D.E. Shaw & Co’s Monolithic Power Systems MPWR Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-500	Closed	-$453K	–	4860
2025 Q4	$453K	Sell	500 -900	-64%	-$866K	﹤0.01%	3972
2025 Q3	$1.29M	Hold	1,400	–	–	﹤0.01%	3291
2025 Q2	$1.02M	Hold	1,400	–	–	﹤0.01%	3222
2025 Q1	$812K	Buy	1,400 +500	+56%	+$315K	﹤0.01%	3221
2024 Q4	$533K	Buy	+900	New	+$652K	﹤0.01%	3580
2023 Q4	–	Sell	-20,000	Closed	-$9.24M	–	4485
2023 Q3	$9.24M	Buy	+20,000	New	+$10.2M	0.01%	1342
2022 Q4	–	Sell	-10,100	Closed	-$3.67M	–	5010
2022 Q3	$3.67M	Hold	10,100	–	–	﹤0.01%	2422
2022 Q2	$3.88M	Hold	10,100	–	–	﹤0.01%	2436
2022 Q1	$4.91M	Sell	10,100 -10,000	-50%	-$4.36M	﹤0.01%	2335
2021 Q4	$9.92M	Buy	20,100 +9,200	+84%	+$4.75M	0.01%	1671
2021 Q3	$5.28M	Buy	+10,900	New	+$4.96M	﹤0.01%	2060
2018 Q2	–	Sell	-22,900	Closed	-$2.65M	–	3816
2018 Q1	$2.65M	Sell	22,900 -12,600	-35%	-$1.49M	﹤0.01%	1846
2017 Q4	$3.99M	Buy	+35,500	New	+$4.12M	0.01%	1646
2015 Q1	–	Sell	-21,100	Closed	-$1.05M	–	3866
2014 Q4	$1.05M	Sell	21,100 -12,400	-37%	-$557K	﹤0.01%	2790
2014 Q3	$1.48M	Buy	33,500 +21,100	+170%	+$928K	﹤0.01%	2472
2014 Q2	$525K	Buy	+12,400	New	+$481K	﹤0.01%	3486