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HPC
HM Payson & Co’s
Monolithic Power Systems
MPWR
Stock Holding History
HM Payson & Co’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
$3.28K
Hold
3
–
–
﹤0.01%
1004
2025
Q4
$2.72K
Buy
+3
New
+$2.89K
﹤0.01%
1023
2025
Q2
–
Sell
-10
Closed
-$5.8K
–
1033
2025
Q1
$5.8K
Hold
10
–
–
﹤0.01%
901
2024
Q4
$5.92K
Sell
10
-24
-71%
-$17.4K
﹤0.01%
887
2024
Q3
$31.4K
Buy
34
+10
+42%
+$8.63K
﹤0.01%
706
2024
Q2
$19.7K
Hold
24
–
–
﹤0.01%
762
2024
Q1
$16.3K
Hold
24
–
–
﹤0.01%
773
2023
Q4
$15.1K
Hold
24
–
–
﹤0.01%
774
2023
Q3
$11.1K
Hold
24
–
–
﹤0.01%
805
2023
Q2
$13K
Hold
24
–
–
﹤0.01%
776
2023
Q1
$12K
Buy
+24
New
+$11K
﹤0.01%
778
2022
Q2
–
Sell
-42
Closed
-$20K
–
1106
2022
Q1
$20K
Hold
42
–
–
﹤0.01%
751
2021
Q4
$21K
Hold
42
–
–
﹤0.01%
753
2021
Q3
$20K
Hold
42
–
–
﹤0.01%
741
2021
Q2
$16K
Hold
42
–
–
﹤0.01%
777
2021
Q1
$15K
Hold
42
–
–
﹤0.01%
819
2020
Q4
$15K
Buy
42
+25
+147%
+$8.01K
﹤0.01%
823
2020
Q3
$5K
Buy
+17
New
+$4.42K
﹤0.01%
892
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1-Year Est. Return
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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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