David S. Rosenblatt

Insider Reports History

Location
New York, NY
Signature
/s/ Melanie Goins, Attorney-In-Fact for David S. Rosenblatt
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by David S. Rosenblatt:

Form 4 holding Chief Executive Officer, Director

1stdibs.com, Inc.

Security class
Common Stock
Shares / value
2,047,198
Estimated value
$11,259,589
Report date
12 May 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
$3,099,975
Report date
12 May 2026
Price
$4.35
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
500,000
Estimated value
$2,553,600
Report date
16 Mar 2026
Price
$3.36
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Chief Executive Officer, Director

1stdibs.com, Inc.

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

ETSY INC

Security class
Common Stock
Shares / value
1,299
Estimated value
$68,834
Report date
17 Jun 2025
Price
$52.99
Ownership
Direct
Form 4 holding Director

ETSY INC

Security class
Restricted Stock Units
Shares / value
4,733
Estimated value
$64,391
Report date
17 Jun 2025
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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