Whittier Trust CO Of Nevada Inc Monolithic Power Systems Inc Transaction History

Whittier Trust CO Of Nevada Inc

  • $4.59 Billion
  • Q3 2025

A detailed history of Whittier Trust CO Of Nevada Inc transactions in Monolithic Power Systems Inc stock. As of the latest transaction made, Whittier Trust CO Of Nevada Inc holds 22,604 shares of MPWR stock, worth $20.8 Million. This represents 0.45% of its overall portfolio holdings.

Number of Shares
22,604
Previous 22,478 0.56%
Holding current value
$20.8 Million
Previous $16.4 Million 26.59%
% of portfolio
0.45%
Previous 0.38%

Shares

34 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Oct 31, 2025
BUY
$711.24 - $922.81 $89,616 - $116,274
126 Added 0.56%
22,604 $20.8 Million
Q2 2025

Jul 30, 2025
BUY
$455.19 - $737.73 $344,578 - $558,461
757 Added 3.49%
22,478 $16.4 Million
Q1 2025

May 02, 2025
BUY
$565.7 - $720.25 $485,936 - $618,694
859 Added 4.12%
21,721 $12.6 Million
Q4 2024

Feb 11, 2025
BUY
$560.06 - $942.58 $488,372 - $821,929
872 Added 4.36%
20,862 $12.3 Million
Q3 2024

Oct 21, 2024
BUY
$757.04 - $947.16 $528,413 - $661,117
698 Added 3.62%
19,990 $18.5 Million
Q2 2024

Jul 26, 2024
BUY
$591.52 - $852.56 $429,443 - $618,958
726 Added 3.91%
19,292 $15.9 Million
Q1 2024

May 02, 2024
BUY
$571.06 - $767.6 $545,933 - $733,825
956 Added 5.43%
18,566 $12.6 Million
Q4 2023

Jan 11, 2024
SELL
$399.73 - $637.39 $442,900 - $706,228
-1,108 Reduced 5.92%
17,610 $11.1 Million
Q3 2023

Oct 27, 2023
BUY
$440.38 - $588.72 $116,260 - $155,422
264 Added 1.43%
18,718 $8.65 Million
Q2 2023

Jul 24, 2023
SELL
$398.61 - $540.23 $1.71 Million - $2.32 Million
-4,294 Reduced 18.88%
18,454 $9.97 Million
Q1 2023

Apr 21, 2023
BUY
$342.95 - $530.09 $1.45 Million - $2.25 Million
4,241 Added 22.92%
22,748 $11.4 Million
Q4 2022

Jan 25, 2023
SELL
$309.2 - $405.03 $2.4 Million - $3.15 Million
-7,768 Reduced 29.56%
18,507 $0
Q3 2022

Oct 21, 2022
BUY
$363.4 - $536.88 $708,630 - $1.05 Million
1,950 Added 8.02%
26,275 $9.55 Million
Q2 2022

Jul 28, 2022
BUY
$384.04 - $479.19 $743,501 - $927,711
1,936 Added 8.65%
24,325 $9.34 Million
Q1 2022

Apr 29, 2022
BUY
$361.12 - $512.21 $1.29 Million - $1.83 Million
3,570 Added 18.97%
22,389 $10.9 Million
Q4 2021

Jan 19, 2022
SELL
$460.83 - $575.97 $575,115 - $718,810
-1,248 Reduced 6.22%
18,819 $9.28 Million
Q3 2021

Nov 01, 2021
SELL
$370.18 - $517.92 $85,511 - $119,639
-231 Reduced 1.14%
20,067 $9.73 Million
Q2 2021

Jul 29, 2021
BUY
$306.1 - $389.53 $191,618 - $243,845
626 Added 3.18%
20,298 $7.58 Million
Q1 2021

Apr 26, 2021
BUY
$302.05 - $403.18 $709,213 - $946,666
2,348 Added 13.55%
19,672 $6.95 Million
Q4 2020

Jan 29, 2021
SELL
$272.37 - $366.23 $1.34 Million - $1.8 Million
-4,907 Reduced 22.07%
17,324 $6.34 Million
Q3 2020

Oct 30, 2020
BUY
$235.55 - $282.85 $287,371 - $345,077
1,220 Added 5.81%
22,231 $6.22 Million
Q2 2020

Jul 10, 2020
BUY
$153.42 - $237.0 $687,321 - $1.06 Million
4,480 Added 27.1%
21,011 $4.98 Million
Q1 2020

Apr 27, 2020
BUY
$135.22 - $191.43 $383,078 - $542,321
2,833 Added 20.68%
16,531 $2.77 Million
Q4 2019

Jan 31, 2020
BUY
$135.15 - $182.89 $382,339 - $517,395
2,829 Added 26.03%
13,698 $2.44 Million
Q3 2019

Oct 18, 2019
BUY
$136.01 - $161.55 $225,096 - $267,365
1,655 Added 17.96%
10,869 $1.69 Million
Q2 2019

Jul 23, 2019
BUY
$116.45 - $157.53 $118,779 - $160,680
1,020 Added 12.45%
9,214 $1.25 Million
Q1 2019

Apr 29, 2019
BUY
$108.61 - $145.01 $247,196 - $330,042
2,276 Added 38.46%
8,194 $1.11 Million
Q4 2018

Feb 07, 2019
BUY
$104.17 - $134.73 $40,938 - $52,948
393 Added 7.11%
5,918 $688,000
Q3 2018

Oct 23, 2018
BUY
$125.53 - $151.38 $101,804 - $122,769
811 Added 17.2%
5,525 $694,000
Q2 2018

Jul 27, 2018
BUY
$110.8 - $141.63 $435,998 - $557,314
3,935 Added 505.13%
4,714 $630,000
Q2 2018

Jul 20, 2018
SELL
$110.8 - $141.63 $315,558 - $403,362
-2,848 Reduced 78.52%
779 $33,000
Q1 2018

May 01, 2018
BUY
$103.82 - $125.51 $136,315 - $164,794
1,313 Added 56.74%
3,627 $420,000
Q4 2017

Feb 07, 2018
BUY
$107.55 - $126.64 $73,886 - $87,001
687 Added 42.22%
2,314 $260,000
Q3 2017

Oct 23, 2017
BUY
$95.87 - $106.55 $155,980 - $173,356
1,627
1,627 $173,000

Others Institutions Holding MPWR

# of Institutions
1,094
Shares Held
66.4M
Call Options Held
397K
Put Options Held
404K
View Full List

About MONOLITHIC POWER SYSTEMS INC

MPWR Quotes by TradingView
  • Ticker MPWR
  • Exchange NASDAQ
  • Sector Technology
  • Industry Semiconductors
  • Shares Outstandng 46,941,000
  • Market Cap $43.2B
  • Description
  • Monolithic Power Systems, Inc. engages in the design, development, marketing, and sale of semiconductor-based power electronics solutions for the computing and storage, automotive, industrial, communications, and consumer markets. The company provides direct current (DC) to DC integrated circuits (ICs) that are used to convert and control voltag...
More about MPWR
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