JP Morgan Chase
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JP Morgan Chase’s Monolithic Power Systems MPWR Stock Holding History

JP Morgan Chase’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
2024
Q3 		– Sell
-2,400
Closed -$1.97M – 7575
2024
Q2 		$1.97M Buy
+2,400
New +$1.73M ﹤0.01% 3804
2023
Q3 		– Sell
-2,900
Closed -$1.57M – 7627
2023
Q2 		$1.57M Buy
+2,900
New +$1.38M ﹤0.01% 3714

Other funds holding MPWR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

JP Morgan Chase's MPWR Position: Q1 2026 in Review

JP Morgan Chase increased its Monolithic Power Systems (MPWR) stake by 8.3% in Q1 2026, buying an estimated $46.6M and bringing the position to 554,919 shares worth $556M. The position accounts for 0.04% of the portfolio, ranked #384.

JP Morgan Chase first reported a position in MPWR in Q2 2013 and has held it in 51 quarters since. The position peaked at $931M in Q2 2024. 1,115 funds tracked by Wall St. Rank hold MPWR as of Q1 2026.

  • JP Morgan Chase held 554,919 shares of Monolithic Power Systems worth $556M as of Q1 2026.
  • JP Morgan Chase bought 42,646 Monolithic Power Systems shares in Q1 2026, an estimated $46.6M.
  • Monolithic Power Systems made up 0.04% of JP Morgan Chase's portfolio in Q1 2026, its #384 holding.
  • JP Morgan Chase first reported a position in Monolithic Power Systems in Q2 2013 and has held it in 51 quarters since.
  • JP Morgan Chase's Monolithic Power Systems position peaked at $931M in Q2 2024.
  • 1,115 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q1 2026.

Based on JP Morgan Chase's 13F filing for Q1 2026, filed 13 May 2026.