Two Sigma Investments
SIMO icon

Two Sigma Investments’s Silicon Motion SIMO Stock Holding History

Two Sigma Investments’s Portfolio SIMO Stock Details SIMO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$30.8M Sell
274,577
-105,260
-28% -$12.8M 0.02% 712
2025
Q4 		$35.2M Buy
379,837
+302,476
+391% +$27.8M 0.05% 470
2025
Q3 		$7.33M Buy
77,361
+57,015
+280% +$4.53M 0.01% 1169
2025
Q2 		$1.53M Sell
20,346
-70,678
-78% -$4.01M ﹤0.01% 2003
2025
Q1 		$4.6M Sell
91,024
-89,183
-49% -$4.82M 0.01% 1174
2024
Q4 		$9.74M Sell
180,207
-85,485
-32% -$4.79M 0.02% 763
2024
Q3 		$16.1M Sell
265,692
-12,905
-5% -$851K 0.04% 566
2024
Q2 		$22.6M Buy
278,597
+84,367
+43% +$6.59M 0.05% 420
2024
Q1 		$14.9M Buy
194,230
+104,523
+117% +$7.14M 0.04% 531
2023
Q4 		$5.5M Buy
89,707
+69,073
+335% +$3.95M 0.01% 943
2023
Q3 		$1.06M Sell
20,634
-55,508
-73% -$3.16M ﹤0.01% 1896
2023
Q2 		$5.47M Buy
76,142
+32
+0% +$2.05K 0.01% 885
2023
Q1 		$4.99M Buy
76,110
+36,010
+90% +$2.36M 0.01% 911
2022
Q4 		$2.61M Buy
40,100
+4,711
+13% +$289K 0.01% 1174
2022
Q3 		$2.31M Sell
35,389
-19,342
-35% -$1.52M 0.01% 1087
2022
Q2 		$4.58M Sell
54,731
-235,538
-81% -$19.8M 0.02% 816
2022
Q1 		$19.4M Sell
290,269
-177,843
-38% -$13.9M 0.06% 393
2021
Q4 		$44.5M Buy
468,112
+66,479
+17% +$5.01M 0.1% 257
2021
Q3 		$27.7M Buy
401,633
+8,868
+2% +$626K 0.06% 343
2021
Q2 		$25.2M Sell
392,765
-33,725
-8% -$2.22M 0.06% 414
2021
Q1 		$25.3M Buy
426,490
+133,527
+46% +$7.6M 0.07% 348
2020
Q4 		$14.1M Sell
292,963
-41,105
-12% -$1.68M 0.04% 477
2020
Q3 		$12.6M Buy
334,068
+178,649
+115% +$7.16M 0.04% 432
2020
Q2 		$7.58M Buy
155,419
+89,143
+135% +$3.95M 0.04% 481
2020
Q1 		$2.43M Sell
66,276
-18,399
-22% -$795K 0.02% 865
2019
Q4 		$4.29M Sell
84,675
-48,778
-37% -$2.09M 0.01% 1053
2019
Q3 		$4.72M Buy
133,453
+76,789
+136% +$2.78M 0.02% 896
2019
Q2 		$2.52M Sell
56,664
-17,671
-24% -$709K 0.01% 1292
2019
Q1 		$2.95M Buy
74,335
+40,203
+118% +$1.57M 0.01% 1221
2018
Q4 		$1.18M Sell
34,132
-3,700
-10% -$145K ﹤0.01% 1545
2018
Q3 		$2.03M Sell
37,832
-1,400
-4% -$77.5K 0.01% 1476
2018
Q2 		$2.08M Buy
39,232
+4,000
+11% +$196K 0.01% 1586
2018
Q1 		$1.7M Sell
35,232
-103,370
-75% -$4.96M 0.01% 1640
2017
Q4 		$7.34M Buy
+138,602
New +$7.02M 0.02% 725
2017
Q3 		– Sell
-79,521
Closed -$3.83M – 3145
2017
Q2 		$3.83M Sell
79,521
-50,757
-39% -$2.51M 0.01% 1004
2017
Q1 		$6.09M Buy
130,278
+11,701
+10% +$498K 0.02% 834
2016
Q4 		$5.04M Buy
118,577
+34,104
+40% +$1.56M 0.02% 845
2016
Q3 		$4.38M Buy
+84,473
New +$4.4M 0.02% 959
2015
Q2 		– Sell
-120,665
Closed -$3.24M – 3063
2015
Q1 		$3.24M Sell
120,665
-26,187
-18% -$715K 0.02% 922
2014
Q4 		$3.47M Sell
146,852
-171,430
-54% -$4.11M 0.02% 780
2014
Q3 		$8.57M Buy
318,282
+224,737
+240% +$5.65M 0.04% 480
2014
Q2 		$1.91M Sell
93,545
-86,690
-48% -$1.48M 0.01% 1039
2014
Q1 		$3.02M Sell
180,235
-18,982
-10% -$306K 0.02% 792
2013
Q4 		$2.82M Buy
199,217
+165,894
+498% +$2.26M 0.02% 854
2013
Q3 		$435K Buy
33,323
+10,473
+46% +$118K ﹤0.01% 1351
2013
Q2 		$242K Buy
+22,850
New +$252K ﹤0.01% 1710

Other funds holding SIMO

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
RP
Reinhart Partners Mequon, Wisconsin $4.38B AUM 55.55% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
HRCM
Hawk Ridge Capital Management Los Angeles, California $2.75B AUM 20.09% 1-Year Est. Return
Lord, Abbett & Co
Lord, Abbett & Co Jersey City, New Jersey $30.6B AUM 57.44% 1-Year Est. Return
Lazard Asset Management
Lazard Asset Management New York $60.8B AUM 22.47% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $70.2B AUM 29.99% 1-Year Est. Return
WHCM
Wolf Hill Capital Management Greenwich, Connecticut $1.03B AUM 80.44% 1-Year Est. Return
Man Group
Man Group London, United Kingdom $55.1B AUM 24.23% 1-Year Est. Return
ACM
Analog Century Management New York $2.09B AUM 186.85% 1-Year Est. Return

Two Sigma Investments's SIMO Position: Q1 2026 in Review

Two Sigma Investments reduced its Silicon Motion (SIMO) stake by 28% in Q1 2026, selling an estimated $12.8M and leaving 274,577 shares worth $30.8M. The position accounts for 0.02% of the portfolio, ranked #712.

Two Sigma Investments first reported a position in SIMO in Q2 2013 and has held it in 46 quarters since. The position peaked at $44.5M in Q4 2021. 273 funds tracked by Wall St. Rank hold SIMO as of Q1 2026.

  • Two Sigma Investments held 274,577 shares of Silicon Motion worth $30.8M as of Q1 2026.
  • Two Sigma Investments sold 105,260 Silicon Motion shares in Q1 2026, an estimated $12.8M.
  • Silicon Motion made up 0.02% of Two Sigma Investments's portfolio in Q1 2026, its #712 holding.
  • Two Sigma Investments first reported a position in Silicon Motion in Q2 2013 and has held it in 46 quarters since.
  • Two Sigma Investments's Silicon Motion position peaked at $44.5M in Q4 2021.
  • 273 funds tracked by Wall St. Rank held Silicon Motion as of Q1 2026.

Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.