Laurion Capital Management’s Monolithic Power Systems MPWR Stock Holding History

Laurion Capital Management’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	$4.95M	Buy	+3,579	New	+$5.37M	0.13%	148
2026 Q1	–	Sell	-600	Closed	-$656K	–	448
2025 Q4	$544K	Buy	+600	New	+$577K	0.02%	256
2020 Q3	–	Sell	-10,662	Closed	-$2.53M	–	1039
2020 Q2	$2.53M	Buy	+10,662	New	+$2.16M	0.03%	304
2018 Q3	–	Sell	-2,088	Closed	-$279K	–	1416
2018 Q2	$279K	Buy	+2,088	New	+$266K	﹤0.01%	1107
2018 Q1	–	Sell	-2,552	Closed	-$287K	–	1549
2017 Q4	$287K	Buy	+2,552	New	+$296K	﹤0.01%	1336

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

Laurion Capital Management's MPWR Position: Q2 2026 in Review

Laurion Capital Management opened a new position in Monolithic Power Systems (MPWR) in Q2 2026: 3,579 shares worth $4.95M. The stake represents 0.13% of the portfolio and ranks #148 among its holdings. This is a return to the name: Laurion Capital Management previously reported a position in MPWR as recently as Q4 2025.

Laurion Capital Management first reported a position in MPWR in Q4 2017 and has held it in 5 quarters since. 1,240 funds tracked by Wall St. Rank hold MPWR as of Q2 2026.

Laurion Capital Management held 3,579 shares of Monolithic Power Systems worth $4.95M as of Q2 2026.
Monolithic Power Systems was a new Laurion Capital Management position in Q2 2026.
Monolithic Power Systems made up 0.13% of Laurion Capital Management's portfolio in Q2 2026, its #148 holding.
Laurion Capital Management first reported a position in Monolithic Power Systems in Q4 2017 and has held it in 5 quarters since.
1,240 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q2 2026.

Based on Laurion Capital Management's 13F filing for Q2 2026, filed 13 Aug 2026.