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
-100
Closed -$59.2K – 1703
2024
Q4 		$59.2K Sell
100
-900
-90% -$652K ﹤0.01% 1748
2024
Q3 		$925K Sell
1,000
-600
-38% -$518K ﹤0.01% 983
2024
Q2 		$1.31M Hold
1,600
– – ﹤0.01% 879
2024
Q1 		$1.08M Buy
1,600
+200
+14% +$134K ﹤0.01% 1098
2023
Q4 		$883K Buy
+1,400
New +$731K ﹤0.01% 1101
2022
Q4 		– Sell
-400
Closed -$145K – 1605
2022
Q3 		$145K Hold
400
– – ﹤0.01% 1527
2022
Q2 		$154K Sell
400
-1,200
-75% -$507K ﹤0.01% 1456
2022
Q1 		$777K Buy
+1,600
New +$697K ﹤0.01% 1397
2021
Q4 		– Sell
-2,000
Closed -$969K – 2003
2021
Q3 		$969K Buy
2,000
+1,700
+567% +$773K ﹤0.01% 1435
2021
Q2 		$112K Buy
+300
New +$106K ﹤0.01% 1552

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 $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 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 $408B AUM 30.18% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return
Brown Advisory
Brown Advisory Baltimore, Maryland $60.9B AUM 15.24% 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. 862 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.
  • 862 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.