Sepio Capital’s Monolithic Power Systems MPWR Stock Holding History

Sepio Capital’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	–	Sell	-157	Closed	-$217K	–	334
2026 Q2	$217K	Sell	157 -36	-19%	-$54K	0.01%	326
2026 Q1	$211K	Buy	+193	New	+$211K	0.01%	349
2024 Q1	–	Sell	-348	Closed	-$220K	–	298
2023 Q4	$220K	Buy	+348	New	+$182K	0.02%	277

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

Sepio Capital's MPWR Position: Q3 2026 in Review

Sepio Capital sold out of Monolithic Power Systems (MPWR) in Q3 2026, closing a stake of 157 shares — an estimated $217K sold.

Sepio Capital first reported a position in MPWR in Q4 2023 and held it in 3 quarters. The position peaked at $220K in Q4 2023. 647 funds tracked by Wall St. Rank hold MPWR as of Q3 2026.

Sepio Capital reported no remaining Monolithic Power Systems position as of Q3 2026 after selling out during the quarter.
Sepio Capital sold 157 Monolithic Power Systems shares in Q3 2026, an estimated $217K.
Sepio Capital first reported a position in Monolithic Power Systems in Q4 2023 and held it in 3 quarters.
Sepio Capital's Monolithic Power Systems position peaked at $220K in Q4 2023.
647 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q3 2026.

Based on Sepio Capital's 13F filing for Q3 2026, filed 22 Oct 2026.