Matthew Rubinger's Restricted Stock Vesting and Sale Plan

Matthew Rubinger, an officer of 1stdibs.com, Inc., has filed a Form 144 indicating the sale of 14,417 shares of common stock. The shares are part of restricted stock vesting transactions that occurred on June 8, 2025, and September 8, 2025, involving 6,285 and 8,132 shares respectively. The aggregate market value of the shares to be sold is approximately $43,637.53. The sale is planned to occur around October 23, 2025, through Fidelity Brokerage Services LLC. The filing also confirms that there have been no other securities sold in the past three months.