Summit Securities Group’s Monolithic Power Systems MPWR Stock Holding History

Summit Securities 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 Q3	$82.2K	Buy	+61	New	+$79.9K	0.01%	476
2026 Q1	–	Sell	-144	Closed	-$131K	–	1259
2025 Q4	$131K	Buy	144 +61	+73%	+$58.7K	0.02%	418
2025 Q3	$76.4K	Buy	83 +51	+159%	+$41.4K	0.02%	456
2025 Q2	$23.4K	Buy	+32	New	+$20.4K	﹤0.01%	686
2023 Q3	–	Sell	-59	Closed	-$32K	–	860
2023 Q2	$32K	Sell	59 -51	-46%	-$24.2K	﹤0.01%	523
2023 Q1	$55K	Buy	110 +64	+139%	+$29.4K	﹤0.01%	399
2022 Q4	$16K	Sell	46 -13	-22%	-$4.67K	﹤0.01%	946
2022 Q3	$21K	Sell	59 -33	-36%	-$14.7K	﹤0.01%	716
2022 Q2	$35K	Buy	92 +73	+384%	+$30.8K	﹤0.01%	641
2022 Q1	$9K	Buy	+19	New	+$8.28K	﹤0.01%	861

Other funds holding MPWR

Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

Barclays London, United Kingdom $500B AUM 36.84% 1-Year Est. Return

UBS Group Zurich, Switzerland $765B AUM 28.39% 1-Year Est. Return

VOYA Investment Management Atlanta, Georgia $109B AUM 51.53% 1-Year Est. Return

Bank of New York Mellon New York $608B AUM 32.77% 1-Year Est. Return

Amundi Paris, France $496B AUM 35.36% 1-Year Est. Return

Fidelity International Hamilton, Bermuda $144B AUM 22.91% 1-Year Est. Return

Deutsche Bank Frankfurt Am Main Ge, Germany $362B AUM 34.89% 1-Year Est. Return

Citigroup New York $308B AUM 40.94% 1-Year Est. Return

Summit Securities Group's MPWR Position: Q3 2026 in Review

Summit Securities Group opened a new position in Monolithic Power Systems (MPWR) in Q3 2026: 61 shares worth $82.2K. The stake represents 0.01% of the portfolio and ranks #476 among its holdings. This is a return to the name: Summit Securities Group previously reported a position in MPWR as recently as Q4 2025.

Summit Securities Group first reported a position in MPWR in Q1 2022 and has held it in 10 quarters since. The position peaked at $131K in Q4 2025. 763 funds tracked by Wall St. Rank hold MPWR as of Q3 2026.

Summit Securities Group held 61 shares of Monolithic Power Systems worth $82.2K as of Q3 2026.
Monolithic Power Systems was a new Summit Securities Group position in Q3 2026.
Monolithic Power Systems made up 0.01% of Summit Securities Group's portfolio in Q3 2026, its #476 holding.
Summit Securities Group first reported a position in Monolithic Power Systems in Q1 2022 and has held it in 10 quarters since.
Summit Securities Group's Monolithic Power Systems position peaked at $131K in Q4 2025.
763 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q3 2026.

Based on Summit Securities Group's 13F filing for Q3 2026, filed 5 Nov 2026.