Western Financial Corp’s Monolithic Power Systems MPWR Stock Holding History

Western Financial Corp’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	$1.42M	Buy	1,057 +418	+65%	+$548K	0.47%	47
2026 Q2	$883K	Buy	639 +254	+66%	+$381K	0.26%	69
2026 Q1	$421K	Buy	+385	New	+$421K	0.16%	96
2024 Q4	–	Sell	-1,165	Closed	-$1.08M	–	134
2024 Q3	$1.08M	Buy	+1,165	New	+$1.01M	0.61%	47
2022 Q4	–	Sell	-1,330	Closed	-$483K	–	104
2022 Q3	$483K	Buy	+1,330	New	+$592K	0.34%	80

Other funds holding MPWR

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

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

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

Principal Financial Group Des Moines, Iowa $195B AUM 21.17% 1-Year Est. Return

Natixis Paris, France $28B AUM 27.03% 1-Year Est. Return

Mitsubishi UFJ Asset Management Tokyo, Japan $194B AUM 32.2% 1-Year Est. Return

WAM

WT Asset Management Hong Kong $6.18B AUM 432.25% 1-Year Est. Return

Western Financial Corp's MPWR Position: Q3 2026 in Review

Western Financial Corp increased its Monolithic Power Systems (MPWR) stake by 65% in Q3 2026, buying an estimated $548K and bringing the position to 1,057 shares worth $1.42M. The position accounts for 0.47% of the portfolio, ranked #47.

Western Financial Corp first reported a position in MPWR in Q3 2022 and has held it in 5 quarters since. 670 funds tracked by Wall St. Rank hold MPWR as of Q3 2026.

Western Financial Corp held 1,057 shares of Monolithic Power Systems worth $1.42M as of Q3 2026.
Western Financial Corp bought 418 Monolithic Power Systems shares in Q3 2026, an estimated $548K.
Monolithic Power Systems made up 0.47% of Western Financial Corp's portfolio in Q3 2026, its #47 holding.
Western Financial Corp first reported a position in Monolithic Power Systems in Q3 2022 and has held it in 5 quarters since.
670 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q3 2026.

Based on Western Financial Corp's 13F filing for Q3 2026, filed 14 Oct 2026.