Simplex Trading
ARM icon

Simplex Trading’s Arm ARM Stock Holding History

Simplex Trading’s Portfolio ARM Stock Details ARM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$861K Sell
2,428
-29,037
-92% -$7.72M ﹤0.01% 2949
2026
Q1 		$4.76M Sell
31,465
-121,951
-79% -$14.8M ﹤0.01% 1146
2025
Q4 		$16.8M Buy
153,416
+126,380
+467% +$18.4M 0.01% 618
2025
Q3 		$3.83M Buy
+27,036
New +$3.94M ﹤0.01% 1710
2025
Q2 		– Sell
-252,824
Closed -$31.4M – 8568
2025
Q1 		$27M Buy
252,824
+67,022
+36% +$9.35M 0.02% 428
2024
Q4 		$22.9M Sell
185,802
-81,947
-31% -$11.6M 0.01% 569
2024
Q3 		$38.3M Buy
267,749
+122,552
+84% +$17.4M 0.02% 377
2024
Q2 		$23.8M Buy
+145,197
New +$18.1M 0.01% 545

Other funds holding ARM

Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
DZ Bank
DZ Bank Frankfurt Am Main, Germany $130B AUM 46.38% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return

Simplex Trading's ARM Position: Q2 2026 in Review

Simplex Trading reduced its Arm (ARM) stake by 92% in Q2 2026, selling an estimated $7.72M and leaving 2,428 shares worth $861K. The position accounts for ﹤0.01% of the portfolio, ranked #2949.

Simplex Trading first reported a position in ARM in Q2 2024 and has held it in 8 quarters since. The position peaked at $38.3M in Q3 2024. 956 funds tracked by Wall St. Rank hold ARM as of Q2 2026.

  • Simplex Trading held 2,428 shares of Arm worth $861K as of Q2 2026.
  • Simplex Trading sold 29,037 Arm shares in Q2 2026, an estimated $7.72M.
  • Arm made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #2949 holding.
  • Simplex Trading first reported a position in Arm in Q2 2024 and has held it in 8 quarters since.
  • Simplex Trading's Arm position peaked at $38.3M in Q3 2024.
  • 956 funds tracked by Wall St. Rank held Arm as of Q2 2026.

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