Vanguard Personalized Indexing Management
MPWR icon

Vanguard Personalized Indexing Management’s Monolithic Power Systems MPWR Stock Holding History

Vanguard Personalized Indexing 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
Q2 		$14.4M Buy
10,390
+237
+2% +$356K 0.12% 129
2026
Q1 		$11.1M Buy
10,153
+243
+2% +$265K 0.11% 156
2025
Q4 		$8.98M Buy
9,910
+666
+7% +$641K 0.09% 182
2025
Q3 		$8.51M Buy
9,244
+242
+3% +$196K 0.09% 191
2025
Q2 		$6.58M Buy
9,002
+2,379
+36% +$1.52M 0.07% 227
2025
Q1 		$3.84M Buy
6,623
+1,248
+23% +$786K 0.06% 299
2024
Q4 		$3.18M Sell
5,375
-1,247
-19% -$903K 0.05% 334
2024
Q3 		$6.12M Buy
6,622
+1,404
+27% +$1.21M 0.1% 170
2024
Q2 		$4.19M Buy
5,218
+1,251
+32% +$903K 0.08% 216
2024
Q1 		$2.69M Buy
3,967
+178
+5% +$119K 0.06% 305
2023
Q4 		$2.39M Buy
3,789
+244
+7% +$127K 0.06% 302
2023
Q3 		$1.64M Buy
3,545
+337
+11% +$172K 0.05% 364
2023
Q2 		$1.73M Buy
3,208
+158
+5% +$75.1K 0.05% 349
2023
Q1 		$1.53M Buy
3,050
+268
+10% +$123K 0.05% 372
2022
Q4 		$984K Sell
2,782
-2,674
-49% -$961K 0.04% 508
2022
Q3 		$1.98M Buy
5,456
+445
+9% +$198K 0.09% 230
2022
Q2 		$1.92M Buy
5,011
+1,250
+33% +$528K 0.09% 222
2022
Q1 		$1.83M Buy
3,761
+764
+25% +$333K 0.09% 216
2021
Q4 		$1.48M Sell
2,997
-8
-0.3% -$4.13K 0.09% 238
2021
Q3 		$1.46M Sell
3,005
-110
-4% -$50K 0.13% 151
2021
Q2 		$1.16M Buy
3,115
+2,138
+219% +$752K 0.12% 164
2021
Q1 		$345K Buy
977
+173
+22% +$63K 0.05% 449
2020
Q4 		$294K Buy
804
+55
+7% +$17.6K 0.06% 380
2020
Q3 		$209K Buy
+749
New +$195K 0.06% 389

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

Vanguard Personalized Indexing Management's MPWR Position: Q2 2026 in Review

Vanguard Personalized Indexing Management increased its Monolithic Power Systems (MPWR) stake by 2.3% in Q2 2026, buying an estimated $356K and bringing the position to 10,390 shares worth $14.4M. The position accounts for 0.12% of the portfolio, ranked #129.

Vanguard Personalized Indexing Management first reported a position in MPWR in Q3 2020 and has held it in 24 quarters since. 1,243 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • Vanguard Personalized Indexing Management held 10,390 shares of Monolithic Power Systems worth $14.4M as of Q2 2026.
  • Vanguard Personalized Indexing Management bought 237 Monolithic Power Systems shares in Q2 2026, an estimated $356K.
  • Monolithic Power Systems made up 0.12% of Vanguard Personalized Indexing Management's portfolio in Q2 2026, its #129 holding.
  • Vanguard Personalized Indexing Management first reported a position in Monolithic Power Systems in Q3 2020 and has held it in 24 quarters since.
  • 1,243 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on Vanguard Personalized Indexing Management's 13F filing for Q2 2026, filed 11 Aug 2026.