Pinterest Co-Founder & Director Benjamin Silbermann Sells $1.88M in Class A Shares Under 10b5-1 Plan

Insider Transaction Overview

On September 8 and September 9, 2026, Benjamin Silbermann, Director, 10% Owner, and Co-Founder of Pinterest, Inc. ($PINS), executed a series of conversions and sales involving Class B and Class A common stock through the Benjamin and Divya Silbermann Family Trust.

Key Transaction Details

• Date(s): September 8, 2026 and September 9, 2026
• Nature of Transactions:
  • Converted 46,875 shares of Class B Common Stock into Class A Common Stock each day (total 93,750 shares).
  • Sold 46,875 Class A shares on Sept 8 at a weighted-average price of $20.0653 ($19.925 – $20.26 range).
  • Sold 46,875 Class A shares on Sept 9 at a weighted-average price of $20.0424 ($19.82 – $20.20 range).
• Total Shares Sold: 93,750 shares
• Total Gross Proceeds: ~$1,880,048.53
• Plan: Transactions were executed pursuant to a Rule 10b5-1 trading plan established on February 27, 2026.

Holdings & Retained Stake

Following these transactions, the reporting owner continues to retain substantial ownership in the issuer:

• Benjamin and Divya Silbermann Family Trust: 34,518,138 shares of Class B Common Stock.
• SFTC, LLC: 8,762,530 shares of Class B Common Stock.
• Direct Ownership: 1,174,715 shares of Class B Common Stock and 13,996 unvested Class A RSUs.

Context & Market Significance

This sale represents a routine transaction under a pre-established Rule 10b5-1 trading plan and constitutes a minor fraction of Mr. Silbermann's multi-million-share beneficial holding in Pinterest.