JAM
MPWR icon

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

Jupiter 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
2026
Q2 		$21.1M Sell
15,242
-3,308
-18% -$4.97M 0.1% 227
2026
Q1 		$20.3M Sell
18,550
-2,425
-12% -$2.65M 0.11% 208
2025
Q4 		$19M Sell
20,975
-4,521
-18% -$4.35M 0.15% 173
2025
Q3 		$23.5M Sell
25,496
-44,860
-64% -$36.4M 0.2% 144
2025
Q2 		$51.5M Buy
70,356
+44,355
+171% +$28.3M 0.43% 78
2025
Q1 		$15.1M Sell
26,001
-689
-3% -$434K 0.14% 190
2024
Q4 		$15.8M Buy
26,690
+13
+0% +$9.41K 0.15% 179
2024
Q3 		$24.7M Sell
26,677
-4,352
-14% -$3.76M 0.22% 152
2024
Q2 		$25.5M Sell
31,029
-1,048
-3% -$756K 0.24% 138
2024
Q1 		$21.7M Sell
32,077
-5,048
-14% -$3.37M 0.21% 157
2023
Q4 		$23.4M Sell
37,125
-7,697
-17% -$4.02M 0.23% 141
2023
Q3 		$20.7M Sell
44,822
-6,432
-13% -$3.29M 0.23% 131
2023
Q2 		$27.7M Sell
51,254
-23,959
-32% -$11.4M 0.3% 93
2023
Q1 		$37.6M Sell
75,213
-46,085
-38% -$21.2M 0.52% 48
2022
Q4 		$42.9M Buy
121,298
+8,207
+7% +$2.95M 0.63% 39
2022
Q3 		$41.1M Buy
113,091
+1,218
+1% +$542K 0.64% 34
2022
Q2 		$43M Buy
111,873
+27,191
+32% +$11.5M 0.6% 34
2022
Q1 		$41.1M Buy
84,682
+61,624
+267% +$26.9M 0.49% 58
2021
Q4 		$11.3M Buy
23,058
+18,889
+453% +$9.75M 0.12% 193
2021
Q3 		$2.02M Hold
4,169
– – 0.02% 343
2021
Q2 		$1.56M Buy
+4,169
New +$1.47M 0.02% 403

Other funds holding MPWR

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
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Jupiter Asset Management's MPWR Position: Q2 2026 in Review

Jupiter Asset Management reduced its Monolithic Power Systems (MPWR) stake by 18% in Q2 2026, selling an estimated $4.97M and leaving 15,242 shares worth $21.1M. The position accounts for 0.1% of the portfolio, ranked #227.

Jupiter Asset Management first reported a position in MPWR in Q2 2021 and has held it in 21 quarters since. The position peaked at $51.5M in Q2 2025. 1,235 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • Jupiter Asset Management held 15,242 shares of Monolithic Power Systems worth $21.1M as of Q2 2026.
  • Jupiter Asset Management sold 3,308 Monolithic Power Systems shares in Q2 2026, an estimated $4.97M.
  • Monolithic Power Systems made up 0.1% of Jupiter Asset Management's portfolio in Q2 2026, its #227 holding.
  • Jupiter Asset Management first reported a position in Monolithic Power Systems in Q2 2021 and has held it in 21 quarters since.
  • Jupiter Asset Management's Monolithic Power Systems position peaked at $51.5M in Q2 2025.
  • 1,235 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on Jupiter Asset Management's 13F filing for Q2 2026, filed 10 Aug 2026.