Rock Springs Capital Management’s Cytokinetics CYTK Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$2.99M	Buy	45,364 +9,511	+27%	+$604K	0.18%	78
2025 Q4	$2.28M	Buy	+35,853	New	+$2.23M	0.12%	87
2024 Q4	–	Sell	-206,108	Closed	-$10.9M	–	111
2024 Q3	$10.9M	Buy	+206,108	New	+$11.5M	0.35%	65
2023 Q4	–	Sell	-134,252	Closed	-$3.96M	–	107
2023 Q3	$3.96M	Sell	134,252 -313,348	-70%	-$10.4M	0.11%	87
2023 Q2	$14.6M	Hold	447,600	–	–	0.35%	66
2023 Q1	$15.8M	Buy	447,600 +4,600	+1%	+$188K	0.38%	65
2022 Q4	$20.3M	Hold	443,000	–	–	0.49%	56
2022 Q3	$21.5M	Buy	443,000 +43,000	+11%	+$2.07M	0.55%	53
2022 Q2	$15.7M	Buy	+400,000	New	+$16.1M	0.46%	59
2020 Q4	–	Sell	-206,495	Closed	-$4.47M	–	158
2020 Q3	$4.47M	Buy	206,495 +129,078	+167%	+$3.02M	0.11%	133
2020 Q2	$1.82M	Buy	+77,417	New	+$1.45M	0.05%	136