AllianceBernstein
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AllianceBernstein’s Silicon Motion SIMO Stock Holding History

AllianceBernstein’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
-6,236
Closed -$578K – 3281
2025
Q4 		$578K Buy
+6,236
New +$572K ﹤0.01% 2586
2023
Q3 		– Sell
-173,516
Closed -$12.5M – 3200
2023
Q2 		$12.5M Sell
173,516
-45,321
-21% -$2.9M 0.01% 1025
2023
Q1 		$14.3M Sell
218,837
-19,122
-8% -$1.26M 0.01% 959
2022
Q4 		$15.5M Sell
237,959
-113,429
-32% -$6.96M 0.01% 910
2022
Q3 		$22.9M Sell
351,388
-61,255
-15% -$4.8M 0.01% 793
2022
Q2 		$34.5M Buy
+412,643
New +$34.8M 0.02% 677
2021
Q2 		– Sell
-36,780
Closed -$2.18M – 3401
2021
Q1 		$2.18M Buy
+36,780
New +$2.09M ﹤0.01% 2047
2018
Q4 		– Sell
-8,610
Closed -$462K – 3143
2018
Q3 		$462K Buy
8,610
+3,570
+71% +$198K ﹤0.01% 2655
2018
Q2 		$267K Buy
+5,040
New +$247K ﹤0.01% 2864
2017
Q1 		– Sell
-37,600
Closed -$1.6M – 3027
2016
Q4 		$1.6M Buy
37,600
+20,870
+125% +$953K ﹤0.01% 1994
2016
Q3 		$866K Buy
+16,730
New +$872K ﹤0.01% 2300

Other funds holding SIMO

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
RP
Reinhart Partners Mequon, Wisconsin $4.38B AUM 55.55% 1-Year Est. Return
Acadian Asset Management
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
Lord, Abbett & Co Jersey City, New Jersey $30.6B AUM 57.44% 1-Year Est. Return
Lazard Asset Management
Lazard Asset Management New York $60.8B AUM 22.47% 1-Year Est. Return
Robeco Institutional Asset Management
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
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

AllianceBernstein's SIMO Position: Q1 2026 in Review

AllianceBernstein sold out of Silicon Motion (SIMO) in Q1 2026, closing a stake of 6,236 shares — an estimated $578K sold.

AllianceBernstein first reported a position in SIMO in Q3 2016 and held it in 11 quarters. The position peaked at $34.5M in Q2 2022. 273 funds tracked by Wall St. Rank hold SIMO as of Q1 2026.

  • AllianceBernstein reported no remaining Silicon Motion position as of Q1 2026 after selling out during the quarter.
  • AllianceBernstein sold 6,236 Silicon Motion shares in Q1 2026, an estimated $578K.
  • AllianceBernstein first reported a position in Silicon Motion in Q3 2016 and held it in 11 quarters.
  • AllianceBernstein's Silicon Motion position peaked at $34.5M in Q2 2022.
  • 273 funds tracked by Wall St. Rank held Silicon Motion as of Q1 2026.

Based on AllianceBernstein's 13F filing for Q1 2026, filed 15 May 2026.