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

Riggs 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
2025
Q3 		– Sell
-15
Closed -$11K – 567
2025
Q2 		$11K Buy
15
+13
+650% +$8.28K ﹤0.01% 317
2025
Q1 		$1.16K Buy
+2
New +$1.26K ﹤0.01% 466
2024
Q4 		– Sell
-2
Closed -$1.85K – 673
2024
Q3 		$1.85K Buy
+2
New +$1.73K ﹤0.01% 375
2024
Q2 		– Sell
-2
Closed -$1.35K – 725
2024
Q1 		$1.35K Buy
+2
New +$1.33K ﹤0.01% 384

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
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

Riggs Asset Management's MPWR Position: Q3 2025 in Review

Riggs Asset Management sold out of Monolithic Power Systems (MPWR) in Q3 2025, closing a stake of 15 shares — an estimated $11K sold.

Riggs Asset Management first reported a position in MPWR in Q1 2024 and held it in 4 quarters. The position peaked at $11K in Q2 2025. 981 funds tracked by Wall St. Rank hold MPWR as of Q3 2025.

  • Riggs Asset Management reported no remaining Monolithic Power Systems position as of Q3 2025 after selling out during the quarter.
  • Riggs Asset Management sold 15 Monolithic Power Systems shares in Q3 2025, an estimated $11K.
  • Riggs Asset Management first reported a position in Monolithic Power Systems in Q1 2024 and held it in 4 quarters.
  • Riggs Asset Management's Monolithic Power Systems position peaked at $11K in Q2 2025.
  • 981 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q3 2025.

Based on Riggs Asset Management's 13F filing for Q3 2025, filed 13 Nov 2025.