Who
Stephen Mitchell Howell Jr.
COO
Company insider
Files Form 4 as: COO, Riot Platforms.
In numbers
- Trades disclosed
- 19
- Buys
- 0
- Sells
- 0
- Bought
- $0
- Sold
- $0
- Companies
- 1
- Companies where not an officer
- 0
- First trade
- 1 Jul 2024
- Last trade
- 12 Aug 2026
- Last filed
- 14 Aug 2026
Companies traded
Activity over time
Not enough dated trades to draw.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 12 Aug 2026filed 14 Aug 2026 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code G | —21,198 at $0.00 | filing |
| 12 Aug 2026filed 14 Aug 2026 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code G | —21,198 at $0.00 | filing |
| 31 Jul 2026filed 4 Aug 2026 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code F | $3.1M153,162 at $20.17 | filing |
| 31 Jul 2026filed 4 Aug 2026 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code F | $3.1M153,162 at $20.17 | filing |
| 1 Jul 2026filed 6 Jul 2026 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code F | $526K21,966 at $23.96 | filing |
| 1 Jul 2026filed 6 Jul 2026 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code F | $526K21,966 at $23.96 | filing |
| 1 Jan 2026filed 5 Jan 2026 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code F | $374K29,482 at $12.67 | filing |
| 1 Jan 2026filed 5 Jan 2026 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code A | —197,316 at $0.00 | filing |
| 1 Jan 2026filed 5 Jan 2026 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code A | —394,632 at $0.00 | filing |
| 1 Jan 2026filed 5 Jan 2026 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code F | $374K29,482 at $12.67 | filing |
| 1 Jan 2026filed 5 Jan 2026 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code A | —197,316 at $0.00 | filing |
| 1 Jan 2026filed 5 Jan 2026 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code A | —394,632 at $0.00 | filing |
| 1 Jul 2025filed 10 Oct 2025 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code F | $229K20,345 at $11.27 | filing |
| 1 Jul 2025filed 3 Jul 2025 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code F | $229K20,345 at $11.27 | filing |
| 1 Jul 2025filed 3 Jul 2025 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code A | —221,827 at $0.00 | filing |
| 1 Jul 2025filed 3 Jul 2025 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code A | —443,656 at $0.00 | filing |
| 1 Jul 2024filed 3 Jul 2024 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code F | $32K3,188 at $9.95 | filing |
| 1 Jul 2024filed 3 Jul 2024 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code A | —125,628 at $0.00 | filing |
| 1 Jul 2024filed 3 Jul 2024 | RIOT Riot PlatformsCrypto miners & infra | SEC FORM 4 Code A | —251,256 at $0.00 | filing |
News
No headline names them, or the companies they trade most, lately.
Sectors
No trade we could place in a sector.