Rock Springs Capital Management’s Allakos ALLK Stock Holding History

Quarter	Market Value	Status	Shares	Shares Change %	Trade Value	Portfolio Weight	Portfolio Position
2025 Q1	–	Sell	-1,100,409	Closed	-$1.33M	–	98
2024 Q4	$1.33M	Sell	1,100,409 -100,000	-8%	-$121K	0.05%	98
2024 Q3	$784K	Hold	1,200,409	–	–	0.03%	104
2024 Q2	$1.2M	Buy	+1,200,409	New	+$1.2M	0.04%	105
2021 Q4	–	Sell	-305,706	Closed	-$32.4M	–	137
2021 Q3	$32.4M	Hold	305,706	–	–	0.68%	50
2021 Q2	$26.1M	Hold	305,706	–	–	0.52%	60
2021 Q1	$35.1M	Sell	305,706 -35,794	-10%	-$4.11M	0.77%	44
2020 Q4	$47.8M	Buy	341,500 +99,918	+41%	+$14M	1.01%	31
2020 Q3	$19.7M	Buy	241,582 +2,550	+1%	+$208K	0.5%	65
2020 Q2	$17.2M	Buy	239,032 +4,032	+2%	+$290K	0.47%	71
2020 Q1	$10.5M	Hold	235,000	–	–	0.43%	75
2019 Q4	$22.4M	Sell	235,000 -55,000	-19%	-$5.24M	0.71%	55
2019 Q3	$22.8M	Sell	290,000 -114,000	-28%	-$8.96M	0.91%	40
2019 Q2	$17.5M	Hold	404,000	–	–	0.63%	56
2019 Q1	$16.4M	Hold	404,000	–	–	0.63%	54
2018 Q4	$21.1M	Sell	404,000 -1,000	-0.2%	-$52.3K	1%	30
2018 Q3	$18.2M	Buy	+405,000	New	+$18.2M	0.66%	50