CPG
MPWR icon

Cornerstone Planning Group’s Monolithic Power Systems MPWR Stock Holding History

Cornerstone Planning Group’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 		$56.1K Sell
40
-6
-13% -$9.01K 0.01% 381
2026
Q1 		$71.6K Buy
46
+2
+5% +$2.19K 0.01% 314
2025
Q4 		$51.1K Sell
44
-1
-2% -$962 0.01% 340
2025
Q3 		$48.9K Buy
45
+38
+543% +$30.8K 0.01% 349
2025
Q2 		$5.62K Buy
7
+1
+17% +$637 ﹤0.01% 697
2025
Q1 		$3.22K Buy
6
+3
+100% +$1.89K ﹤0.01% 857
2024
Q4 		$1.8K Buy
+3
New +$2.17K ﹤0.01% 820

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

Cornerstone Planning Group's MPWR Position: Q2 2026 in Review

Cornerstone Planning Group reduced its Monolithic Power Systems (MPWR) stake by 13% in Q2 2026, selling an estimated $9.01K and leaving 40 shares worth $56.1K. The position accounts for 0.01% of the portfolio, ranked #381.

Cornerstone Planning Group first reported a position in MPWR in Q4 2024 and has held it in 7 quarters since. The position peaked at $71.6K in Q1 2026. 1,243 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

  • Cornerstone Planning Group held 40 shares of Monolithic Power Systems worth $56.1K as of Q2 2026.
  • Cornerstone Planning Group sold 6 Monolithic Power Systems shares in Q2 2026, an estimated $9.01K.
  • Monolithic Power Systems made up 0.01% of Cornerstone Planning Group's portfolio in Q2 2026, its #381 holding.
  • Cornerstone Planning Group first reported a position in Monolithic Power Systems in Q4 2024 and has held it in 7 quarters since.
  • Cornerstone Planning Group's Monolithic Power Systems position peaked at $71.6K in Q1 2026.
  • 1,243 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on Cornerstone Planning Group's 13F filing for Q2 2026, filed 29 Jul 2026.