CYTOKINETICS INC

Ticker: CYTK CUSIP: 23282W605 Class: EQTY

Avidity Partners Management LP's Holding History (CIK: 0001791827)

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

Q1 2024

Shares 166,000 Value ($000) $11,638 Avg Close $77.34 Range $61.33 - $110.25

Q1 2023

Shares 252,000 Value ($000) $8,868 Avg Close $40.80 Range $32.96 - $46.23

Q4 2022

Shares 420,700 Value ($000) $19,276 Avg Close $42.95 Range $35.35 - $52.40

Q3 2022

Shares 335,000 Value ($000) $16,231 Avg Close $48.13 Range $38.16 - $55.80

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2024	166,000	$11,638	$77.34	$61.33 - $110.25
Q1 2023	252,000	$8,868	$40.80	$32.96 - $46.23
Q4 2022	420,700	$19,276	$42.95	$35.35 - $52.40
Q3 2022	335,000	$16,231	$48.13	$38.16 - $55.80