Capstone Investment Advisors
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Capstone Investment Advisors’s Monolithic Power Systems MPWR Stock Holding History

Capstone Investment 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
2025
Q1 		– Sell
-980
Closed -$580K – 1704
2024
Q4 		$580K Buy
980
+905
+1,207% +$655K ﹤0.01% 1257
2024
Q3 		$69.3K Sell
75
-642
-90% -$554K ﹤0.01% 1764
2024
Q2 		$589K Sell
717
-1,496
-68% -$1.08M ﹤0.01% 1228
2024
Q1 		$1.5M Buy
2,213
+1,654
+296% +$1.1M 0.01% 919
2023
Q4 		$353K Buy
+559
New +$292K ﹤0.01% 1518
2023
Q3 		– Sell
-385
Closed -$208K – 2221
2023
Q2 		$208K Buy
+385
New +$183K ﹤0.01% 1535
2022
Q2 		– Sell
-2
Closed -$845 – 2015
2022
Q1 		$1K Buy
+2
New +$872 ﹤0.01% 2042

Other funds holding MPWR

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
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
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return
Brown Advisory
Brown Advisory Baltimore, Maryland $64.6B AUM 18.98% 1-Year Est. Return

Capstone Investment Advisors's MPWR Position: Q1 2025 in Review

Capstone Investment Advisors sold out of Monolithic Power Systems (MPWR) in Q1 2025, closing a stake of 980 shares — an estimated $580K sold.

Capstone Investment Advisors first reported a position in MPWR in Q1 2022 and held it in 7 quarters. The position peaked at $1.5M in Q1 2024. 863 funds tracked by Wall St. Rank hold MPWR as of Q1 2025.

  • Capstone Investment Advisors reported no remaining Monolithic Power Systems position as of Q1 2025 after selling out during the quarter.
  • Capstone Investment Advisors sold 980 Monolithic Power Systems shares in Q1 2025, an estimated $580K.
  • Capstone Investment Advisors first reported a position in Monolithic Power Systems in Q1 2022 and held it in 7 quarters.
  • Capstone Investment Advisors's Monolithic Power Systems position peaked at $1.5M in Q1 2024.
  • 863 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q1 2025.

Based on Capstone Investment Advisors's 13F filing for Q1 2025, filed 15 May 2025.