Pinterest Co-Founder & Director Benjamin Silbermann Files Form 144 to Sell 46,875 Shares

Executive Summary

On September 15, 2026, Benjamin Silbermann, Co-Founder, Director, and 10% Stockholder of Pinterest, Inc. ($PINS), submitted a Form 144 filing proposing the sale of 46,875 shares of Class A Common Stock. The proposed transaction has an estimated aggregate market value of approximately $900,925.00 (~$19.22 per share).

Transaction & Filing Details

• Security: Class A Common Stock
• Shares Proposed to Sell: 46,875
• Aggregate Market Value: $900,925.00
• Shares Outstanding: 492,198,008
• Broker: Charles Schwab & Co., Inc.
• Trading Plan: Executed pursuant to a Rule 10b5-1 trading plan adopted on February 27, 2026.
• Ownership Entity: The Benjamin and Divya Silbermann Family Trust.
• Origin of Securities: Acquired as Founders Shares on April 18, 2019.

Prior Sales Context (Past 3 Months)

The insider has engaged in regular, systematic sales of 46,875 shares per transaction under the established 10b5-1 plan across multiple dates in June, July, August, and September 2026.

Market Impact & Significance

The filing represents routine, pre-planned liquidation under a Rule 10b5-1 trading schedule and accounts for a negligible fraction of Pinterest's total shares outstanding. Trading significance is assessed as Low.