Fred Alger Management’s Monolithic Power Systems MPWR Stock Holding History

Fred Alger 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 Q1	$18M	Sell	16,414 -1,185	-7%	-$1.29M	0.08%	121
2025 Q4	$16M	Buy	17,599 +2,425	+16%	+$2.33M	0.06%	132
2025 Q3	$14M	Sell	15,174 -3,028	-17%	-$2.46M	0.05%	153
2025 Q2	$13.3M	Sell	18,202 -606	-3%	-$386K	0.06%	149
2025 Q1	$10.9M	Buy	18,808 +1,415	+8%	+$892K	0.06%	161
2024 Q4	$10.3M	Buy	17,393 +2,241	+15%	+$1.62M	0.05%	174
2024 Q3	$14M	Buy	15,152 +966	+7%	+$834K	0.07%	156
2024 Q2	$11.7M	Sell	14,186 -1,084	-7%	-$782K	0.06%	175
2024 Q1	$10.3M	Buy	15,270 +5,871	+62%	+$3.92M	0.05%	190
2023 Q4	$5.93M	Buy	9,399 +47	+0.5%	+$24.6K	0.03%	229
2023 Q3	$4.32M	Buy	9,352 +2,206	+31%	+$1.13M	0.02%	252
2023 Q2	$3.86M	Buy	+7,146	New	+$3.39M	0.02%	274
2022 Q4	–	Sell	-181,281	Closed	-$65.9M	–	550
2022 Q3	$65.9M	Sell	181,281 -534	-0.3%	-$238K	0.33%	89
2022 Q2	$69.8M	Sell	181,815 -133,412	-42%	-$56.4M	0.33%	91
2022 Q1	$153M	Sell	315,227 -90,691	-22%	-$39.5M	0.49%	53
2021 Q4	$200M	Sell	405,918 -152,059	-27%	-$78.5M	0.5%	60
2021 Q3	$270M	Buy	557,977 +1,825	+0.3%	+$830K	0.64%	46
2021 Q2	$208M	Sell	556,152 -240,187	-30%	-$84.5M	0.49%	71
2021 Q1	$281M	Buy	796,339 +176,170	+28%	+$64.2M	0.74%	30
2020 Q4	$227M	Buy	620,169 +33,716	+6%	+$10.8M	0.59%	44
2020 Q3	$164M	Buy	586,453 +75,837	+15%	+$19.7M	0.48%	58
2020 Q2	$121M	Buy	510,616 +268,955	+111%	+$54.4M	0.4%	68
2020 Q1	$40.5M	Buy	+241,661	New	+$41.4M	0.18%	122
2019 Q4	–	Sell	-226	Closed	-$35K	–	505
2019 Q3	$35K	Sell	226 -13,033	-98%	-$1.95M	﹤0.01%	428
2019 Q2	$1.8M	Buy	13,259 +13,033	+5,767%	+$1.77M	0.01%	297
2019 Q1	$31K	Sell	226 -97	-30%	-$12.7K	﹤0.01%	428
2018 Q4	$38K	Hold	323	–	–	﹤0.01%	410
2018 Q3	$41K	Buy	323 +101	+45%	+$14.1K	﹤0.01%	431
2018 Q2	$30K	Hold	222	–	–	﹤0.01%	445
2018 Q1	$26K	Hold	222	–	–	﹤0.01%	464
2017 Q4	$25K	Hold	222	–	–	﹤0.01%	459
2017 Q3	$24K	Hold	222	–	–	﹤0.01%	426
2017 Q2	$21K	Hold	222	–	–	﹤0.01%	446
2017 Q1	$20K	Sell	222 -22,372	-99%	-$1.98M	﹤0.01%	438
2016 Q4	$1.85M	Sell	22,594 -116,887	-84%	-$9.38M	0.01%	264
2016 Q3	$11.2M	Sell	139,481 -12,427	-8%	-$918K	0.06%	157
2016 Q2	$10.4M	Sell	151,908 -23,011	-13%	-$1.51M	0.05%	167
2016 Q1	$11.1M	Buy	174,919 +4,489	+3%	+$267K	0.06%	177
2015 Q4	$10.9M	Buy	170,430 +28,093	+20%	+$1.74M	0.05%	172
2015 Q3	$7.29M	Buy	142,337 +21,986	+18%	+$1.09M	0.04%	232
2015 Q2	$6.1M	Buy	120,351 +19,663	+20%	+$1.04M	0.03%	279
2015 Q1	$5.3M	Sell	100,688 -71,811	-42%	-$3.62M	0.02%	335
2014 Q4	$8.58M	Buy	+172,499	New	+$7.75M	0.04%	281