Y-Intercept (HK)’s Monolithic Power Systems MPWR Stock Holding History

Y-Intercept (HK)’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	$6.94M	Sell	5,153 -12,921	-71%	-$16.9M	0.15%	149
2026 Q2	$25M	Buy	18,074 +13,445	+290%	+$20.2M	0.49%	14
2026 Q1	$5.06M	Buy	+4,629	New	+$5.06M	0.1%	316
2025 Q2	–	Sell	-1,978	Closed	-$1.15M	–	1875
2025 Q1	$1.15M	Buy	1,978 +384	+24%	+$242K	0.08%	356
2024 Q4	$943K	Buy	+1,594	New	+$1.15M	0.06%	451
2024 Q2	–	Sell	-730	Closed	-$495K	–	1722
2024 Q1	$495K	Buy	+730	New	+$487K	0.04%	715
2022 Q4	–	Sell	-6,881	Closed	-$2.5M	–	1221
2022 Q3	$2.5M	Buy	6,881 +3,739	+119%	+$1.66M	0.25%	101
2022 Q2	$1.21M	Buy	+3,142	New	+$1.33M	0.16%	185
2022 Q1	–	Sell	-1,763	Closed	-$870K	–	864
2021 Q4	$870K	Buy	+1,763	New	+$910K	0.21%	138

Other funds holding MPWR

Robeco Schweiz Zurich, Switzerland $5.55B AUM 53.94% 1-Year Est. Return

Zevenbergen Capital Investments Edmonds, Washington $4.37B AUM 52.9% 1-Year Est. Return

Congress Asset Management Boston, Massachusetts $15.4B AUM 30.39% 1-Year Est. Return

Robeco Institutional Asset Management Rotterdam, Netherlands $83.2B AUM 35.34% 1-Year Est. Return

New York State Teachers Retirement System (NYSTRS) Albany, New York $52.9B AUM 36.03% 1-Year Est. Return

Pembroke Management Montreal, Quebec, Canada $809M AUM 17.64% 1-Year Est. Return

AssetMark Inc Concord, California $59.5B AUM 15.92% 1-Year Est. Return

Vontobel Holding Zurich, Switzerland $27.7B AUM 21.75% 1-Year Est. Return

EULAV Asset Management Sarasota, Florida $2.77B AUM 18.47% 1-Year Est. Return

Vest Financial Mclean, Virginia $9.5B AUM 22.78% 1-Year Est. Return

Y-Intercept (HK)'s MPWR Position: Q3 2026 in Review

Y-Intercept (HK) reduced its Monolithic Power Systems (MPWR) stake by 71% in Q3 2026, selling an estimated $16.9M and leaving 5,153 shares worth $6.94M. The position accounts for 0.15% of the portfolio, ranked #149.

Y-Intercept (HK) first reported a position in MPWR in Q4 2021 and has held it in 9 quarters since. The position peaked at $25M in Q2 2026. 309 funds tracked by Wall St. Rank hold MPWR as of Q3 2026.

Y-Intercept (HK) held 5,153 shares of Monolithic Power Systems worth $6.94M as of Q3 2026.
Y-Intercept (HK) sold 12,921 Monolithic Power Systems shares in Q3 2026, an estimated $16.9M.
Monolithic Power Systems made up 0.15% of Y-Intercept (HK)'s portfolio in Q3 2026, its #149 holding.
Y-Intercept (HK) first reported a position in Monolithic Power Systems in Q4 2021 and has held it in 9 quarters since.
Y-Intercept (HK)'s Monolithic Power Systems position peaked at $25M in Q2 2026.
309 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q3 2026.

Based on Y-Intercept (HK)'s 13F filing for Q3 2026, filed 16 Oct 2026.