payment(F)	2,466	$9.90	$24,413	Direct
Apr 1, 2025	CERT Certara, Inc.	Exercise(M)	8,647	-	-	Direct
Apr 1, 2025	CERT Certara, Inc.	Tax Payment(F)	1,725	$9.90	$17,078	Direct
Apr 1, 2025	CERT Certara, Inc.	Award(A)	7,082	-	-	Direct
Apr 1, 2025	CERT Certara, Inc.	Tax Payment(F)	2,106	$9.90	$20,849	Direct
Apr 1, 2025	CERT Certara, Inc.	Exercise(M)	10,127	-	-	Direct
Sep 9, 2024	CERT Certara, Inc.	Sale(S)	51,224	$11.29	$578,319	Direct

1-24 of 24 transactions

About Pedersen Leif E

Pedersen Leif E (SEC CIK 0001559712) files insider reports with the SEC as PRESIDENT, CHIEF COMMERCAL OFF of Certara, Inc. (CERT).

Signal8 holds 6 ownership filings by Pedersen Leif E, all Form 4s, filed between Sep 10, 2024 and May 13, 2026. Those filings report 24 transactions, from Sep 9, 2024 to May 11, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Pedersen Leif E's filings is in RADNOR, PA.

Recent filings by Pedersen Leif E

May 11, 2026: Disposition to issuer transaction of CERT derivative securities (Form 4, code D).
May 11, 2026: Grants or awards of CERT derivative securities (3 lines, Form 4, code A).
Apr 1, 2026: Option exercise of CERT shares (Form 4, code M).
Apr 1, 2026: Grant or award of CERT shares (Form 4, code A).
Apr 1, 2026: Tax withholdings of CERT shares (2 lines, Form 4, code F).

Other insiders filing for Certara, Inc. (CERT)

Mohammed Faiz, Interim CFO
Anhalt Rona, Chief Human Resources Officer
Corcoran Daniel, SVP and General Counsel
Collins Cynthia, Director
Reynders John V W, Director
BROSHY ERAN, Director

How to read Form 4 transaction codes