Whittier Trust’s Monolithic Power Systems MPWR Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$49.6M Sell
42,010
-2,242
-5% -$2.45M 0.56% 44
2025
Q4
$44.5M Buy
44,252
+51
+0.1% +$49.1K 0.48% 45
2025
Q3
$40.6M Buy
44,201
+678
+2% +$550K 0.46% 48
2025
Q2
$31.8M Buy
43,523
+1,037
+2% +$661K 0.38% 57
2025
Q1
$24.6M Buy
42,486
+954
+2% +$601K 0.34% 68
2024
Q4
$24.6M Buy
41,532
+1,242
+3% +$899K 0.32% 68
2024
Q3
$37.2M Buy
40,290
+1,406
+4% +$1.21M 0.5% 46
2024
Q2
$31.9M Buy
38,884
+1,793
+5% +$1.29M 0.45% 50
2024
Q1
$25.1M Buy
37,091
+1,271
+4% +$849K 0.37% 67
2023
Q4
$22.6M Sell
35,820
-2,967
-8% -$1.55M 0.37% 69
2023
Q3
$17.9M Buy
38,787
+846
+2% +$433K 0.32% 72
2023
Q2
$20.5M Sell
37,941
-4,658
-11% -$2.21M 0.36% 71
2023
Q1
$21.3M Buy
42,599
+3,507
+9% +$1.61M 0.39% 67
2022
Q4
$13.8M Sell
39,092
-9,609
-20% -$3.45M 0.27% 87
2022
Q3
$17.7M Buy
48,701
+1,991
+4% +$886K 0.37% 68
2022
Q2
$17.9M Buy
46,710
+506
+1% +$214K 0.36% 67
2022
Q1
$22.4M Buy
46,204
+1,881
+4% +$820K 0.38% 66
2021
Q4
$21.9M Sell
44,323
-5,084
-10% -$2.62M 0.36% 75
2021
Q3
$23.9M Sell
49,407
-525
-1% -$239K 0.44% 57
2021
Q2
$18.6M Buy
49,932
+2,806
+6% +$988K 0.33% 74
2021
Q1
$16.6M Buy
47,126
+3,243
+7% +$1.18M 0.32% 79
2020
Q4
$16.1M Sell
43,883
-13,500
-24% -$4.33M 0.34% 76
2020
Q3
$16M Buy
57,383
+519
+0.9% +$135K 0.38% 65
2020
Q2
$13.5M Sell
56,864
-885
-2% -$179K 0.37% 69
2020
Q1
$9.67M Buy
57,749
+2,931
+5% +$502K 0.32% 74
2019
Q4
$9.76M Buy
54,818
+1,269
+2% +$203K 0.26% 98
2019
Q3
$8.33M Buy
53,549
+561
+1% +$83.9K 0.24% 104
2019
Q2
$7.2M Buy
52,988
+2,198
+4% +$299K 0.21% 114
2019
Q1
$6.88M Buy
50,790
+2,627
+5% +$345K 0.21% 117
2018
Q4
$5.6M Buy
48,163
+2,684
+6% +$321K 0.19% 121
2018
Q3
$5.71M Buy
45,479
+187
+0.4% +$26.1K 0.18% 133
2018
Q2
$6.05M Buy
45,292
+2,690
+6% +$343K 0.2% 125
2018
Q1
$4.93M Buy
42,602
+583
+1% +$69.1K 0.17% 137
2017
Q4
$4.72M Buy
42,019
+757
+2% +$87.9K 0.16% 138
2017
Q3
$4.4M Buy
41,262
+584
+1% +$59.3K 0.16% 145
2017
Q2
$3.92M Buy
40,678
+1,132
+3% +$108K 0.15% 149
2017
Q1
$3.64M Buy
39,546
+1,800
+5% +$159K 0.15% 154
2016
Q4
$3.09M Buy
37,746
+208
+0.6% +$16.7K 0.13% 159
2016
Q3
$3.02M Buy
37,538
+77
+0.2% +$5.69K 0.13% 161
2016
Q2
$2.56M Buy
37,461
+453
+1% +$29.7K 0.11% 173
2016
Q1
$2.35M Hold
37,008
0.1% 179
2015
Q4
$2.36M Sell
37,008
-6,522
-15% -$405K 0.11% 180
2015
Q3
$2.23M Hold
43,530
0.11% 183
2015
Q2
$2.21M Hold
43,530
0.1% 184
2015
Q1
$2.29M Hold
43,530
0.11% 173
2014
Q4
$2.17M Hold
43,530
0.1% 176
2014
Q3
$1.92M Hold
43,530
0.09% 178
2014
Q2
$1.84M Hold
43,530
0.09% 180
2014
Q1
$1.69M Hold
43,530
0.09% 181
2013
Q4
$1.51M Hold
43,530
0.08% 185
2013
Q3
$1.32M Hold
43,530
0.07% 196
2013
Q2
$1.05M Buy
+43,530
New +$1.03M 0.06% 212

Other funds holding MPWR