Simplex Trading
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Simplex Trading’s Prairie Operating Co PROP Stock Holding History

Simplex Trading’s Portfolio PROP Stock Details PROP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$77.1K Buy
38,000
+4,600
+14% +$8.31K ﹤0.01% 5381
2025
Q4 		$56.4K Sell
33,400
-262,400
-89% -$477K ﹤0.01% 5549
2025
Q3 		$587K Buy
295,800
+67,100
+29% +$191K ﹤0.01% 3629
2025
Q2 		$684K Buy
+228,700
New +$916K ﹤0.01% 3183

Other funds holding PROP

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Hudson Bay Capital Management
Hudson Bay Capital Management Stamford, Connecticut $29B AUM 30.2% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
AAP
Arax Advisory Partners Denver, Colorado $3.54B AUM 19.14% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
CM
CastleKnight Management New York $6B AUM 121.87% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Simplex Trading's PROP Position: Q1 2026 in Review

Simplex Trading increased its Prairie Operating Co (PROP) stake by 44,192% in Q1 2026, buying an estimated $548K and bringing the position to 304,286 shares worth $618K. The position accounts for ﹤0.01% of the portfolio, ranked #3030.

Simplex Trading first reported a position in PROP in Q1 2025 and has held it in 4 quarters since. 118 funds tracked by Wall St. Rank hold PROP as of Q1 2026.

  • Simplex Trading held 304,286 shares of Prairie Operating Co worth $618K as of Q1 2026.
  • Simplex Trading bought 303,599 Prairie Operating Co shares in Q1 2026, an estimated $548K.
  • Prairie Operating Co made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #3030 holding.
  • Simplex Trading first reported a position in Prairie Operating Co in Q1 2025 and has held it in 4 quarters since.
  • 118 funds tracked by Wall St. Rank held Prairie Operating Co as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.