Ameriprise
SIMO icon

Ameriprise’s Silicon Motion SIMO Stock Holding History

Ameriprise’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
Q4 		– Sell
-19,800
Closed -$1.88M – 4204
2025
Q3 		$1.88M Buy
+19,800
New +$1.57M ﹤0.01% 3033
2024
Q4 		– Sell
-27,100
Closed -$1.65M – 4155
2024
Q3 		$1.65M Buy
+27,100
New +$1.79M ﹤0.01% 3003

Other funds holding SIMO

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Alkeon Capital Management
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
RP
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
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

Ameriprise's SIMO Position: Q2 2026 in Review

Ameriprise increased its Silicon Motion (SIMO) stake by 159% in Q2 2026, buying an estimated $14.6M and bringing the position to 102,519 shares worth $34.2M. The position accounts for 0.01% of the portfolio, ranked #1152.

Ameriprise first reported a position in SIMO in Q2 2013 and has held it in 40 quarters since. The position peaked at $48.3M in Q1 2018. 384 funds tracked by Wall St. Rank hold SIMO as of Q2 2026.

  • Ameriprise held 102,519 shares of Silicon Motion worth $34.2M as of Q2 2026.
  • Ameriprise bought 62,989 Silicon Motion shares in Q2 2026, an estimated $14.6M.
  • Silicon Motion made up 0.01% of Ameriprise's portfolio in Q2 2026, its #1152 holding.
  • Ameriprise first reported a position in Silicon Motion in Q2 2013 and has held it in 40 quarters since.
  • Ameriprise's Silicon Motion position peaked at $48.3M in Q1 2018.
  • 384 funds tracked by Wall St. Rank held Silicon Motion as of Q2 2026.

Based on Ameriprise's 13F filing for Q2 2026, filed 14 Aug 2026.