Riot Platforms, Inc.
RIOT- Exchange
- Nasdaq
- Industry
- Finance Services
- SEC CIK
- 0001167419
In the last 90 days, Riot Platforms, Inc. insiders filed 0 open-market purchases and 2 sales; 451 institutions reported holding it in 13F filings for Q2 2026, worth $8.66B in total; superinvestors Starboard Value and Duquesne Family Office hold it.
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsLast 90 days, $1.44M in total
- 2
- 13F holdersQ2 2026, +54 vs. previous quarter
- 451
- 13F valueReported value at the end of Q2 2026
- $8.66B
- Superinvestors holdingAt the end of Q2 2026
- 2
Price chart
Superinvestors holding RIOT, Q2 2026
2 superinvestors report holding Riot Platforms, Inc. on Form 13F. Percentages are the stock's share of each portfolio.
Starboard Value
Jeff Smith
6.1%
Riot Platforms, Inc.'s share of the portfolio
- Shares
- 10,114,576
- Value
- $276.9M
Duquesne Family Office
Stanley Druckenmiller
0.5%
Riot Platforms, Inc.'s share of the portfolio
- Shares
- 754,800
- Value
- $20.7M
Latest insider trades
Open-market purchases and sales by Riot Platforms, Inc. insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 7, 2026 (view filing)5:00 PM ET | Aug 5 | 2 days | Werner Ryan D.SVP, CAO | SSale | −47.7K | $22.23 | −$1.06M | −6.4%699.5K after | 3 lots10b5-1 |
| Jul 9, 2026 (view filing)4:30 PM ET | Jul 7 | 2 days | Werner Ryan D.SVP, CAO | SSale | −17.8K | $21.52 | −$383.7K | −2.0%895.7K after | 2 lots10b5-1 |
| Jun 24, 2026 (view filing) | Jun 22 | 2 days | Werner Ryan D.SVP, CAO | SSale | −25.4K | $30.00 | −$761.3K | −2.7%927.4K after | 10b5-1 |
| Jun 24, 2026 (view filing) | Jun 22 | 2 days | Les JasonCEO | SSale | −62.7K | $30.09 | −$1.89M | −4.7%1.26M after | 10b5-1 |
| May 29, 2026 (view filing) | May 27 | 2 days | Werner Ryan D.SVP, CAO | SSale | −37.6K | $26.50 | −$996.8K | −3.8%952.8K after | 10b5-1 |
| May 13, 2026 (view filing) | May 11 | 2 days | Les JasonCEO | SSale | −175.0K | $25.19 | −$4.41M | −11.7%1.33M after | 10b5-1 |
| Oct 10, 2025 (view filing) | Oct 10 | Same day | Werner Ryan D.SVP, CAO | SSale | −15.0K | $23.00 | −$344.6K | −1.8%822.8K after | 10b5-1 |
| Oct 10, 2025 (view filing) | Sep 10 | 30 days | Jackman William RichardEVP, GENERAL COUNSEL | SSale | −248.2K | $15.78 | −$3.92M | −9.9%2.26M after | Amended |
| Oct 3, 2025 (view filing) | Oct 3 | Same day | Les JasonCEO | SSale | −113.9K | $20.04 | −$2.28M | −12.9%769.9K after | 10b5-1 |
| Oct 1, 2025 (view filing) | Sep 29 | 2 days | Les JasonCEO | SSale | −12.8K | $20.00 | −$256.0K | −1.4%883.9K after | 10b5-1 |
Top 10 13F holders, Q2 2026
The largest institutional positions in Riot Platforms, Inc. at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 31,984,547 | $875.7M | 0.01% | +2,331,842+7.9% | Added |
| Vanguard Portfolio Management LLC | 21,725,129 | $594.8M | 0.03% | +39,470+0.2% | Added |
| FMR LLC | 19,645,295 | $537.9M | 0.02% | +4,630,670+30.8% | Added |
| Situational Awareness LP | 17,100,000 | $468.2M | 2.32% | +5,597,863+48.7% | Added |
| Jane Street Group, LLC | 16,826,113 | $460.7M | 0.29% | +9,440,160+127.8% | Added |
| Vanguard Capital Management LLC | 15,146,138 | $414.7M | 0.01% | +281,057+1.9% | Added |
| Geode Capital Management, LLC | 9,275,453 | $287.8M | 0.02% | +310,985+3.5% | Added |
| Starboard Value LPSuperinvestorStarboard Value | 10,114,576 | $276.9M | 6.12% | −5,430,000−34.9% | Reduced |
| State Street Corp | 9,438,485 | $258.4M | 0.01% | +248,755+2.7% | Added |
| Dimensional Fund Advisors LP | 6,987,744 | $191.3M | 0.03% | −28,707−0.4% | Reduced |