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Advisor OS’s Monolithic Power Systems MPWR Stock Holding History

Advisor OS’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
Q2 		$583K Sell
422
-115
-21% -$173K 0.04% 284
2026
Q1 		$587K Sell
537
-382
-42% -$417K 0.04% 272
2025
Q4 		$833K Sell
919
-194
-17% -$187K 0.07% 187
2025
Q3 		$1.03M Sell
1,113
-90
-7% -$73K 0.09% 151
2025
Q2 		$880K Sell
1,203
-37
-3% -$23.6K 0.09% 172
2025
Q1 		$719K Sell
1,240
-86
-6% -$54.2K 0.08% 170
2024
Q4 		$785K Sell
1,326
-443
-25% -$321K 0.09% 151
2024
Q3 		$1.64M Sell
1,769
-84
-5% -$72.5K 0.16% 106
2024
Q2 		$1.52M Sell
1,853
-55
-3% -$39.7K 0.17% 109
2024
Q1 		$1.29M Buy
1,908
+111
+6% +$74.1K 0.15% 124
2023
Q4 		$1.13M Sell
1,797
-511
-22% -$267K 0.15% 128
2023
Q3 		$1.07M Sell
2,308
-26
-1% -$13.3K 0.16% 121
2023
Q2 		$1.26M Sell
2,334
-143
-6% -$67.9K 0.21% 90
2023
Q1 		$1.24M Buy
2,477
+34
+1% +$15.6K 0.3% 87
2022
Q4 		$864K Buy
2,443
+274
+13% +$98.4K 0.23% 100
2022
Q3 		$788K Sell
2,169
-259
-11% -$115K 0.24% 85
2022
Q2 		$933K Sell
2,428
-124
-5% -$52.4K 0.27% 80
2022
Q1 		$1.24M Sell
2,552
-1,202
-32% -$524K 0.36% 64
2021
Q4 		$1.85M Buy
3,754
+147
+4% +$75.9K 0.38% 66
2021
Q3 		$1.75M Sell
3,607
-162
-4% -$73.7K 0.38% 63
2021
Q2 		$1.41M Buy
3,769
+610
+19% +$215K 0.29% 65
2021
Q1 		$1.11M Buy
3,159
+406
+15% +$148K 0.25% 74
2020
Q4 		$1.01M Buy
2,753
+582
+27% +$187K 0.27% 54
2020
Q3 		$608K Buy
2,171
+1,282
+144% +$334K 0.26% 44
2020
Q2 		$211K Buy
+889
New +$180K 0.13% 127

Other funds holding MPWR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Advisor OS's MPWR Position: Q2 2026 in Review

Advisor OS reduced its Monolithic Power Systems (MPWR) stake by 21% in Q2 2026, selling an estimated $173K and leaving 422 shares worth $583K. The position accounts for 0.04% of the portfolio, ranked #284.

Advisor OS first reported a position in MPWR in Q2 2020 and has held it in 25 quarters since. The position peaked at $1.85M in Q4 2021. 1,243 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • Advisor OS held 422 shares of Monolithic Power Systems worth $583K as of Q2 2026.
  • Advisor OS sold 115 Monolithic Power Systems shares in Q2 2026, an estimated $173K.
  • Monolithic Power Systems made up 0.04% of Advisor OS's portfolio in Q2 2026, its #284 holding.
  • Advisor OS first reported a position in Monolithic Power Systems in Q2 2020 and has held it in 25 quarters since.
  • Advisor OS's Monolithic Power Systems position peaked at $1.85M in Q4 2021.
  • 1,243 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on Advisor OS's 13F filing for Q2 2026, filed 5 Aug 2026.