Stephen Mitchell Howell Jr.
Insider
First SEC filing: June 11, 2024 · Latest: June 11, 2024
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 12, 2026 | RIOT | G | 21,198 | · | · | 1,834,408 Direct | -1.14% | Disposed | (price as of 2026-10-05) |
| July 31, 2026 | RIOT | F | 153,162 | $20.17 | $3,089,278 | 1,855,606 Direct | -7.62% | Disposed | -4.2% (price as of 2026-10-05) |
| July 1, 2026 | RIOT | F | 21,966 | $23.96 | $526,305 | 2,008,768 Direct | -1.08% | Disposed | -19.4% (price as of 2026-10-05) |
| Jan. 1, 2026 | RIOT | F | 29,482 | $12.67 | $373,537 | 1,438,786 Direct | -2.01% | Disposed | 52.5% (price as of 2026-10-05) |
| Jan. 1, 2026 | RIOT | A | 197,316 | · | · | 1,636,102 Direct | +13.71% | Acquired | (price as of 2026-10-05) |
| Jan. 1, 2026 | RIOT | A | 394,632 | · | · | 2,030,734 Direct | +24.12% | Acquired | (price as of 2026-10-05) |
| July 1, 2025 | RIOT | F | 20,345 | $11.27 | $229,288 | 802,785 Direct | -2.47% | Disposed | 71.4% (price as of 2026-10-05) |
| July 1, 2025 | RIOT | F | 20,345 | $11.27 | $229,288 | 802,785 Direct | -2.47% | Disposed | 71.4% (price as of 2026-10-05) |
| July 1, 2025 | RIOT | A | 221,827 | · | · | 1,024,612 Direct | +27.63% | Acquired | (price as of 2026-10-05) |
| July 1, 2025 | RIOT | A | 443,656 | · | · | 1,468,268 Direct | +43.30% | Acquired | (price as of 2026-10-05) |
| July 1, 2024 | RIOT | F | 3,188 | $9.95 | $31,721 | 446,246 Direct | -0.71% | Disposed | 94.2% (price as of 2026-10-05) |
| July 1, 2024 | RIOT | A | 125,628 | · | · | 571,874 Direct | +28.15% | Acquired | (price as of 2026-10-05) |
| July 1, 2024 | RIOT | A | 251,256 | · | · | 823,130 Direct | +43.94% | Acquired | (price as of 2026-10-05) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Initial ownership (Form 3) 3 holdings
Securities held when first becoming an insider, per SEC Form 3.