Brown Brothers Harriman & Co’s Silicon Motion SIMO Stock Holding History

Brown Brothers Harriman & 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
2026 Q2	$3K	Hold	9	–	–	﹤0.01%	1675
2026 Q1	$1.01K	Sell	9 -76	-89%	-$9.22K	﹤0.01%	1739
2025 Q4	$7.88K	Sell	85 -185	-69%	-$17K	﹤0.01%	1396
2025 Q3	$25.6K	Buy	+270	New	+$21.5K	﹤0.01%	1123
2023 Q4	–	Sell	-100	Closed	-$5.13K	–	1259
2023 Q3	$5.13K	Hold	100	–	–	﹤0.01%	1023
2023 Q2	$7.19K	Buy	+100	New	+$6.39K	﹤0.01%	1010
2022 Q4	–	Sell	-205	Closed	-$13K	–	1474
2022 Q3	$13K	Hold	205	–	–	﹤0.01%	1092
2022 Q2	$17K	Buy	+205	New	+$17.3K	﹤0.01%	913
2020 Q1	–	Sell	-735	Closed	-$37K	–	1272
2019 Q4	$37K	Buy	+735	New	+$31.5K	﹤0.01%	716

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

Brown Brothers Harriman & Co's SIMO Position: Q2 2026 in Review

Brown Brothers Harriman & Co held its Silicon Motion (SIMO) position steady in Q2 2026 at 9 shares worth $3K. The position accounts for ﹤0.01% of the portfolio, ranked #1675.

Brown Brothers Harriman & Co first reported a position in SIMO in Q4 2019 and has held it in 9 quarters since. The position peaked at $37K in Q4 2019. 385 funds tracked by Wall St. Rank hold SIMO as of Q2 2026.

Brown Brothers Harriman & Co held 9 shares of Silicon Motion worth $3K as of Q2 2026.
Brown Brothers Harriman & Co left its Silicon Motion share count unchanged in Q2 2026.
Silicon Motion made up ﹤0.01% of Brown Brothers Harriman & Co's portfolio in Q2 2026, its #1675 holding.
Brown Brothers Harriman & Co first reported a position in Silicon Motion in Q4 2019 and has held it in 9 quarters since.
Brown Brothers Harriman & Co's Silicon Motion position peaked at $37K in Q4 2019.
385 funds tracked by Wall St. Rank held Silicon Motion as of Q2 2026.

Based on Brown Brothers Harriman & Co's 13F filing for Q2 2026, filed 12 Aug 2026.