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
2025 Q1	–	Sell	-9,900	Closed	-$535K	–	4699
2024 Q4	$535K	Buy	+9,900	New	+$554K	﹤0.01%	3578
2023 Q4	–	Sell	-20,000	Closed	-$1.02M	–	4589
2023 Q3	$1.02M	Sell	20,000 -20,000	-50%	-$1.14M	﹤0.01%	3039
2023 Q2	$2.87M	Buy	+40,000	New	+$2.56M	﹤0.01%	2331
2021 Q3	–	Sell	-11,500	Closed	-$737K	–	5203
2021 Q2	$737K	Hold	11,500	–	–	﹤0.01%	3789
2021 Q1	$683K	Buy	+11,500	New	+$654K	﹤0.01%	3359
2013 Q3	–	Sell	-30,000	Closed	-$318K	–	4445
2013 Q2	$318K	Buy	+30,000	New	+$330K	﹤0.01%	3538

Other funds holding SIMO

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Reinhart Partners Mequon, Wisconsin $4.38B AUM 55.55% 1-Year Est. Return

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 Jersey City, New Jersey $30.6B AUM 57.44% 1-Year Est. Return

Lazard Asset Management New York $60.8B AUM 22.47% 1-Year Est. Return

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 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.