BlackRock Reports 8.8% Passive Stake in Pinterest

Summary of Schedule 13G/A Filing: Pinterest, Inc. by BlackRock, Inc.

Overview

On October 27, 2026, BlackRock, Inc. filed Amendment No. 5 to Schedule 13G with the SEC, disclosing an updated beneficial ownership stake in Pinterest, Inc. (PINS) as of September 30, 2026.

Key Ownership Statistics

• Security Class: Class A Common Stock (CUSIP: 72352L106)
• Aggregate Shares Beneficially Owned: 43,146,205 shares
• Ownership Percentage: 8.8% of outstanding Class A common stock
• Sole Voting Power: 41,455,755 shares
• Shared Voting Power: 0 shares
• Sole Dispositive Power: 43,146,205 shares
• Shared Dispositive Power: 0 shares

Nature of Ownership

• Filer Classification: Parent Holding Company / Investment Adviser (Rule 13d-1(b))
• Certification: The securities were acquired and are held in the ordinary course of business and not with the purpose or effect of changing or influencing the control of the issuer.
• Subsidiary Ownership: Exhibit 99 identifies multiple operating subsidiaries holding the shares, noting that BlackRock Fund Advisors beneficially owns 5% or greater of the outstanding shares of the class.

Market Significance

This filing represents a routine, passive ownership adjustment by an institutional asset manager. Given the passive nature of Schedule 13G filings and BlackRock's diversified fund management activities, this transaction carries low trading significance for control or activist dynamics.