CYTOKINETICS INC

Ticker: CYTK CUSIP: 23282W605 Class: EQTY

Capital International Investors's Holding History (CIK: 0001562230)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 1,178,780 Value ($000) $74,900 Avg Close $62.21 Range $53.61 - $70.98

Q3 2025

Shares 1,178,780 Value ($000) $64,786 Avg Close $41.20 Range $32.66 - $55.92

Q2 2025

Shares 1,168,110 Value ($000) $38,594 Avg Close $34.78 Range $29.31 - $43.69

Q1 2025

Shares 1,168,110 Value ($000) $46,946 Avg Close $45.96 Range $39.81 - $52.80

Q4 2024

Shares 1,096,164 Value ($000) $51,564 Avg Close $51.94 Range $45.66 - $59.39

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,178,780	$74,900	$62.21	$53.61 - $70.98
Q3 2025	1,178,780	$64,786	$41.20	$32.66 - $55.92
Q2 2025	1,168,110	$38,594	$34.78	$29.31 - $43.69
Q1 2025	1,168,110	$46,946	$45.96	$39.81 - $52.80
Q4 2024	1,096,164	$51,564	$51.94	$45.66 - $59.39