Corundum Group’s Monolithic Power Systems MPWR Stock Holding History

Corundum 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	$221K	Sell	160 -77	-32%	-$116K	0.07%	106
2026 Q1	$259K	Sell	237 -47	-17%	-$51.3K	0.09%	88
2025 Q4	$257K	Buy	284 +30	+12%	+$28.9K	0.09%	98
2025 Q3	$234K	Sell	254 -23	-8%	-$18.6K	0.1%	95
2025 Q2	$203K	Buy	+277	New	+$176K	0.09%	100
2024 Q4	–	Sell	-292	Closed	-$270K	–	104
2024 Q3	$270K	Sell	292 -20	-6%	-$17.3K	0.12%	88
2024 Q2	$256K	Buy	312 +1	+0.3%	+$722	0.1%	87
2024 Q1	$211K	Buy	+311	New	+$208K	0.1%	96

Other funds holding MPWR

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Corundum Group's MPWR Position: Q2 2026 in Review

Corundum Group reduced its Monolithic Power Systems (MPWR) stake by 32% in Q2 2026, selling an estimated $116K and leaving 160 shares worth $221K. The position accounts for 0.07% of the portfolio, ranked #106.

Corundum Group first reported a position in MPWR in Q1 2024 and has held it in 8 quarters since. The position peaked at $270K in Q3 2024. 1,243 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

Corundum Group held 160 shares of Monolithic Power Systems worth $221K as of Q2 2026.
Corundum Group sold 77 Monolithic Power Systems shares in Q2 2026, an estimated $116K.
Monolithic Power Systems made up 0.07% of Corundum Group's portfolio in Q2 2026, its #106 holding.
Corundum Group first reported a position in Monolithic Power Systems in Q1 2024 and has held it in 8 quarters since.
Corundum Group's Monolithic Power Systems position peaked at $270K in Q3 2024.
1,243 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on Corundum Group's 13F filing for Q2 2026, filed 7 Aug 2026.