Certara (CERT) chairman adds 15,757 shares and 33,222 RSUs in equity awards

Rhea-AI Filing Summary

Certara, Inc. board chairman Eran Broshy reported equity compensation activity involving restricted stock units tied to the company’s common stock. On May 14, 2026, 15,757 RSUs granted on May 21, 2025 vested and were converted into 15,757 shares of common stock, increasing his direct holdings to 50,708 shares.

On the same date, he received a new grant of 33,222 RSUs under the 2020 Incentive Plan, each convertible into one share of common stock. These RSUs vest on the earlier of the one-year anniversary of grant or Certara’s next annual meeting, providing additional stock-based compensation but involving no open-market purchases or sales.

Insider Trade Summary

15,757 shares exercised/converted

Mixed 3 txns

Insider BROSHY ERAN

Role null

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	15,757	$0.00	--
Grant/Award	Restricted Stock Units	33,222	$0.00	--
Exercise	Common Stock	15,757	$0.00	--

Holdings After Transaction: Restricted Stock Units — 0 shares (Direct, null); Common Stock — 50,708 shares (Direct, null)

Footnotes (1)

1. Each restricted stock unit ("RSU") was granted on May 21, 2025, under the Certara, Inc. 2020 Incentive Plan ("2020 Incentive Plan") entitling the reporting person to receive one share of the issuer's common stock per RSU. The RSUs vested and were converted to common stock on May 14, 2026, the day of the issuer's annual meeting. Each RSU was granted on May 14, 2026, under the 2020 Incentive Plan that entitles the reporting person to receive one share of issuer's common stock per RSU. The RSUs vest on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual meeting.

Key Figures

RSUs vested to shares: 15,757 shares New RSU grant: 33,222 RSUs Common shares held: 50,708 shares +1 more

4 metrics

RSUs vested to shares 15,757 shares RSUs converted to common stock on May 14, 2026

New RSU grant 33,222 RSUs Granted May 14, 2026 under 2020 Incentive Plan

Common shares held 50,708 shares Direct holdings after RSU conversion

RSU-to-share ratio 1:1 Each RSU entitles holder to one share of common stock

Key Terms

Restricted Stock Units, 2020 Incentive Plan, vested, annual meeting, +1 more

5 terms

Restricted Stock Units financial

"Each restricted stock unit ("RSU") was granted on May 21, 2025, under the Certara, Inc. 2020 Incentive Plan"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

2020 Incentive Plan financial

"Each RSU was granted on May 14, 2026, under the 2020 Incentive Plan"

vested financial

"The RSUs vested and were converted to common stock on May 14, 2026"

annual meeting financial

"converted to common stock on May 14, 2026, the day of the issuer's annual meeting"

A company's annual meeting is a yearly gathering where owners (shareholders) and the board review performance, ask questions, and vote on key matters like electing directors, approving auditor choices, and sometimes setting pay or dividend policies. For investors it matters because decisions made and votes cast can change who runs the company, influence strategy and payouts, and affect the value or direction of their investment—similar to a homeowners’ meeting where rules and leaders that shape your property’s value are decided.

grant financial

"Each RSU was granted on May 14, 2026, under the 2020 Incentive Plan"

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

BROSHY ERAN

(Last) (First) (Middle)

C/O CERTARA, INC.

4 RADNOR CORPORATE CENTER, SUITE 350

(Street)

RADNOR PENNSYLVANIA 19087

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Certara, Inc. [ CERT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)	X	Other (specify below)
			Chairman

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/14/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/14/2026		M		15,757	A	$0(1)	50,708	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(1)	05/14/2026		M			15,757	(1)	(1)	Common Stock	15,757	$0	0	D
Restricted Stock Units	(2)	05/14/2026		A		33,222		(2)	(2)	Common Stock	33,222	$0	33,222	D

Explanation of Responses:

1. Each restricted stock unit ("RSU") was granted on May 21, 2025, under the Certara, Inc. 2020 Incentive Plan ("2020 Incentive Plan") entitling the reporting person to receive one share of the issuer's common stock per RSU. The RSUs vested and were converted to common stock on May 14, 2026, the day of the issuer's annual meeting.

2. Each RSU was granted on May 14, 2026, under the 2020 Incentive Plan that entitles the reporting person to receive one share of issuer's common stock per RSU. The RSUs vest on the earlier of the one-year anniversary of the date of grant or the date of the issuer's next annual meeting.

	/s/ Daniel D. Corcoran, as Attorney-in-Fact for Eran Broshy	05/15/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transactions did Certara (CERT) chairman Eran Broshy report?

Certara chairman Eran Broshy reported equity compensation activity, not open-market trades. 15,757 RSUs vested into the same number of common shares, and he received a new grant of 33,222 RSUs, all under the company’s 2020 Incentive Plan.

How many Certara (CERT) shares does Eran Broshy hold after these Form 4 transactions?

After the reported transactions, Eran Broshy directly holds 50,708 shares of Certara common stock. He also has 33,222 restricted stock units outstanding, each representing the right to receive one additional share upon future vesting conditions being met.

Were there any open-market buys or sells in this Certara (CERT) Form 4 filing?

No open-market purchases or sales occurred. The Form 4 shows a vesting and conversion of 15,757 RSUs into common stock and a new grant of 33,222 RSUs, both structured as compensation-related awards under Certara’s 2020 Incentive Plan.

What are the terms of Eran Broshy’s new RSU grant at Certara (CERT)?

The new grant covers 33,222 RSUs, each equal to one share of common stock. These RSUs vest on the earlier of the one-year anniversary of the May 14, 2026 grant date or the date of Certara’s next annual shareholder meeting.

When did the previously granted Certara (CERT) RSUs vest and convert to shares?

The earlier RSUs were granted on May 21, 2025 and vested on May 14, 2026. On that date, 15,757 restricted stock units converted into 15,757 shares of Certara common stock, coinciding with the company’s annual shareholder meeting.