Westfield Capital Management’s Monolithic Power Systems MPWR Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2023
Q1
Sell
-119,526
Closed -$42.3M 249
2022
Q4
$42.3M Buy
+119,526
New +$42.3M 0.33% 114
2019
Q1
Sell
-195,754
Closed -$22.8M 268
2018
Q4
$22.8M Buy
+195,754
New +$22.8M 0.19% 145
2018
Q3
Sell
-115,690
Closed -$15.5M 264
2018
Q2
$15.5M Buy
115,690
+9,256
+9% +$1.24M 0.12% 193
2018
Q1
$12.3M Sell
106,434
-62,908
-37% -$7.28M 0.1% 194
2017
Q4
$19M Sell
169,342
-91,870
-35% -$10.3M 0.15% 187
2017
Q3
$27.8M Buy
261,212
+1,325
+0.5% +$141K 0.21% 157
2017
Q2
$25.1M Sell
259,887
-32,144
-11% -$3.1M 0.21% 154
2017
Q1
$26.9M Sell
292,031
-63,246
-18% -$5.82M 0.23% 139
2016
Q4
$29.1M Sell
355,277
-276,168
-44% -$22.6M 0.26% 126
2016
Q3
$50.8M Sell
631,445
-69,993
-10% -$5.63M 0.41% 83
2016
Q2
$47.9M Buy
701,438
+362,821
+107% +$24.8M 0.4% 89
2016
Q1
$21.6M Sell
338,617
-64,830
-16% -$4.13M 0.16% 161
2015
Q4
$25.7M Sell
403,447
-124,845
-24% -$7.95M 0.17% 164
2015
Q3
$27M Sell
528,292
-19,510
-4% -$999K 0.19% 147
2015
Q2
$27.8M Buy
547,802
+18,877
+4% +$957K 0.17% 157
2015
Q1
$27.8M Buy
528,925
+277,164
+110% +$14.6M 0.16% 168
2014
Q4
$12.5M Buy
+251,761
New +$12.5M 0.07% 229
2013
Q3
Sell
-297,420
Closed -$7.17M 365
2013
Q2
$7.17M Buy
+297,420
New +$7.17M 0.05% 247