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InceptionR’s Monolithic Power Systems MPWR Stock Holding History

InceptionR’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
-1,043
Closed -$763K – 846
2025
Q2 		$763K Sell
1,043
-437
-30% -$278K 0.18% 208
2025
Q1 		$858K Buy
+1,480
New +$933K 0.26% 143
2024
Q3 		– Sell
-266
Closed -$219K – 793
2024
Q2 		$219K Sell
266
-70
-21% -$50.5K 0.06% 495
2024
Q1 		$228K Buy
+336
New +$224K 0.06% 493
2023
Q4 		– Sell
-617
Closed -$285K – 476
2023
Q3 		$285K Buy
+617
New +$316K 0.16% 265
2023
Q2 		– Sell
-913
Closed -$457K – 556
2023
Q1 		$457K Buy
913
+183
+25% +$84.1K 0.15% 262
2022
Q4 		$258K Buy
+730
New +$262K 0.14% 303

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

InceptionR's MPWR Position: Q3 2025 in Review

InceptionR sold out of Monolithic Power Systems (MPWR) in Q3 2025, closing a stake of 1,043 shares — an estimated $763K sold.

InceptionR first reported a position in MPWR in Q4 2022 and held it in 7 quarters. The position peaked at $858K in Q1 2025. 981 funds tracked by Wall St. Rank hold MPWR as of Q3 2025.

  • InceptionR reported no remaining Monolithic Power Systems position as of Q3 2025 after selling out during the quarter.
  • InceptionR sold 1,043 Monolithic Power Systems shares in Q3 2025, an estimated $763K.
  • InceptionR first reported a position in Monolithic Power Systems in Q4 2022 and held it in 7 quarters.
  • InceptionR's Monolithic Power Systems position peaked at $858K in Q1 2025.
  • 981 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q3 2025.

Based on InceptionR's 13F filing for Q3 2025, filed 13 Nov 2025.