1stdibs.com, Inc. — Director's Dealing 2024

May 11, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: 1stdibs.com, Inc. (DIBS)
CIK: 0001600641
Period of Report: 2024-05-08

Reporting Person: Insight Holdings Group, LLC (N/A)
Reporting Person: Insight Venture Associates IX, L.P. (N/A)
Reporting Person: Insight Venture Associates IX, Ltd. (N/A)
Reporting Person: Insight Venture Partners (Cayman) IX, L.P. (N/A)
Reporting Person: Insight Venture Partners (Delaware) IX, L.P. (N/A)
Reporting Person: Insight Venture Partners IX (Co-Investors), L.P. (N/A)
Reporting Person: Insight Venture Partners IX, L.P. (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-05-08	Common Stock	S	10798	$5.865	Disposed	2505926	Indirect
2024-05-08	Common Stock	S	5366	$5.865	Disposed	1245131	Indirect
2024-05-08	Common Stock	S	1144	$5.865	Disposed	265502	Indirect
2024-05-08	Common Stock	S	216	$5.865	Disposed	50019	Indirect
2024-05-09	Common Stock	S	20134	$5.9865	Disposed	2485792	Indirect
2024-05-09	Common Stock	S	10004	$5.9865	Disposed	1235127	Indirect
2024-05-09	Common Stock	S	2133	$5.9865	Disposed	263369	Indirect
2024-05-09	Common Stock	S	402	$5.9865	Disposed	49617	Indirect
2024-05-10	Common Stock	S	6929	$6.0012	Disposed	2478863	Indirect
2024-05-10	Common Stock	S	3442	$6.0012	Disposed	1231685	Indirect
2024-05-10	Common Stock	S	734	$6.0012	Disposed	262635	Indirect
2024-05-10	Common Stock	S	138	$6.0012	Disposed	49479	Indirect

Footnotes

F1: See Exhibit 99.1

F2: See Exhibit 99.1

F3: See Exhibit 99.1

F4: See Exhibit 99.1

F5: See Exhibit 99.1

F6: See Exhibit 99.1

F7: See Exhibit 99.1