D.E. Shaw & Co
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D.E. Shaw & Co’s Silicon Motion SIMO Stock Holding History

D.E. Shaw & Co’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
2021
Q3 		– Sell
-3,900
Closed -$250K – 5204
2021
Q2 		$250K Hold
3,900
– – ﹤0.01% 4356
2021
Q1 		$232K Buy
+3,900
New +$222K ﹤0.01% 3801
2015
Q1 		– Sell
-40,000
Closed -$946K – 3970
2014
Q4 		$946K Sell
40,000
-30,000
-43% -$720K ﹤0.01% 2867
2014
Q3 		$1.89M Buy
+70,000
New +$1.76M ﹤0.01% 2298

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 $81.4B AUM 40.71% 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

D.E. Shaw & Co's SIMO Position: Q1 2026 in Review

D.E. Shaw & Co sold out of Silicon Motion (SIMO) in Q1 2026, closing a stake of 102,038 shares — an estimated $9.46M sold.

D.E. Shaw & Co first reported a position in SIMO in Q2 2013 and held it in 39 quarters. The position peaked at $57.7M in Q2 2023. 273 funds tracked by Wall St. Rank hold SIMO as of Q1 2026.

  • D.E. Shaw & Co reported no remaining Silicon Motion position as of Q1 2026 after selling out during the quarter.
  • D.E. Shaw & Co sold 102,038 Silicon Motion shares in Q1 2026, an estimated $9.46M.
  • D.E. Shaw & Co first reported a position in Silicon Motion in Q2 2013 and held it in 39 quarters.
  • D.E. Shaw & Co's Silicon Motion position peaked at $57.7M in Q2 2023.
  • 273 funds tracked by Wall St. Rank held Silicon Motion as of Q1 2026.

Based on D.E. Shaw & Co's 13F filing for Q1 2026, filed 15 May 2026.