Bentley Systems CAO has shares withheld for taxes

Bentley Systems Chief Accounting Officer Thomas F. Trimback had 172 shares of Class B Common Stock withheld at $34.76 per share to cover taxes due on the vesting of previously granted equity awards.

Accepted by SEC EDGAR 03/31/2026 - 04:15 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Bentley Systems Chief Accounting Officer Thomas F. Trimback had 172 shares of Class B Common Stock withheld at $34.76 per share to cover taxes due on the vesting of previously granted equity awards. After this tax-withholding disposition, he directly holds 19,334 Class B shares.

This was not an open-market sale but a routine share withholding to satisfy tax obligations triggered by vesting.

Insider Trade Summary

Exercise Price or Tax Liability: 172 shares

Exercise Price or Tax Liability 1 txn

Insider Trimback Thomas F

Role Chief Accounting Officer

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Class B Common Stock	172	$34.76	$6K

Holdings After Transaction: Class B Common Stock — 19,334 shares (Direct)

Footnotes (1)

1. F1. Represents shares withheld by the Issuer to cover taxes due by the Reporting Person upon the vesting of awards previously granted to the Reporting Person.

Key Figures

Shares withheld for taxes: 172 shares Tax withholding price: $34.76 per share Shares held after transaction: 19,334 shares

3 metrics

Shares withheld for taxes 172 shares Class B Common Stock withheld to cover tax liability on vesting

Tax withholding price $34.76 per share Value applied to withheld Class B shares

Shares held after transaction 19,334 shares Direct Class B Common Stock ownership following tax withholding

Key Terms

tax-withholding disposition, Class B Common Stock, vesting of awards, Form 4

4 terms

tax-withholding disposition financial

"transaction_action: "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

Class B Common Stock financial

"security_title: "Class B Common Stock""

A class B common stock is one of multiple types of a company’s ordinary shares that carries specific rights—often different voting power or dividend priority—compared with other classes. For investors it matters because those differences affect how much influence you have over company decisions, the income you might receive, and how freely the shares trade; think of it like owning a car with different keys: some keys let you start the engine and open the trunk, others only unlock the door.

vesting of awards financial

"upon the vesting of awards previously granted to the Reporting Person"

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Bentley Systems (BSY) insider Thomas F. Trimback report on this Form 4?

Thomas F. Trimback reported a tax-related share disposition. 172 shares of Bentley Systems Class B Common Stock were withheld to cover taxes due when previously granted equity awards vested, leaving him with 19,334 directly held shares after the transaction.

Was the Bentley Systems (BSY) Form 4 transaction an open-market sale?

No, the Form 4 for Bentley Systems shows no open-market sale. The 172 Class B shares were withheld by the company solely to cover Trimback’s tax liability upon vesting of prior awards, a routine administrative settlement mechanism rather than a discretionary sale.

How many Bentley Systems (BSY) shares does Thomas F. Trimback hold after this filing?

Following the tax-withholding transaction, Thomas F. Trimback directly holds 19,334 shares of Bentley Systems Class B Common Stock. This figure reflects his position after 172 shares were withheld by the issuer to satisfy taxes on vested equity awards.

What price per share was used in the Bentley Systems (BSY) tax-withholding transaction?

The tax-withholding disposition used a price of $34.76 per share. This value applied to the 172 Class B shares withheld by Bentley Systems to cover Thomas F. Trimback’s tax obligations arising from the vesting of previously granted equity awards.

Why were Bentley Systems (BSY) shares withheld in Thomas F. Trimback’s Form 4?

Shares were withheld to satisfy tax obligations on vested equity. When Trimback’s previously granted awards vested, Bentley Systems retained 172 Class B shares at $34.76 each, using them to cover his tax liability instead of requiring a separate cash payment.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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^*

Trimback Thomas F

(Last) (First) (Middle)

C/O BENTLEY SYSTEMS, INCORPORATED

685 STOCKTON DRIVE

(Street)

EXTON PENNSYLVANIA 19341

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
BENTLEY SYSTEMS INC [ BSY ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/29/2026

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
Class B Common Stock	03/29/2026		F(1)		172	D	$34.76	19,334	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

Explanation of Responses:

1. Represents shares withheld by the Issuer to cover taxes due by the Reporting Person upon the vesting of awards previously granted to the Reporting Person.

	/s/ Michael T. Fischette, Attorney-in-Fact	03/31/2026
	** 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)