Leo Christian Finn - 01 Oct 2025 Form 4 Insider Report for FORRESTER RESEARCH, INC. (FORR)

Role: Chief Financial Officer
Signature: Maite Garcia, attorney-in-fact for Leo Christian Finn
Issuer symbol: FORR
Transactions as of: 01 Oct 2025
Net transactions value: -$14,701
Form type: 4
Filing time: 02 Oct 2025, 11:01:24 UTC
Previous filing: 03 Apr 2025
Next filing: 03 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Finn Leo Christian	Chief Financial Officer	C/O FORRESTER RESEARCH, INC., 60 ACORN PARK DRIVE, CAMBRIDGE	Maite Garcia, attorney-in-fact for Leo Christian Finn	02 Oct 2025	0001882029

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	FORR	Common Stock	Options Exercise	$0	+5,040	+21%	$0.000000	28,731	01 Oct 2025	Direct	F1
transaction	FORR	Common Stock	Tax liability	$14,701	-1,479	-5.1%	$9.94	27,252	01 Oct 2025	Direct	F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	FORR	Restricted Stock Units	Options Exercise	$0	-5,040	-100%	$0.000000	0	01 Oct 2025	common stock	5,040	$0.000000	Direct	F3, F4

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents the conversion, upon vesting, of restricted stock units into common stock.
F2	Represents shares withheld by the Issuer to satisfy tax withholding obligations upon the vesting on October 1, 2025 of the restricted stock units awarded to the reporting person on October 1, 2021. The award includes a provision for the withholding of shares by the Issuer to satisfy withholding taxes due as a result of the vesting of the award.
F3	Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.
F4	On October 1, 2021, the reporting person was granted 20,161 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.