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Longfellow Investment Management’s
Monolithic Power Systems
MPWR
Stock Holding History
Longfellow 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
2025
Q4
–
Sell
-3
Closed
-$2.76K
–
257
2025
Q3
$2.76K
Hold
3
–
–
﹤0.01%
213
2025
Q2
$2.19K
Hold
3
–
–
﹤0.01%
218
2025
Q1
$1.74K
Hold
3
–
–
﹤0.01%
235
2024
Q4
$1.77K
Hold
3
–
–
﹤0.01%
236
2024
Q3
$2.77K
Hold
3
–
–
﹤0.01%
209
2024
Q2
$2.46K
Hold
3
–
–
﹤0.01%
205
2024
Q1
$2.03K
Hold
3
–
–
﹤0.01%
227
2023
Q4
$1.89K
Hold
3
–
–
﹤0.01%
205
2023
Q3
$1.39K
Hold
3
–
–
﹤0.01%
199
2023
Q2
$1.62K
Hold
3
–
–
﹤0.01%
224
2023
Q1
$1.5K
Hold
3
–
–
﹤0.01%
229
2022
Q4
$1.06K
Buy
3
+1
+50%
+$359
﹤0.01%
246
2022
Q3
$1K
Hold
2
–
–
﹤0.01%
316
2022
Q2
$1K
Hold
2
–
–
﹤0.01%
345
2022
Q1
$1K
Hold
2
–
–
﹤0.01%
379
2021
Q4
$1K
Buy
2
+1
+100%
+$516
﹤0.01%
381
2021
Q3
$1K
Hold
1
–
–
﹤0.01%
407
2021
Q2
$1K
Hold
1
–
–
﹤0.01%
425
2021
Q1
$1K
Hold
1
–
–
﹤0.01%
482
2020
Q4
$1K
Buy
+1
New
+$320
﹤0.01%
499
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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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