Fred Alger Management’s Arrowhead Research ARWR Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$210M	Buy	3,342,493 +1,509,496	+82%	+$95.6M	0.92%	19
2025 Q4	$122M	Buy	1,832,997 +1,526,164	+497%	+$74.8M	0.48%	33
2025 Q3	$10.6M	Buy	+306,833	New	+$6.75M	0.04%	176
2024 Q2	–	Sell	-1,543	Closed	-$44.1K	–	430
2024 Q1	$44.1K	Sell	1,543 -37,093	-96%	-$1.19M	﹤0.01%	433
2023 Q4	$1.18M	Sell	38,636 -7,783	-17%	-$207K	0.01%	363
2023 Q3	$1.25M	Sell	46,419 -120,636	-72%	-$3.7M	0.01%	351
2023 Q2	$5.96M	Buy	+167,055	New	+$5.76M	0.03%	230
2021 Q4	–	Sell	-41,803	Closed	-$2.61M	–	512
2021 Q3	$2.61M	Buy	41,803 +15,249	+57%	+$987K	0.01%	333
2021 Q2	$2.2M	Sell	26,554 -4,719	-15%	-$351K	0.01%	346
2021 Q1	$2.07M	Sell	31,273 -4,048	-11%	-$314K	0.01%	344
2020 Q4	$2.71M	Buy	+35,321	New	+$2.26M	0.01%	317
2020 Q2	–	Sell	-8,000	Closed	-$230K	–	503
2020 Q1	$230K	Sell	8,000 -6,000	-43%	-$242K	﹤0.01%	393
2019 Q4	$888K	Buy	+14,000	New	+$695K	﹤0.01%	351
2014 Q4	–	Sell	-287,749	Closed	-$4.25M	–	580
2014 Q3	$4.25M	Sell	287,749 -31,496	-10%	-$430K	0.02%	357
2014 Q2	$4.57M	Buy	319,245 +274,095	+607%	+$3.59M	0.02%	365
2014 Q1	$741K	Buy	+45,150	New	+$793K	﹤0.01%	417