SEC ownership of 1stdibs.com, Inc.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001600641.

Comparable stake leader

Benchmark Capital Partners V L P

Disclosed value leader

Matt Cohler

Comparable rows

50/50

Latest evidence

08 Jun 2026

Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 2 signals
Latest 13D/G holder
Benchmark Capital Partners V L P
Latest parsed ownership date
08 Jun 2026
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0001600641
Issuer location
New York, NY

Ownership snapshot

Top shareholders of 1stdibs.com, Inc. (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
Benchmark Capital Partner...
Disclosed value leader
Matt Cohler
Comparable rows
50/50
Latest evidence
08 Jun 2026
13D/G 3/4/5 13F Lead comparable stake: 20% 13D/G row: Benchmark Capital Partners V L P Showing 1-8 of 50 holder rows.

Quick read

Benchmark Capital Partners V L P leads the comparable SEC ownership view at 20%.

50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Benchmark Capital Partners V L P's linked filing trail.
Comparable ownership Top 5
Benchmark Capital Partners V L P 20%
David S. Rosenblatt 9.8%
BECK MACK & OLIVER LLC 8.3%
Philotimo Fund, LP 5.3%
John A. Catsimatidis Jr. 5.1%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 50 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
Benchmark Capital Partners V L P
13D/G
Bruce W. Dunlevie
20%
$17,758,032
7,307,832 shares
$0 31 Dec 2024
David S. Rosenblatt
13D/G 3/4/5
Chief Executive Officer, Director
9.8%
$19,931,252
3,623,864 shares
+$485,810 31 Mar 2026
BECK MACK & OLIVER LLC
13D/G 13F
Company
8.3%
$8,018,954
3,299,981 shares
$0 01 Nov 2024
Philotimo Fund, LP
13D/G
Kanen Wealth Management LLC
5.3%
$11,601,438
1,936,801 shares
$0 02 Feb 2026
John A. Catsimatidis Jr.
13D/G
5.1%
$4,848,571
1,872,035 shares
$0 14 Nov 2025
Matt Cohler
3/4/5
Director
10%
$20,732,030
3,769,460 shares
08 Jun 2026
Thomas J. Etergino
3/4/5
Chief Financial Officer
0.9%
$2,434,410
333,420 shares
mixed-class rows
-$215,608 08 Jun 2026
Andrew George Robb
3/4/5
Director
0.31%
$635,492
115,544 shares
08 Jun 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Net insider flow leans to selling over the last 12 months. Net value: -$3,848,841.

Buys
$214,132
Insiders: 1
Sells
$4,062,973
Insiders: 3
Net
-$3,848,841
Shares: -776,482
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 47,500 Shares: 823,982
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 47,500 93 $214,132 $512 +$213,620
3-6 0 14,907 $0 $82,041 -$82,041
6-9 0 706,640 $0 $3,693,863 -$3,693,863
9-12 0 102,342 $0 $286,558 -$286,558

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-20 of 21 reporting-owner rows connected to 1stdibs.com, Inc.. Open a relationship link for the CIK-to-CIK filing trail.

Rows
21
Largest Forms 3/4/5 holder
Matt Cohler
Net 12M change
-$3,848,840
Latest report
08 Jun 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Matt Cohler Director $20,732,030 Median 08 Jun 2026
David S. Rosenblatt Chief Executive Officer, Director $18,286,009 -$3,456,072 -16% Mixed 08 Jun 2026
Thomas J. Etergino Chief Financial Officer $2,434,410 -$215,608 -8.1% Mixed 08 Jun 2026
Melanie F. Goins General Counsel and CPO $1,741,957 -$177,160 -9.2% Mixed 08 Jun 2026
Ross A. Paul Chief Technology Officer $1,649,517 Mixed 09 Jun 2023
Xiaodi T. Zhang Chief Product Officer $1,290,764 Mixed 15 Jun 2022
Nancy Hood Chief Marketing Officer $742,875 Mixed 09 Dec 2024
Everette Taylor Director $670,291 Mixed 08 Jun 2026
Paula Volent Director $635,492 Median 08 Jun 2026
Lori A. Hickok Director $635,492 Median 08 Jun 2026
Brian Schipper Director $635,492 Median 08 Jun 2026
Andrew George Robb Director $635,492 Median 08 Jun 2026
Tu Nguyen Chief Financial Officer $560,594 Mixed 28 Jun 2021
Ryan Beauchamp Chief Product Officer $489,273 Mixed 10 Mar 2025
Matthew Rubinger Chief Commercial Officer $460,747 Mixed 18 Mar 2025
Benchmark Capital Management Co. V, L.L.C. 10%+ Owner $433,930 Mixed 14 Jun 2021
Steven M. Spurlock 10%+ Owner $433,930 Mixed 14 Jun 2021
Alison K. Lipman Chief People Officer $431,795 Mixed 10 Jun 2024
Carol Lattouf SVP Operations $382,904 Mixed 09 Jun 2023
Sarah Liebel Chief Revenue Officer $126,057 Mixed 05 Jan 2022

Recent insider transactions for 1stdibs.com, Inc.

Showing up to 300 recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % SEC-reported value SEC-reported price Shares Shares owned Date Ownership
Paula Volent DIBS Common Stock Options Exercise 54.8% 40,926 115,544 08 Jun 2026 Direct
Paula Volent DIBS Restricted Stock Units Options Exercise -100% -40,926 0 08 Jun 2026 Direct
Everette Taylor DIBS Common Stock Options Exercise 63.6% 40,926 105,270 08 Jun 2026 Direct
Everette Taylor DIBS Restricted Stock Units Options Exercise -100% -40,926 0 08 Jun 2026 Direct
Brian Schipper DIBS Common Stock Options Exercise 54.8% 40,926 115,544 08 Jun 2026 Direct
Brian Schipper DIBS Restricted Stock Units Options Exercise -100% -40,926 0 08 Jun 2026 Direct
Andrew George Robb DIBS Common Stock Options Exercise 54.8% 40,926 115,544 08 Jun 2026 Direct
Andrew George Robb DIBS Restricted Stock Units Options Exercise -100% -40,926 0 08 Jun 2026 Direct
Lori A. Hickok DIBS Common Stock Options Exercise 54.8% 40,926 115,544 08 Jun 2026 Direct
Lori A. Hickok DIBS Restricted Stock Units Options Exercise -100% -40,926 0 08 Jun 2026 Direct
Matt Cohler DIBS Common Stock Options Exercise 54.8% 40,926 115,544 08 Jun 2026 Direct
Matt Cohler DIBS Restricted Stock Units Options Exercise -100% -40,926 0 08 Jun 2026 Direct
Melanie F. Goins DIBS Common Stock Tax liability -3.56% -8,970 243,105 08 Jun 2026 Direct
Melanie F. Goins DIBS Common Stock Options Exercise 13.8% 30,557 252,075 08 Jun 2026 Direct
Melanie F. Goins DIBS Restricted Stock Units Options Exercise -53.1% -30,557 26,970 08 Jun 2026 Direct
Thomas J. Etergino DIBS Common Stock Tax liability -5.23% -18,400 333,420 08 Jun 2026 Direct
Thomas J. Etergino DIBS Common Stock Options Exercise 17% 51,035 351,820 08 Jun 2026 Direct
Thomas J. Etergino DIBS Restricted Stock Units Options Exercise -100% -51,035 0 08 Jun 2026 Direct
David S. Rosenblatt DIBS Common Stock Tax liability -4.33% -96,228 2,125,136 08 Jun 2026 Direct
David S. Rosenblatt DIBS Common Stock Options Exercise 8.51% 174,166 2,221,364 08 Jun 2026 Direct
David S. Rosenblatt DIBS Restricted Stock Units Options Exercise -60.8% -174,166 112,500 08 Jun 2026 Direct
David S. Rosenblatt DIBS Common Stock Purchase 7.14% $214,132 $4.51 47,500 712,802 12 May 2026 By 2012 David Rosenblatt Family Trust dtd 11/30/2012
Matt Cohler DIBS Restricted Stock Units Award 26,798 26,798 08 May 2026 Direct
Paula Volent DIBS Restricted Stock Units Award 26,798 26,798 08 May 2026 Direct
Lori A. Hickok DIBS Restricted Stock Units Award 26,798 26,798 08 May 2026 Direct
Everette Taylor DIBS Restricted Stock Units Award 26,798 26,798 08 May 2026 Direct
Brian Schipper DIBS Restricted Stock Units Award 26,798 26,798 08 May 2026 Direct
Andrew George Robb DIBS Restricted Stock Units Award 26,798 26,798 08 May 2026 Direct
Melanie F. Goins DIBS Common Stock Sale -0.01% $132 $5.52 -24 221,518 17 Mar 2026 Direct
Melanie F. Goins DIBS Common Stock Sale -0.03% $380 $5.50 -69 221,542 16 Mar 2026 Direct
David S. Rosenblatt DIBS Restricted Stock Units Award 500,000 500,000 16 Mar 2026 Direct
Thomas J. Etergino DIBS Restricted Stock Units Award 145,500 145,500 13 Mar 2026 Direct
Melanie F. Goins DIBS Common Stock Sale $38.5 $5.50 -7 221,611 13 Mar 2026 Direct
Melanie F. Goins DIBS Restricted Stock Units Award 138,300 138,300 13 Mar 2026 Direct
Melanie F. Goins DIBS Common Stock Sale -0.02% $198 $5.50 -36 221,618 11 Mar 2026 Direct
Melanie F. Goins DIBS Common Stock Sale -1.17% $14,440 $5.52 -2,616 221,654 10 Mar 2026 Direct
Everette Taylor DIBS Common Stock Options Exercise 23.1% 12,077 64,344 09 Mar 2026 Direct
Everette Taylor DIBS Restricted Stock Units Options Exercise -50% -12,077 12,078 09 Mar 2026 Direct
Melanie F. Goins DIBS Common Stock Sale -5.18% $67,364 $5.50 -12,248 224,270 09 Mar 2026 Direct
Melanie F. Goins DIBS Common Stock Tax liability -3.96% -9,745 236,518 09 Mar 2026 Direct
Melanie F. Goins DIBS Common Stock Options Exercise 15.6% 33,195 246,263 09 Mar 2026 Direct
Melanie F. Goins DIBS Restricted Stock Units Options Exercise -100% -33,195 0 09 Mar 2026 Direct
Thomas J. Etergino DIBS Common Stock Tax liability -5.97% -19,113 300,785 09 Mar 2026 Direct
Thomas J. Etergino DIBS Common Stock Options Exercise 19.9% 53,013 319,898 09 Mar 2026 Direct
Thomas J. Etergino DIBS Restricted Stock Units Options Exercise -100% -53,013 0 09 Mar 2026 Direct
David S. Rosenblatt DIBS Common Stock Tax liability -2.94% -62,088 2,047,198 09 Mar 2026 Direct
David S. Rosenblatt DIBS Common Stock Options Exercise 6.7% 132,500 2,109,286 09 Mar 2026 Direct
David S. Rosenblatt DIBS Restricted Stock Units Options Exercise -46.9% -132,500 150,000 09 Mar 2026 Direct
Thomas J. Etergino DIBS Common Stock Sale -9.21% $161,313 $5.96 -27,066 266,885 08 Dec 2025 Direct
Thomas J. Etergino DIBS Common Stock Options Exercise 22% 53,014 293,951 08 Dec 2025 Direct
* marks a reported price that did not pass the local price check.
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