Pertento Partners’s Silicon Motion SIMO Stock Holding History

Pertento Partners’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	$46.3M	Sell	412,536 -738,875	-64%	-$89.7M	3.39%	12
2025 Q4	$107M	Sell	1,151,411 -138,998	-11%	-$12.8M	10.02%	4
2025 Q3	$122M	Buy	1,290,409 +31,405	+2%	+$2.5M	14.19%	1
2025 Q2	$94.6M	Buy	1,259,004 +49,541	+4%	+$2.81M	8.47%	3
2025 Q1	$61.2M	Buy	1,209,463 +42,549	+4%	+$2.3M	6.4%	4
2024 Q4	$63.1M	Buy	1,166,914 +277,462	+31%	+$15.5M	5.34%	5
2024 Q3	$54M	Buy	889,452 +50,142	+6%	+$3.31M	5.95%	4
2024 Q2	$68M	Buy	839,310 +243,935	+41%	+$19.1M	6.87%	4
2024 Q1	$45.8M	Sell	595,375 -10,094	-2%	-$689K	8.48%	3
2023 Q4	$37.1M	Buy	605,469 +438,469	+263%	+$25.1M	6.22%	7
2023 Q3	$8.56M	Buy	+167,000	New	+$9.5M	1.55%	19

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

Pertento Partners's SIMO Position: Q1 2026 in Review

Pertento Partners reduced its Silicon Motion (SIMO) stake by 64% in Q1 2026, selling an estimated $89.7M and leaving 412,536 shares worth $46.3M. The position accounts for 3.39% of the portfolio, ranked #12.

Pertento Partners first reported a position in SIMO in Q3 2023 and has held it in 11 quarters since. The position peaked at $122M in Q3 2025. 273 funds tracked by Wall St. Rank hold SIMO as of Q1 2026.

Pertento Partners held 412,536 shares of Silicon Motion worth $46.3M as of Q1 2026.
Pertento Partners sold 738,875 Silicon Motion shares in Q1 2026, an estimated $89.7M.
Silicon Motion made up 3.39% of Pertento Partners's portfolio in Q1 2026, its #12 holding.
Pertento Partners first reported a position in Silicon Motion in Q3 2023 and has held it in 11 quarters since.
Pertento Partners's Silicon Motion position peaked at $122M in Q3 2025.
273 funds tracked by Wall St. Rank held Silicon Motion as of Q1 2026.

Based on Pertento Partners's 13F filing for Q1 2026, filed 14 May 2026.