Insider Trading

Current insider transactions (SEC Form 4) — buys and sells by officers, directors, and major shareholders.

A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).
Ticker	Insider	Title	Date	Transaction	Price ($)	Shares	Value ($)	SEC Form 4
CYTK	Landry Robert E	Director	09/15/2026	Verkauf	72.13	1,000	72,130	Form 4
CYTK	Blum Robert I	President & CEO	09/15/2026	Verkauf	69.33	97,926	6,789,210	Form 4
CYTK	Blum Robert I	President & CEO	09/14/2026	Verkauf	73.44	7,500	550,800	Form 4
CYTK	Landry Robert E	Director	09/11/2026	Verkauf	74.66	1,000	74,660	Form 4
CYTK	Malik Fady Ibraham	EVP Research & Development	09/08/2026	Verkauf	75.46	3,500	264,110	Form 4
CYTK	Parshall B Lynne	Director	09/01/2026	Verkauf	71.48	5,000	357,400	Form 4
CYTK	Callos Andrew	EVP, Chief Commercial Officer	08/31/2026	Verkauf	70.24	10,000	702,400	Form 4
CYTK	Blum Robert I	President & CEO	08/31/2026	Verkauf	70.24	7,500	526,800	Form 4
CYTK	Malik Fady Ibraham	EVP Research & Development	08/18/2026	Verkauf	75.82	3,500	265,370	Form 4
CYTK	Blum Robert I	President & CEO	08/10/2026	Verkauf	76.76	7,500	575,700	Form 4
CYTK	Callos Andrew	EVP, Chief Commercial Officer	07/30/2026	Verkauf	79.88	14,000	1,118,320	Form 4
CYTK	Blum Robert I	President & CEO	07/27/2026	Verkauf	80.87	7,500	606,525	Form 4
CYTK	Malik Fady Ibraham	EVP Research & Development	07/21/2026	Verkauf	80.59	3,500	282,065	Form 4
CYTK	Blum Robert I	President & CEO	07/13/2026	Verkauf	82.02	7,490	614,330	Form 4
CYTK	Blum Robert I	President & CEO	07/13/2026	Verkauf	82.02	10	820	Form 4
CYTK	Fady Ibraham Malik	EVP	04/21/2026	Verkauf	65.69	3,500	229,915	Form 4

A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).

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