William Blair Investment Management
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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 – 431
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

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