EAM
MPWR icon

Empirical Asset Management’s Monolithic Power Systems MPWR Stock Holding History

Empirical 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 		$602K Sell
436
-537
-55% -$806K 0.14% 200
2026
Q1 		$1.06M Sell
973
-804
-45% -$878K 0.28% 98
2025
Q4 		$1.61M Buy
1,777
+85
+5% +$81.8K 0.45% 54
2025
Q3 		$1.56M Buy
+1,692
New +$1.37M 0.43% 49

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

Empirical Asset Management's MPWR Position: Q2 2026 in Review

Empirical Asset Management reduced its Monolithic Power Systems (MPWR) stake by 55% in Q2 2026, selling an estimated $806K and leaving 436 shares worth $602K. The position accounts for 0.14% of the portfolio, ranked #200.

Empirical Asset Management first reported a position in MPWR in Q3 2025 and has held it in 4 quarters since. The position peaked at $1.61M in Q4 2025. 1,238 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • Empirical Asset Management held 436 shares of Monolithic Power Systems worth $602K as of Q2 2026.
  • Empirical Asset Management sold 537 Monolithic Power Systems shares in Q2 2026, an estimated $806K.
  • Monolithic Power Systems made up 0.14% of Empirical Asset Management's portfolio in Q2 2026, its #200 holding.
  • Empirical Asset Management first reported a position in Monolithic Power Systems in Q3 2025 and has held it in 4 quarters since.
  • Empirical Asset Management's Monolithic Power Systems position peaked at $1.61M in Q4 2025.
  • 1,238 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on Empirical Asset Management's 13F filing for Q2 2026, filed 10 Aug 2026.