Transaction · 0001237860-26-000008

Rosenblatt David S

ROSENBLATT DAVID S, CEO, reported an open-market or private purchase at 1stdibs.com, Inc. involving 43755.000000 shares for an estimated $197356.93. Reported holdings after the transaction were 709057.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market buySEC transaction code PCEO
DIBS1stdibs.com, Inc.
Trade date
May 12, 2026
Filing date
May 13, 2026
View on SEC Insider profile
Disclosed value$197kShares × reported price
Shares traded43.7k$4.51 per share
Holdings after709kIndirect · By 2012 David Rosenblatt Family Trust dtd 11/30/2012
% of reported position traded6.58%This security and ownership context
How reported position traded is calculated

Shares purchased ÷ (holdings after − shares purchased). Estimated position before: 665,302 shares.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

DIBS price since this filing

Daily closing prices, with the filing date and available return windows
DIBS · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago1w ago1d ago
Returns since7d30d90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Buy
Code P
Identifier
0001237860-26-000008
Common Stock
Transaction date
May 12, 2026
Filed May 13, 2026, 12:03 PM · 1d delay
Shares
43,755 sh
$4.51 per share
Estimated value
$197k
Computed from shares × price
Holdings after
709,057 sh
Indirect · By 2012 David Rosenblatt Family Trust dtd 11/30/2012

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
CEO Buy Director Buy
Filing-only score

+28 points

Compact filing score computed from stored Form 4 facts. Version v1.

Strong filing signal

This filing has a high positive filing-only score. It may deserve closer research, but it is not an investment recommendation.

How this score is calculated
  • open_market_purchase+12 points

    transaction_code = P

    Code P is a discretionary open-market purchase.
  • ceo_buy+12 points

    is_officer + officer_title/role mentions CEO

    CEO open-market purchase.
  • timely_filing+4 points

    reporting_delay_days = 1

    Filing reported within two business days of the transaction.
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chief Executive Officer

Officer YesDirector Yes10% NoOther No
Footnotes & amended

No footnotes recorded.

Original filing · 0001237860-26-000008
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