ACM
MPWR icon

Aster Capital Management’s Monolithic Power Systems MPWR Stock Holding History

Aster Capital 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 		$2.08M Buy
+1,502
New +$2.26M 0.44% 55
2025
Q2 		– Sell
-2,664
Closed -$1.63M – 1377
2025
Q1 		$1.63M Buy
2,664
+2,551
+2,258% +$1.61M 0.3% 81
2024
Q4 		$66.9K Buy
+113
New +$81.8K 0.03% 450

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

Aster Capital Management's MPWR Position: Q2 2026 in Review

Aster Capital Management opened a new position in Monolithic Power Systems (MPWR) in Q2 2026: 1,502 shares worth $2.08M. The stake represents 0.44% of the portfolio and ranks #55 among its holdings. This is a return to the name: Aster Capital Management previously reported a position in MPWR as recently as Q1 2025.

Aster Capital Management first reported a position in MPWR in Q4 2024 and has held it in 3 quarters since. 1,245 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • Aster Capital Management held 1,502 shares of Monolithic Power Systems worth $2.08M as of Q2 2026.
  • Monolithic Power Systems was a new Aster Capital Management position in Q2 2026.
  • Monolithic Power Systems made up 0.44% of Aster Capital Management's portfolio in Q2 2026, its #55 holding.
  • Aster Capital Management first reported a position in Monolithic Power Systems in Q4 2024 and has held it in 3 quarters since.
  • 1,245 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on Aster Capital Management's 13F filing for Q2 2026, filed 13 Aug 2026.