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PIM
Plato Investment Management’s
Monolithic Power Systems
MPWR
Stock Holding History
Plato Investment Management’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
Q1
$1.46M
Buy
1,337
+300
+29%
+$328K
0.1%
211
2025
Q4
$944K
Sell
1,037
-368
-26%
-$354K
0.06%
275
2025
Q3
$1.28M
Sell
1,405
-297
-17%
-$241K
0.09%
232
2025
Q2
$1.24M
Sell
1,702
-2,030
-54%
-$1.29M
0.09%
223
2025
Q1
$2.19M
Sell
3,732
-53
-1%
-$33.4K
0.18%
131
2024
Q4
$2.25M
Buy
3,785
+2,726
+257%
+$1.97M
0.17%
133
2024
Q3
$978K
Buy
1,059
+121
+13%
+$104K
0.08%
247
2024
Q2
$771K
Buy
938
+687
+274%
+$496K
0.07%
232
2024
Q1
$170K
Buy
251
+214
+578%
+$143K
0.02%
329
2023
Q4
$23.3K
Buy
+37
New
+$19.3K
0.03%
304
Other funds holding MPWR
BlackRock
New York
$5.7T AUM
30.48%
1-Year Est. Return
Fidelity Investments
Boston, Massachusetts
$1.9T AUM
41.92%
1-Year Est. Return
VCM
Vanguard Capital Management
Malvern, Pennsylvania
$4.04T AUM
VPM
Vanguard Portfolio Management
Malvern, Pennsylvania
$1.91T AUM
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
Invesco
Atlanta, Georgia
$653B AUM
32.41%
1-Year Est. Return
Geode Capital Management
Boston, Massachusetts
$1.61T AUM
30.72%
1-Year Est. Return
T. Rowe Price Associates
Baltimore, Maryland
$865B AUM
30.76%
1-Year Est. Return
Franklin Resources
San Mateo, California
$408B AUM
30.18%
1-Year Est. Return
T. Rowe Price Investment Management
Baltimore, Maryland
$145B AUM
22.78%
1-Year Est. Return
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Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover high conviction trades that caused a significant change in a fund's stake in a stock
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
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