Does FMR own CYTK stock?

Yes. As of its Q2 2026 13F, FMR holds 5,031,782 shares of CYTK (Cytokinetics), worth $428.7M.

How many shares of CYTK does FMR own?

As of its Q2 2026 13F, FMR holds 5,031,782 shares of CYTK (Cytokinetics).

As of its Q2 2026 13F, FMR's CYTK position is worth $428.7M.

In Q2 2026, FMR reduced its CYTK position by 5,691,358 shares (-53.1%).

FMR already held CYTK in its Q3 2019 13F, the earliest on record, and has listed it in 28 quarterly 13F filings.

Position history for FMR LLC's holdings in CYTOKINETICS INC

Current Value

$428.7M

Current Shares

Total Value Change

+$409.5M

Total Shares Change

+3.3M

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	5M	-53.1%	$428.7M	0.0%	$85.19	0
2026-Q1	Decreased	10.7M	-16.3%	$706.8M	0.0%	$65.91	0
2025-Q4	Decreased	12.8M	-2.2%	$813.8M	0.0%	$63.54	0
2025-Q3	Increased	13.1M	+16.2%	$719.5M	0.0%	$54.96	37
2025-Q2	Increased	11.3M	+9.2%	$372.3M	0.0%	$33.04	34
2025-Q1	Decreased	10.3M	-4.4%	$414.6M	0.0%	$40.19	0
2024-Q4	Decreased	10.8M	-10.8%	$507.8M	0.0%	$47.04	0
2024-Q3	Increased	12.1M	+5.0%	$638.6M	0.0%	$52.80	33
2024-Q2	Increased	11.5M	+5.7%	$624.3M	0.0%	$54.18	33
2024-Q1	Decreased	10.9M	-16.2%	$764.3M	0.1%	$70.11	0
2023-Q4	Increased	13M	+8.5%	$1.1B	0.1%	$83.49	35
2023-Q3	Decreased	12M	-1.4%	$353.2M	0.0%	$29.46	0
2023-Q2	Decreased	12.2M	-5.5%	$396.8M	0.0%	$32.62	0
2023-Q1	Decreased	12.9M	-3.7%	$452.7M	0.0%	$35.19	0
2022-Q4	Increased	13.4M	+3.7%	$612.2M	0.1%	$45.82	33
2022-Q3	Increased	12.9M	+0.7%	$624.5M	0.1%	$48.45	32
2022-Q2	Increased	12.8M	+0.8%	$503.1M	0.1%	$39.29	31
2022-Q1	Increased	12.7M	+1.3%	$467.7M	0.0%	$36.81	32
2021-Q4	Increased	12.5M	+0.4%	$571.6M	0.0%	$45.58	31
2021-Q3	Increased	12.5M	+47.1%	$446.2M	0.0%	$35.74	43
2021-Q2	Increased	8.5M	+121.0%	$168M	0.0%	$19.79	49
2021-Q1	Increased	3.8M	+270.3%	$89.4M	0.0%	$23.26	48
2020-Q4	Decreased	1M	-69.1%	$21.6M	0.0%	$20.78	0
2020-Q3	Decreased	3.4M	-4.4%	$72.6M	0.0%	$21.65	0
2020-Q2	Increased	3.5M	+19.6%	$82.7M	0.0%	$23.57	35
2020-Q1	Increased	2.9M	+64.5%	$34.6M	0.0%	$11.79	42
2019-Q4	Increased	1.8M	+6.0%	$18.9M	0.0%	$10.61	30
2019-Q3	First report	1.7M	-	$19.2M	0.0%	$11.38	0