Melanie F. Goins - 10 Mar 2025 Form 4 Insider Report for 1stdibs.com, Inc. (DIBS)

Role: General Counsel
Signature: /s/ Melanie Goins
Issuer symbol: DIBS
Transactions as of: 10 Mar 2025
Net transactions value: -$25,472
Form type: 4
Filing time: 12 Mar 2025, 20:20:22 UTC
Previous filing: 11 Dec 2024
Next filing: 17 Mar 2025
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	DIBS	Common Stock	Options Exercise		+5,332	+4.2%		131,365	10 Mar 2025	Direct	F1
transaction	DIBS	Common Stock	Options Exercise		+2,666	+2%		134,031	10 Mar 2025	Direct	F1
transaction	DIBS	Common Stock	Options Exercise		+8,832	+6.6%		142,863	10 Mar 2025	Direct	F1
transaction	DIBS	Common Stock	Options Exercise		+8,990	+6.3%		151,853	10 Mar 2025	Direct	F1
transaction	DIBS	Common Stock	Tax liability	$25,472	-7,581	-5%	$3.36	144,272	10 Mar 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	DIBS	Restricted Stock Units	Options Exercise	$0	-5,332	-20%	$0.000000	21,325	10 Mar 2025	Common Stock	5,332		Direct	F1, F3
transaction	DIBS	Restricted Stock Units	Options Exercise	$0	-2,666	-100%	$0.000000	0	10 Mar 2025	Common Stock	2,666		Direct	F1, F4
transaction	DIBS	Restricted Stock Units	Options Exercise	$0	-8,832	-20%	$0.000000	35,325	10 Mar 2025	Common Stock	8,832		Direct	F1, F5
transaction	DIBS	Restricted Stock Units	Options Exercise	$0	-8,990	-11%	$0.000000	71,920	10 Mar 2025	Common Stock	8,990		Direct	F1, F6

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

Explanation of Responses:

Id	Content
F1	Each restricted stock unit represents a contingent right to receive one share of Issuer common stock.
F2	These shares were retained by 1stdibs, Inc. ("1stdibs") via settlement on a net withholding basis in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of restricted stock units ("RSUs") granted to the reporting person on March 15, 2022, March 14, 2023, and March 15, 2024. None of these shares were sold in an open market transaction.
F3	The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.
F4	Fifty percent (50%) of the initial number of restricted stock units granted shall vest in 4 equal quarterly installments starting on June 8, 2022, provided the Reporting Person continues to have a service relationship with the Issuer at such time. Thereafter, fifty percent (50%) of the initial number of restricted stock units granted shall vest in 8 equal quarterly installments starting on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.
F5	The initial number of restricted stock units granted shall vest in 12 equal quarterly installments starting on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.
F6	The initial number of restricted stock units granted shall vest in 12 equal quarterly installments starting on June 8, 2024, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date.