Riot Platforms, Inc.

RIOT·NASDAQ·$26.08Share Price as of 11/2·$10BMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/10/26 10-QQ1 ended 03/31/2604/30/26 10-KFY 202503/02/26 10-QQ3 ended 09/30/2510/30/25 10-QQ2 ended 06/30/2507/31/25

Disclosures

8-KCurrent report10/14/26 8-KCurrent report10/07/26 8-KCurrent report09/25/26 8-KCurrent report08/14/26 8-KCurrent report08/10/26

Prospectuses and Registrations

S-8Registration of securities for employees06/26/26 424B5Prospectus supplement12/31/25 424B7Prospectus04/24/25 424B7Prospectus12/20/24 S-3ASRAutomatic shelf registration08/09/24

Proxies

DEF 14ADefinitive proxy04/30/26 DEFA14AAdditional proxy materials04/30/26 DEF 14ADefinitive proxy04/17/25 DEFA14AAdditional proxy materials04/17/25 PRE 14APreliminary proxy04/07/25

Ownership

Form 4Insider transaction08/14/26 Form 4Insider transaction08/07/26 SC 13G/ABeneficial ownership (amended)08/06/26 Form 4Insider transaction08/04/26 Form 4Insider transaction08/04/26

Other

ARSAnnual report to shareholders04/30/26 ARSAnnual report to shareholders04/17/25 UPLOADLetter from the SEC01/17/25 CORRESPCorrespondence with the SEC01/13/25 UPLOADLetter from the SEC12/20/24