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Virtus Investment Advisers’s Monolithic Power Systems MPWR Stock Holding History

Virtus Investment Advisers’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 		$1.57M Sell
1,134
-597
-34% -$896K 0.37% 115
2026
Q1 		$1.89M Sell
1,731
-24
-1% -$26.2K 0.52% 42
2025
Q4 		$1.59M Buy
+1,755
New +$1.69M 0.43% 115

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

Virtus Investment Advisers's MPWR Position: Q2 2026 in Review

Virtus Investment Advisers reduced its Monolithic Power Systems (MPWR) stake by 34% in Q2 2026, selling an estimated $896K and leaving 1,134 shares worth $1.57M. The position accounts for 0.37% of the portfolio, ranked #115.

Virtus Investment Advisers first reported a position in MPWR in Q4 2025 and has held it in 3 quarters since. The position peaked at $1.89M in Q1 2026. 1,243 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • Virtus Investment Advisers held 1,134 shares of Monolithic Power Systems worth $1.57M as of Q2 2026.
  • Virtus Investment Advisers sold 597 Monolithic Power Systems shares in Q2 2026, an estimated $896K.
  • Monolithic Power Systems made up 0.37% of Virtus Investment Advisers's portfolio in Q2 2026, its #115 holding.
  • Virtus Investment Advisers first reported a position in Monolithic Power Systems in Q4 2025 and has held it in 3 quarters since.
  • Virtus Investment Advisers's Monolithic Power Systems position peaked at $1.89M in Q1 2026.
  • 1,243 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on Virtus Investment Advisers's 13F filing for Q2 2026, filed 11 Aug 2026.