Howell Stephen Mitchell Jr.

COO

Officer

Latest Insider Transactions

7 transactions (past 365 days)

RIOT
COO
Tax Payment
-$373.5K
29,482 shares @ $12.67
Filed 2026-01-05Trade 2026-01-01
Riot Platforms, Inc.
RIOT
COO
Award
$0
197,316 shares @ $0.00
Filed 2026-01-05Trade 2026-01-01
Riot Platforms, Inc.
RIOT
COO
Award
$0
394,632 shares @ $0.00
Filed 2026-01-05Trade 2026-01-01
Riot Platforms, Inc.
RIOT
COO
Tax Payment
-$229.3K
20,345 shares @ $11.27
Filed 2025-10-10Trade 2025-07-01
Riot Platforms, Inc.
RIOT
COO
Award
$0
443,656 shares @ $0.00
Filed 2025-07-03Trade 2025-07-01
Riot Platforms, Inc.
RIOT
COO
Award
$0
221,827 shares @ $0.00
Filed 2025-07-03Trade 2025-07-01
Riot Platforms, Inc.
RIOT
COO
Tax Payment
-$229.3K
20,345 shares @ $11.27
Filed 2025-07-03Trade 2025-07-01
Riot Platforms, Inc.