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WhitTier Trust Company’s Monolithic Power Systems MPWR Stock Holding History

WhitTier Trust Company’s Portfolio MPWR Stock Details MPWR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$25.8M Buy
20,303
+76
+0.4% +$114K 0.48% 47
2026
Q1 		$23.9M Sell
20,227
-2,637
-12% -$2.88M 0.49% 45
2025
Q4 		$23M Buy
22,864
+260
+1% +$250K 0.48% 45
2025
Q3 		$20.8M Buy
22,604
+126
+0.6% +$102K 0.44% 53
2025
Q2 		$16.4M Buy
22,478
+757
+3% +$482K 0.37% 60
2025
Q1 		$12.6M Buy
21,721
+859
+4% +$541K 0.32% 75
2024
Q4 		$12.3M Buy
20,862
+872
+4% +$631K 0.3% 74
2024
Q3 		$18.5M Buy
19,990
+698
+4% +$603K 0.48% 49
2024
Q2 		$15.9M Buy
19,292
+726
+4% +$524K 0.44% 50
2024
Q1 		$12.6M Buy
18,566
+956
+5% +$638K 0.36% 70
2023
Q4 		$11.1M Sell
17,610
-1,108
-6% -$579K 0.36% 66
2023
Q3 		$8.65M Buy
18,718
+264
+1% +$135K 0.31% 77
2023
Q2 		$9.97M Sell
18,454
-4,294
-19% -$2.04M 0.34% 70
2023
Q1 		$11.4M Buy
22,748
+4,241
+23% +$1.95M 0.42% 60
2022
Q4 		$6.54M Sell
18,507
-7,768
-30% -$2.79M 0.26% 95
2022
Q3 		$9.55M Buy
26,275
+1,950
+8% +$867K 0.41% 61
2022
Q2 		$9.34M Buy
24,325
+1,936
+9% +$818K 0.39% 66
2022
Q1 		$10.9M Buy
22,389
+3,570
+19% +$1.56M 0.39% 61
2021
Q4 		$9.28M Sell
18,819
-1,248
-6% -$644K 0.34% 72
2021
Q3 		$9.73M Sell
20,067
-231
-1% -$105K 0.4% 61
2021
Q2 		$7.58M Buy
20,298
+626
+3% +$220K 0.32% 75
2021
Q1 		$6.95M Buy
19,672
+2,348
+14% +$855K 0.31% 79
2020
Q4 		$6.34M Sell
17,324
-4,907
-22% -$1.57M 0.32% 81
2020
Q3 		$6.22M Buy
22,231
+1,220
+6% +$317K 0.36% 72
2020
Q2 		$4.98M Buy
21,011
+4,480
+27% +$907K 0.31% 82
2020
Q1 		$2.77M Buy
16,531
+2,833
+21% +$485K 0.21% 104
2019
Q4 		$2.44M Buy
13,698
+2,829
+26% +$452K 0.16% 132
2019
Q3 		$1.69M Buy
10,869
+1,655
+18% +$247K 0.12% 153
2019
Q2 		$1.25M Buy
9,214
+1,020
+12% +$139K 0.09% 176
2019
Q1 		$1.11M Buy
8,194
+2,276
+38% +$299K 0.08% 184
2018
Q4 		$688K Buy
5,918
+393
+7% +$47K 0.06% 220
2018
Q3 		$694K Buy
5,525
+811
+17% +$113K 0.05% 234
2018
Q2 		$630K Buy
4,714
+1,087
+30% +$138K 0.05% 239
2018
Q1 		$420K Buy
3,627
+1,313
+57% +$156K 0.03% 278
2017
Q4 		$260K Buy
2,314
+687
+42% +$79.7K 0.02% 324
2017
Q3 		$173K Buy
1,627
+75
+5% +$7.62K 0.02% 356
2017
Q2 		$150K Buy
1,552
+832
+116% +$79.3K 0.01% 371
2017
Q1 		$66K Hold
720
– – 0.01% 494
2016
Q4 		$59K Hold
720
– – 0.01% 499
2016
Q3 		$58K Buy
720
+76
+12% +$5.62K 0.01% 500
2016
Q2 		$44K Hold
644
– – 0.01% 542
2016
Q1 		$41K Hold
644
– – ﹤0.01% 554
2015
Q4 		$41K Sell
644
-135
-17% -$8.38K ﹤0.01% 544
2015
Q3 		$40K Hold
779
– – ﹤0.01% 557
2015
Q2 		$39K Hold
779
– – ﹤0.01% 579
2015
Q1 		$41K Hold
779
– – ﹤0.01% 574
2014
Q4 		$39K Hold
779
– – ﹤0.01% 577
2014
Q3 		$34K Hold
779
– – ﹤0.01% 604
2014
Q2 		$33K Hold
779
– – ﹤0.01% 616
2014
Q1 		$30K Hold
779
– – ﹤0.01% 634
2013
Q4 		$27K Hold
779
– – ﹤0.01% 631
2013
Q3 		$24K Hold
779
– – ﹤0.01% 629
2013
Q2 		$19K Buy
+779
New +$18.5K ﹤0.01% 645

Other funds holding MPWR

VNIM
Vaughan Nelson Investment Management Houston, Texas $11.3B AUM 53% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return
Mirae Asset Global Investments
Mirae Asset Global Investments Seoul, South Korea $67.7B AUM 51.91% 1-Year Est. Return
RS
Robeco Schweiz Zurich, Switzerland $6.23B AUM 86.54% 1-Year Est. Return
CAM
Congress Asset Management Boston, Massachusetts $16.3B AUM 42.69% 1-Year Est. Return
ZCI
Zevenbergen Capital Investments Edmonds, Washington $4.38B AUM 56.68% 1-Year Est. Return
SO
STRS Ohio Columbus, Ohio $26.7B AUM 43.32% 1-Year Est. Return
New York State Common Retirement Fund
New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return
RAM
Resona Asset Management Koto-Ku,tokyo, Japan $21.3B AUM 36.92% 1-Year Est. Return

WhitTier Trust Company's MPWR Position: Q2 2026 in Review

WhitTier Trust Company increased its Monolithic Power Systems (MPWR) stake by 0.38% in Q2 2026, buying an estimated $114K and bringing the position to 20,303 shares worth $25.8M. The position accounts for 0.48% of the portfolio, ranked #47.

WhitTier Trust Company first reported a position in MPWR in Q2 2013 and has held it in 53 quarters since. 441 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • WhitTier Trust Company held 20,303 shares of Monolithic Power Systems worth $25.8M as of Q2 2026.
  • WhitTier Trust Company bought 76 Monolithic Power Systems shares in Q2 2026, an estimated $114K.
  • Monolithic Power Systems made up 0.48% of WhitTier Trust Company's portfolio in Q2 2026, its #47 holding.
  • WhitTier Trust Company first reported a position in Monolithic Power Systems in Q2 2013 and has held it in 53 quarters since.
  • 441 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on WhitTier Trust Company's 13F filing for Q2 2026, filed 28 Jul 2026.