MPM
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MBB Public Markets’s Monolithic Power Systems MPWR Stock Holding History

MBB Public Markets’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
-426
Closed -$312K – 329
2025
Q2 		$312K Sell
426
-99
-19% -$63.1K 0.03% 89
2025
Q1 		$304K Buy
+525
New +$331K 0.03% 409
2024
Q4 		– Sell
-360
Closed -$333K – 389
2024
Q3 		$333K Sell
360
-3,101
-90% -$2.68M 0.02% 284
2024
Q2 		$2.84M Buy
+3,461
New +$2.5M 0.06% 266

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 $3.37T AUM 44.26% 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

MBB Public Markets's MPWR Position: Q3 2025 in Review

MBB Public Markets sold out of Monolithic Power Systems (MPWR) in Q3 2025, closing a stake of 426 shares — an estimated $312K sold.

MBB Public Markets first reported a position in MPWR in Q2 2024 and held it in 4 quarters. The position peaked at $2.84M in Q2 2024. 981 funds tracked by Wall St. Rank hold MPWR as of Q3 2025.

  • MBB Public Markets reported no remaining Monolithic Power Systems position as of Q3 2025 after selling out during the quarter.
  • MBB Public Markets sold 426 Monolithic Power Systems shares in Q3 2025, an estimated $312K.
  • MBB Public Markets first reported a position in Monolithic Power Systems in Q2 2024 and held it in 4 quarters.
  • MBB Public Markets's Monolithic Power Systems position peaked at $2.84M in Q2 2024.
  • 981 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q3 2025.

Based on MBB Public Markets's 13F filing for Q3 2025, filed 14 Nov 2025.