Riot Platforms COO Stephen Howell Donates 21,198 Shares to Charity

2 min read | August 14, 2026 03:12 PM PDT | By Aakashdeep

Riot Platforms COO Stephen Howell Donates 21,198 Shares to Charity

Key Highlights

Reporting individual: Stephen Mitchell Howell Jr., COO of Riot Platforms, Inc.
Date of transaction: August 12, 2026
Transaction type: Gift (transaction code G) of 21,198 common shares
Share price: $0 (charitable gift)
Recipient: Charitable donor advised fund as noted in the filing's footnote
Beneficial ownership post-transaction: 1,834,408 shares held directly

Riot Platforms COO Donates Shares to Charitable Donor Advised Fund

Per the Form 4 filed with the SEC, Stephen Mitchell Howell Jr. transferred 21,198 shares of Riot Platforms common stock on August 12, 2026 through a gift transaction marked with code "G," at no cost. The filing’s footnote clarifies that these shares were gifted to a charitable donor advised fund by the reporting person.

After this transaction, Howell’s direct beneficial ownership stands at 1,834,408 shares of Riot Platforms common stock. The filing reports no derivative securities transactions in Table II. The Form 4 was signed by Jamie Amentler as Attorney-in-Fact for Stephen Howell and dated August 14, 2026.

Transaction Details Disclosed

The filing details a single non-derivative transaction where Riot Platforms COO Stephen Mitchell Howell Jr. donated 21,198 shares of common stock to a charitable donor advised fund without monetary exchange, maintaining a direct beneficial ownership of 1,834,408 shares.

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