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Bellwether Advisors’s Monolithic Power Systems MPWR Stock Holding History

Bellwether Advisors’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 		– Sell
-1,425
Closed -$1.56M – 195
2026
Q1 		$1.56M Buy
+1,425
New +$1.56M 0.26% 85
2023
Q2 		– Sell
-6,935
Closed -$3.47M – 308
2023
Q1 		$3.47M Buy
+6,935
New +$3.19M 0.95% 19

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

Bellwether Advisors's MPWR Position: Q2 2026 in Review

Bellwether Advisors sold out of Monolithic Power Systems (MPWR) in Q2 2026, closing a stake of 1,425 shares — an estimated $1.56M sold.

Bellwether Advisors first reported a position in MPWR in Q1 2023 and held it in 2 quarters. The position peaked at $3.47M in Q1 2023. 1,243 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • Bellwether Advisors reported no remaining Monolithic Power Systems position as of Q2 2026 after selling out during the quarter.
  • Bellwether Advisors sold 1,425 Monolithic Power Systems shares in Q2 2026, an estimated $1.56M.
  • Bellwether Advisors first reported a position in Monolithic Power Systems in Q1 2023 and held it in 2 quarters.
  • Bellwether Advisors's Monolithic Power Systems position peaked at $3.47M in Q1 2023.
  • 1,243 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on Bellwether Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.