MMA
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Mizuho Markets Americas’s Monolithic Power Systems MPWR Stock Holding History

Mizuho Markets Americas’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 		$36.5M Buy
26,404
+26,049
+7,338% +$39.1M 0.57% 52
2026
Q1 		$388K Buy
+355
New +$388K 0.01% 151
2024
Q3 		– Sell
-3,000
Closed -$2.47M – 210
2024
Q2 		$2.47M Buy
+3,000
New +$2.16M 0.06% 161

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 $3.38T AUM 44.17% 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

Mizuho Markets Americas's MPWR Position: Q2 2026 in Review

Mizuho Markets Americas increased its Monolithic Power Systems (MPWR) stake by 7,338% in Q2 2026, buying an estimated $39.1M and bringing the position to 26,404 shares worth $36.5M. The position accounts for 0.57% of the portfolio, ranked #52.

Mizuho Markets Americas first reported a position in MPWR in Q2 2024 and has held it in 3 quarters since. 1,246 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • Mizuho Markets Americas held 26,404 shares of Monolithic Power Systems worth $36.5M as of Q2 2026.
  • Mizuho Markets Americas bought 26,049 Monolithic Power Systems shares in Q2 2026, an estimated $39.1M.
  • Monolithic Power Systems made up 0.57% of Mizuho Markets Americas's portfolio in Q2 2026, its #52 holding.
  • Mizuho Markets Americas first reported a position in Monolithic Power Systems in Q2 2024 and has held it in 3 quarters since.
  • 1,246 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on Mizuho Markets Americas's 13F filing for Q2 2026, filed 24 Jul 2026.