Simplex Trading
PRM icon

Simplex Trading’s Perimeter Solutions PRM Stock Holding History

Simplex Trading’s Portfolio PRM Stock Details PRM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$323K Buy
9,058
+7,086
+359% +$221K ﹤0.01% 4138
2026
Q1 		$48.2K Sell
1,972
-32,910
-94% -$840K ﹤0.01% 5922
2025
Q4 		$960K Buy
34,882
+8,401
+32% +$212K ﹤0.01% 2655
2025
Q3 		$592K Buy
+26,481
New +$502K ﹤0.01% 3617
2024
Q3 		– Sell
-45,293
Closed -$469K – 9332
2024
Q2 		$354K Sell
45,293
-11,521
-20% -$86.1K ﹤0.01% 4038
2024
Q1 		$421K Buy
56,814
+31,774
+127% +$171K ﹤0.01% 4016
2023
Q4 		$115K Buy
+25,040
New +$96.2K ﹤0.01% 5240
2023
Q3 		– Sell
-1,386
Closed -$7.73K – 9579
2023
Q2 		$8K Buy
1,386
+1,183
+583% +$7.92K ﹤0.01% 7604
2023
Q1 		$1K Sell
203
-1,451
-88% -$12.5K ﹤0.01% 8748
2022
Q4 		$15K Buy
1,654
+1,464
+771% +$12.9K ﹤0.01% 7160
2022
Q3 		$1K Buy
+190
New +$1.96K ﹤0.01% 9608

Other funds holding PRM

WPL
WINDACRE PARTNERSHIP LLC Houston, Texas $10.1B AUM 10.46% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
DDC
DF Dent & Co Baltimore, Maryland $5.27B AUM 7.89% 1-Year Est. Return

Simplex Trading's PRM Position: Q2 2026 in Review

Simplex Trading increased its Perimeter Solutions (PRM) stake by 359% in Q2 2026, buying an estimated $221K and bringing the position to 9,058 shares worth $323K. The position accounts for ﹤0.01% of the portfolio, ranked #4138.

Simplex Trading first reported a position in PRM in Q3 2022 and has held it in 11 quarters since. The position peaked at $960K in Q4 2025. 311 funds tracked by Wall St. Rank hold PRM as of Q2 2026.

  • Simplex Trading held 9,058 shares of Perimeter Solutions worth $323K as of Q2 2026.
  • Simplex Trading bought 7,086 Perimeter Solutions shares in Q2 2026, an estimated $221K.
  • Perimeter Solutions made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #4138 holding.
  • Simplex Trading first reported a position in Perimeter Solutions in Q3 2022 and has held it in 11 quarters since.
  • Simplex Trading's Perimeter Solutions position peaked at $960K in Q4 2025.
  • 311 funds tracked by Wall St. Rank held Perimeter Solutions as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.