Howell Stephen Mitchell Jr.
CIK: 0002025334•COO
Officer
Primary company: Riot Platforms, Inc. (RIOT)
Howell Stephen Mitchell Jr. is a corporate insider (COO) at Riot Platforms, Inc. (RIOT) filing SEC Form 4 transactions. 9 transactions. Source: SEC EDGAR.
Companies
Transaction History
Source: SEC EDGAR Form 4 insider transaction filings.
Company | Type | Shares | Price | Value | Shares After | Date | SEC |
|---|---|---|---|---|---|---|---|
| Gift | 21,198 | - | - | 1,834,408 | 8/12/2026 Filed: 8/12/2026 | Filing → | |
| Tax Payment | 153,162 | $20.17 | $3.09M | 1,855,606 | 7/31/2026 Filed: 7/31/2026 | Filing → | |
| Tax Payment | 20,345 | $11.27 | $229K | 802,785 | 7/1/2025 Filed: 10/10/2025 | Filing → | |
| Award | 443,656 | - | - | 1,468,268 | 7/1/2025 Filed: 7/3/2025 | Filing → | |
| Award | 221,827 | - | - | 1,024,612 | 7/1/2025 Filed: 7/3/2025 | Filing → | |
| Tax Payment | 20,345 | $11.27 | $229K | 802,785 | 7/1/2025 Filed: 7/3/2025 | Filing → | |
| Award | 251,256 | - | - | 823,130 | 7/1/2024 Filed: 7/3/2024 | Filing → | |
| Award | 125,628 | - | - | 571,874 | 7/1/2024 Filed: 7/3/2024 | Filing → | |
| Tax Payment | 3,188 | $9.95 | $32K | 446,246 | 7/1/2024 Filed: 7/3/2024 | Filing → |
Type
Gift
Shares
21,198
Price
-
Value
-
Type
Tax Payment
Shares
153,162
Price
$20.17
Value
$3.09M
Type
Tax Payment
Shares
20,345
Price
$11.27
Value
$229K
Type
Award
Shares
443,656
Price
-
Value
-
Type
Award
Shares
221,827
Price
-
Value
-
Type
Tax Payment
Shares
20,345
Price
$11.27
Value
$229K
Type
Award
Shares
251,256
Price
-
Value
-
Type
Award
Shares
125,628
Price
-
Value
-
Type
Tax Payment
Shares
3,188
Price
$9.95
Value
$32K
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