MFAM
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Motley Fool Asset Management’s Monolithic Power Systems MPWR Stock Holding History

Motley Fool Asset 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 		$5.47M Buy
+3,957
New +$5.94M 0.21% 89
2025
Q4 		– Sell
-3,757
Closed -$3.46M – 255
2025
Q3 		$3.46M Buy
3,757
+2,449
+187% +$1.99M 0.14% 122
2025
Q2 		$957K Buy
1,308
+94
+8% +$59.9K 0.04% 160
2025
Q1 		$704K Buy
1,214
+130
+12% +$81.9K 0.04% 165
2024
Q4 		$641K Buy
+1,084
New +$785K 0.03% 163

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 $3.38T AUM 44.17% 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

Motley Fool Asset Management's MPWR Position: Q2 2026 in Review

Motley Fool Asset Management opened a new position in Monolithic Power Systems (MPWR) in Q2 2026: 3,957 shares worth $5.47M. The stake represents 0.21% of the portfolio and ranks #89 among its holdings. This is a return to the name: Motley Fool Asset Management previously reported a position in MPWR as recently as Q3 2025.

Motley Fool Asset Management first reported a position in MPWR in Q4 2024 and has held it in 5 quarters since. 1,246 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • Motley Fool Asset Management held 3,957 shares of Monolithic Power Systems worth $5.47M as of Q2 2026.
  • Monolithic Power Systems was a new Motley Fool Asset Management position in Q2 2026.
  • Monolithic Power Systems made up 0.21% of Motley Fool Asset Management's portfolio in Q2 2026, its #89 holding.
  • Motley Fool Asset Management first reported a position in Monolithic Power Systems in Q4 2024 and has held it in 5 quarters since.
  • 1,246 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on Motley Fool Asset Management's 13F filing for Q2 2026, filed 6 Aug 2026.