David S. Rosenblatt

Insider Reports History

Identity Names, identifiers, and filing context for this profile. 1 identity field
Reporting-owner location
New York, NY
SEC source record Original filing metadata and source links for verification. 1 source field
Latest reporting-owner signature
/s/ Kendall Handler as Attorney-In-Fact for David Rosenblatt
Source: Latest parsed Forms 3/4/5 signature
Source evidence Original filing metadata and source links for verification. 1 source field
Transaction source note
Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for David S. Rosenblatt

Form 4 holding Chief Executive Officer, Director

1stdibs.com, Inc.

Security class
Common Stock
Shares / value
2,125,136
Estimated value
$11,688,248
Report date
08 Jun 2026
Price
$5.50
Ownership
Direct
Form 4 holding Chief Executive Officer, Director

1stdibs.com, Inc.

Security class
Common Stock
Shares / value
712,802
Estimated value
$3,920,411
Report date
08 Jun 2026
Price
$5.50
Ownership
By 2012 David Rosenblatt Family Trust dtd 11/30/2012
Form 4 holding Chief Executive Officer, Director

1stdibs.com, Inc.

Security class
Restricted Stock Units
Shares / value
112,500
Estimated value
$2,553,600
Report date
08 Jun 2026
Price
$3.36
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Director

ETSY INC

Security class
Common Stock
Shares / value
6,032
Estimated value
$301,479
Report date
09 Jun 2026
Price
$49.98
Ownership
Direct
Form 4 holding Chief Executive Officer, Director

1stdibs.com, Inc.

Security class
Common Stock
Shares / value
22,500
Estimated value
$123,750
Report date
08 Jun 2026
Price
$5.50
Ownership
By 2024 Laura Thalheimer Rosenblatt Family Trust effective 4/1/2024
Form 4 holding Director

ETSY INC

Security class
Restricted Stock Units
Shares / value
3,921
Estimated value
$64,391
Report date
09 Jun 2026
Price
$49.57
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Chief Executive Officer, Director

1stdibs.com, Inc.

Security class
Employee Stock Option (right to buy)
Shares / value
0
Estimated value
Report date
24 Nov 2025
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Director

TWITTER, INC.

Security class
Common Stock
Shares / value
0
Estimated value
Report date
27 Oct 2022
Price
$54.20
Ownership
Indirect

Insider Reports Filed by David S. Rosenblatt

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