Artisan Partners’s Monolithic Power Systems MPWR Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $165M | Sell |
150,873
-2,989
| -2% | -$3.27M | 0.26% | 87 |
|
|
2025
Q4 | $139M | Sell |
153,862
-38,887
| -20% | -$37.4M | 0.21% | 114 |
|
|
2025
Q3 | $177M | Sell |
192,749
-14,898
| -7% | -$12.1M | 0.25% | 92 |
|
|
2025
Q2 | $152M | Sell |
207,647
-134,207
| -39% | -$85.5M | 0.22% | 103 |
|
|
2025
Q1 | $198M | Sell |
341,854
-16,923
| -5% | -$10.7M | 0.32% | 72 |
|
|
2024
Q4 | $212M | Buy |
358,777
+101,156
| +39% | +$73.3M | 0.32% | 82 |
|
|
2024
Q3 | $238M | Sell |
257,621
-101,478
| -28% | -$87.6M | 0.35% | 73 |
|
|
2024
Q2 | $295M | Sell |
359,099
-28,107
| -7% | -$20.3M | 0.44% | 62 |
|
|
2024
Q1 | $262M | Sell |
387,206
-322,744
| -45% | -$215M | 0.38% | 67 |
|
|
2023
Q4 | $448M | Sell |
709,950
-74,142
| -9% | -$38.7M | 0.69% | 41 |
|
|
2023
Q3 | $362M | Sell |
784,092
-76,577
| -9% | -$39.2M | 0.61% | 48 |
|
|
2023
Q2 | $465M | Buy |
860,669
+48,365
| +6% | +$23M | 0.75% | 42 |
|
|
2023
Q1 | $407M | Sell |
812,304
-51,371
| -6% | -$23.6M | 0.67% | 47 |
|
|
2022
Q4 | $305M | Buy |
863,675
+116,046
| +16% | +$41.7M | 0.54% | 53 |
|
|
2022
Q3 | $272M | Sell |
747,629
-25,279
| -3% | -$11.2M | 0.48% | 58 |
|
|
2022
Q2 | $297M | Sell |
772,908
-16,110
| -2% | -$6.8M | 0.5% | 58 |
|
|
2022
Q1 | $383M | Buy |
789,018
+152,760
| +24% | +$66.6M | 0.51% | 59 |
|
|
2021
Q4 | $314M | Buy |
636,258
+188,179
| +42% | +$97.1M | 0.37% | 82 |
|
|
2021
Q3 | $217M | Sell |
448,079
-13,966
| -3% | -$6.35M | 0.27% | 107 |
|
|
2021
Q2 | $173M | Sell |
462,045
-958
| -0.2% | -$337K | 0.21% | 127 |
|
|
2021
Q1 | $164M | Buy |
463,003
+10,383
| +2% | +$3.78M | 0.21% | 132 |
|
|
2020
Q4 | $166M | Buy |
452,620
+10,166
| +2% | +$3.26M | 0.2% | 131 |
|
|
2020
Q3 | $124M | Buy |
442,454
+12,511
| +3% | +$3.26M | 0.17% | 133 |
|
|
2020
Q2 | $102M | Buy |
429,943
+15,962
| +4% | +$3.23M | 0.16% | 139 |
|
|
2020
Q1 | $69.3M | Sell |
413,981
-4,151
| -1% | -$711K | 0.15% | 144 |
|
|
2019
Q4 | $74.4M | Buy |
418,132
+25,775
| +7% | +$4.12M | 0.13% | 154 |
|
|
2019
Q3 | $61.1M | Buy |
392,357
+19,937
| +5% | +$2.98M | 0.12% | 163 |
|
|
2019
Q2 | $50.6M | Sell |
372,420
-9,929
| -3% | -$1.35M | 0.09% | 181 |
|
|
2019
Q1 | $51.8M | Buy |
382,349
+3,200
| +0.8% | +$420K | 0.1% | 169 |
|
|
2018
Q4 | $44.1M | Buy |
379,149
+51,772
| +16% | +$6.2M | 0.1% | 173 |
|
|
2018
Q3 | $41.1M | Buy |
327,377
+133,090
| +69% | +$18.6M | 0.08% | 190 |
|
|
2018
Q2 | $26M | Buy |
194,287
+32,813
| +20% | +$4.18M | 0.05% | 204 |
|
|
2018
Q1 | $18.7M | Buy |
+161,474
| New | +$19.1M | 0.04% | 223 |
|
Other funds holding MPWR
VCM
VPM
Artisan Partners's MPWR Position: Q1 2026 in Review
Artisan Partners reduced its Monolithic Power Systems (MPWR) stake by 1.9% in Q1 2026, selling an estimated $3.27M and leaving 150,873 shares worth $165M. The position accounts for 0.26% of the portfolio, ranked #87.
Artisan Partners first reported a position in MPWR in Q1 2018 and has held it in 33 quarters since. The position peaked at $465M in Q2 2023. 1,114 funds tracked by Wall St. Rank hold MPWR as of Q1 2026.
- Artisan Partners held 150,873 shares of Monolithic Power Systems worth $165M as of Q1 2026.
- Artisan Partners sold 2,989 Monolithic Power Systems shares in Q1 2026, an estimated $3.27M.
- Monolithic Power Systems made up 0.26% of Artisan Partners's portfolio in Q1 2026, its #87 holding.
- Artisan Partners first reported a position in Monolithic Power Systems in Q1 2018 and has held it in 33 quarters since.
- Artisan Partners's Monolithic Power Systems position peaked at $465M in Q2 2023.
- 1,114 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q1 2026.
Based on Artisan Partners's 13F filing for Q1 2026, filed 13 May 2026.