Riot Platforms
RIOT · NASDAQ
$13.77−$0.20 (−1.43%)TodayMarket closed ·
Prev close $13.97
Who owns RIOT
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 40.7% of RIOT’s shares.
- BlackRock Institutional Trust Company, N.A.7.1%
- Vanguard Portfolio Management, LLC5.7%
- Situational Awareness LP4.5%
- Fidelity Management & Research Company LLC4.5%
- Next 6 largest institutions18.9%
- All other shareholders59.3%
| Holder | Shares | % of shares |
|---|---|---|
| BlackRock Institutional Trust Company, N.A. | 26.96M | 7.13% |
| Vanguard Portfolio Management, LLC | 21.73M | 5.75% |
| Situational Awareness LP | 17.10M | 4.52% |
| Fidelity Management & Research Company LLC | 16.83M | 4.45% |
| Jane Street Capital, L.L.C. | 16.83M | 4.45% |
| Vanguard Capital Management, LLC | 15.15M | 4.01% |
| Yi (Soo Il Benjamin) | 10.64M | 2.81% |
| Starboard Value LP | 10.11M | 2.67% |
| State Street Investment Management (US) | 9.44M | 2.50% |
| Geode Capital Management, L.L.C. | 9.28M | 2.45% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Total Stock Market Index Fund | 10.84M | 2.87% |
| iShares Russell 2000 ETF | 9.22M | 2.44% |
| Vanguard Small-Cap Index Fund | 7.83M | 2.07% |
| Vanguard Information Technology Index Fund | 5.66M | 1.50% |
| Fidelity Select Software and IT Services Portfolio | 5.36M | 1.42% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $9.50M (9 trades) of RIOT on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Howell Stephen Mitchell Jr. | Gift | 21.20K | — |
| Werner Ryan D. | Sale | 2.50K | $58.85K |
| Werner Ryan D. | Sale | 9.80K | $223.68K |
| Werner Ryan D. | Sale | 35.43K | $778.75K |
| Howell Stephen Mitchell Jr. | Tax withholding | 153.16K | $3.09M |
| Werner Ryan D. | Tax withholding | 148.50K | $3.00M |
| Les Jason | Tax withholding | 2.90M | $58.43M |
| Werner Ryan D. | Sale | 7.60K | $166.58K |
| Werner Ryan D. | Sale | 10.23K | $217.12K |
| Mouton Douglas | Award | 8.35K | — |
Short interest
Settled Sep 30, 2026
- Shares short
- 48.22M
- Days to cover
- 2.81
- % of shares outstanding
- 12.75%
- Average daily volume
- 17.15M
- Change since last report
- −5.7%
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