Werner Ryan D. 4

What Happened Ryan D. Werner, SVP and CAO of Riot Platforms (RIOT), sold 25,375 shares in an open-market transaction on June 22, 2026. The weighted-average sale price was $30.00 per share, generating proceeds of approximately $761,250. This was a sale (not a purchase) and was executed under a pre-established Rule 10b5-1 trading plan.

Key Details

• Transaction date and price: June 22, 2026; weighted-average price $30.00 per share (individual trades ranged $30.00–$30.01).
• Shares sold: 25,375; Proceeds: ~$761,250.
• Transaction type/code: Sale (S) — reported as open market or private sale.
• Shares owned after transaction: Not disclosed on this Form 4.
• Footnotes: (1) Sale was effected pursuant to a Rule 10b5-1 plan adopted Dec 2, 2025. (2) Sales occurred in multiple transactions at $30.00–$30.01; the filer will provide trade-level details upon request.
• Timeliness: Filed June 24, 2026 for a June 22, 2026 trade — appears timely (filed within the two-business-day window).

Context A 10b5-1 plan indicates these trades were pre-arranged and scheduled, which can reduce the inference that the sale was based on nonpublic information. Sales by executives are common and may be for routine reasons (diversification, liquidity, taxes); a sale alone is not a definitive signal about company prospects.