Fox Run Management’s Silicon Motion SIMO Stock Holding History

Fox Run Management’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	–	Sell	-7,047	Closed	-$653K	–	1205
2025 Q4	$653K	Buy	+7,047	New	+$647K	0.1%	384
2024 Q3	–	Sell	-12,024	Closed	-$974K	–	1074
2024 Q2	$974K	Buy	12,024 +7,394	+160%	+$578K	0.18%	196
2024 Q1	$356K	Buy	+4,630	New	+$316K	0.08%	475
2021 Q4	–	Sell	-7,051	Closed	-$486K	–	683
2021 Q3	$486K	Buy	+7,051	New	+$498K	0.31%	86
2020 Q1	–	Sell	-5,515	Closed	-$280K	–	333
2019 Q4	$280K	Buy	+5,515	New	+$237K	0.23%	219
2018 Q4	–	Sell	-10,215	Closed	-$549K	–	701
2018 Q3	$549K	Buy	+10,215	New	+$566K	0.24%	144
2016 Q4	–	Sell	-5,500	Closed	-$285K	–	653
2016 Q3	$285K	Buy	+5,500	New	+$287K	0.17%	272
2016 Q1	–	Sell	-9,800	Closed	-$307K	–	535
2015 Q4	$307K	Buy	+9,800	New	+$307K	0.24%	155

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 $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 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

Fox Run Management's SIMO Position: Q1 2026 in Review

Fox Run Management sold out of Silicon Motion (SIMO) in Q1 2026, closing a stake of 7,047 shares — an estimated $653K sold.

Fox Run Management first reported a position in SIMO in Q4 2015 and held it in 8 quarters. The position peaked at $974K in Q2 2024. 273 funds tracked by Wall St. Rank hold SIMO as of Q1 2026.

Fox Run Management reported no remaining Silicon Motion position as of Q1 2026 after selling out during the quarter.
Fox Run Management sold 7,047 Silicon Motion shares in Q1 2026, an estimated $653K.
Fox Run Management first reported a position in Silicon Motion in Q4 2015 and held it in 8 quarters.
Fox Run Management's Silicon Motion position peaked at $974K in Q2 2024.
273 funds tracked by Wall St. Rank held Silicon Motion as of Q1 2026.

Based on Fox Run Management's 13F filing for Q1 2026, filed 12 May 2026.