PCM
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Polymer Capital Management’s Riot Platforms RIOT Stock Holding History

Polymer Capital Management’s Portfolio RIOT Stock Details RIOT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$566K Sell
45,830
-43,976
-49% -$675K 0.06% 371
2025
Q4 		$1.14M Buy
+89,806
New +$1.54M 0.12% 225

Other funds holding RIOT

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
SV
Starboard Value New York $4.57B AUM 4.97% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
SA
Situational Awareness San Francisco, California $13.7B AUM 334.5% 1-Year Est. Return
Nomura Holdings
Nomura Holdings Tokyo, Japan $37.7B AUM 34.44% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return

Polymer Capital Management's RIOT Position: Q1 2026 in Review

Polymer Capital Management reduced its Riot Platforms (RIOT) stake by 49% in Q1 2026, selling an estimated $675K and leaving 45,830 shares worth $566K. The position accounts for 0.06% of the portfolio, ranked #371.

Polymer Capital Management first reported a position in RIOT in Q4 2025 and has held it in 2 quarters since. The position peaked at $1.14M in Q4 2025. 402 funds tracked by Wall St. Rank hold RIOT as of Q1 2026.

  • Polymer Capital Management held 45,830 shares of Riot Platforms worth $566K as of Q1 2026.
  • Polymer Capital Management sold 43,976 Riot Platforms shares in Q1 2026, an estimated $675K.
  • Riot Platforms made up 0.06% of Polymer Capital Management's portfolio in Q1 2026, its #371 holding.
  • Polymer Capital Management first reported a position in Riot Platforms in Q4 2025 and has held it in 2 quarters since.
  • Polymer Capital Management's Riot Platforms position peaked at $1.14M in Q4 2025.
  • 402 funds tracked by Wall St. Rank held Riot Platforms as of Q1 2026.

Based on Polymer Capital Management's 13F filing for Q1 2026, filed 14 May 2026.