Starboard Value’s Riot Platforms RIOT Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$192M Buy
15,544,576
+2,800,000
+22% +$43M 4.2% 10
2025
Q4
$161M Buy
12,744,576
+3,926,576
+45% +$67.2M 3.06% 15
2025
Q3
$168M Buy
8,818,000
+4,141,100
+89% +$57.4M 3.16% 15
2025
Q2
$52.8M Sell
4,676,900
-8,023,100
-63% -$68.2M 0.92% 20
2025
Q1
$90.4M Sell
12,700,000
-4,035
-0% -$41.8K 1.64% 16
2024
Q4
$130M Buy
+12,704,035
New +$138M 2.35% 17

Other funds holding RIOT

Starboard Value's RIOT Position: Q1 2026 in Review

Starboard Value increased its Riot Platforms (RIOT) stake by 22% in Q1 2026, buying an estimated $43M and bringing the position to 15,544,576 shares worth $192M. The position accounts for 4.2% of the portfolio, ranked #10.

Starboard Value first reported a position in RIOT in Q4 2024 and has held it in 6 quarters since. 402 funds tracked by Wall St. Rank hold RIOT as of Q1 2026.

  • Starboard Value held 15,544,576 shares of Riot Platforms worth $192M as of Q1 2026.
  • Starboard Value bought 2,800,000 Riot Platforms shares in Q1 2026, an estimated $43M.
  • Riot Platforms made up 4.2% of Starboard Value's portfolio in Q1 2026, its #10 holding.
  • Starboard Value first reported a position in Riot Platforms in Q4 2024 and has held it in 6 quarters since.
  • 402 funds tracked by Wall St. Rank held Riot Platforms as of Q1 2026.

Based on Starboard Value's 13F filing for Q1 2026, filed 15 May 2026.