David Shaw’s Silicon Motion SIMO Stock Holding History

David Shaw’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 $2.3T AUM 54.33% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Alkeon Capital Management New York $74.1B AUM 71.18% 1-Year Est. Return

HRCM

Hawk Ridge Capital Management Los Angeles, California $3.12B AUM 53.42% 1-Year Est. Return

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

PCH

Polar Capital Holdings London, United Kingdom $42.4B AUM 181.11% 1-Year Est. Return

DCM

Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

WHCM

Wolf Hill Capital Management Greenwich, Connecticut $1.2B AUM 137.35% 1-Year Est. Return

David Shaw's SIMO Position: Q2 2026 in Review

David Shaw opened a new position in Silicon Motion (SIMO) in Q2 2026: 363,105 shares worth $121M. The stake represents 0.06% of the portfolio and ranks #381 among its holdings. This is a return to the name: David Shaw previously reported a position in SIMO as recently as Q4 2025.

David Shaw first reported a position in SIMO in Q2 2013 and has held it in 40 quarters since. 385 funds tracked by Wall St. Rank hold SIMO as of Q2 2026.

David Shaw held 363,105 shares of Silicon Motion worth $121M as of Q2 2026.
Silicon Motion was a new David Shaw position in Q2 2026.
Silicon Motion made up 0.06% of David Shaw's portfolio in Q2 2026, its #381 holding.
David Shaw first reported a position in Silicon Motion in Q2 2013 and has held it in 40 quarters since.
385 funds tracked by Wall St. Rank held Silicon Motion as of Q2 2026.

Based on D.E. Shaw & Co's 13F filing for Q2 2026, filed 14 Aug 2026.