William Blair Investment Management
SIMO icon

William Blair Investment Management’s Silicon Motion SIMO Stock Holding History

William Blair Investment 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
2018
Q4 		– Sell
-276,472
Closed -$14.8M – 430
2018
Q3 		$14.8M Sell
276,472
-388,926
-58% -$21.5M 0.05% 303
2018
Q2 		$35.2M Buy
665,398
+291,104
+78% +$14.3M 0.13% 175
2018
Q1 		$18M Sell
374,294
-108,313
-22% -$5.2M 0.07% 253
2017
Q4 		$25.6M Sell
482,607
-5,229
-1% -$265K 0.1% 213
2017
Q3 		$23.4M Sell
487,836
-460,026
-49% -$20.4M 0.08% 222
2017
Q2 		$45.7M Buy
947,862
+597,352
+170% +$29.6M 0.17% 154
2017
Q1 		$16.4M Sell
350,510
-184,230
-34% -$7.84M 0.06% 270
2016
Q4 		$22.7M Buy
534,740
+330,596
+162% +$15.1M 0.09% 208
2016
Q3 		$10.6M Sell
204,144
-51,910
-20% -$2.71M 0.04% 309
2016
Q2 		$12.2M Buy
256,054
+80,356
+46% +$3.37M 0.05% 273
2016
Q1 		$6.82M Buy
+175,698
New +$5.67M 0.03% 327

Other funds holding SIMO

Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
Lazard Asset Management
Lazard Asset Management New York $66.1B AUM 33.53% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
AIM
ARGA Investment Management Stamford, Connecticut $3.92B AUM 35.93% 1-Year Est. Return
CCMLC
Cardinal Capital Management LLC (Connecticut) Greenwich, Connecticut $365M AUM 18.32% 1-Year Est. Return
Ninety One (UK)
Ninety One (UK) London, United Kingdom $44.7B AUM 17.24% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return
YCM
Yiheng Capital Management San Francisco, California $291M AUM 19.43% 1-Year Est. Return
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

William Blair Investment Management's SIMO Position: Q4 2018 in Review

William Blair Investment Management sold out of Silicon Motion (SIMO) in Q4 2018, closing a stake of 276,472 shares — an estimated $14.8M sold.

William Blair Investment Management first reported a position in SIMO in Q1 2016 and held it in 11 quarters. The position peaked at $45.7M in Q2 2017. 146 funds tracked by Wall St. Rank hold SIMO as of Q4 2018.

  • William Blair Investment Management reported no remaining Silicon Motion position as of Q4 2018 after selling out during the quarter.
  • William Blair Investment Management sold 276,472 Silicon Motion shares in Q4 2018, an estimated $14.8M.
  • William Blair Investment Management first reported a position in Silicon Motion in Q1 2016 and held it in 11 quarters.
  • William Blair Investment Management's Silicon Motion position peaked at $45.7M in Q2 2017.
  • 146 funds tracked by Wall St. Rank held Silicon Motion as of Q4 2018.

Based on William Blair Investment Management's 13F filing for Q4 2018, filed 13 Feb 2019.