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Contract OI history

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Jan 15, 2027 EXPIRATION

CYTK $65.00 Call

CYTK270115C00065000

Latest saved OI1,712Oct 23, 2026
Last change+7vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CYTK $65.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,7128560 2026-10-09: 1,253 OI2026-10-13: 1,674 OI2026-10-14: 1,674 OI2026-10-15: 1,703 OI2026-10-16: 1,705 OI2026-10-21: 1,705 OI2026-10-23: 1,712 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CYTK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,712+7
Oct 21, 20261,7050
Oct 16, 20261,705+2
Oct 15, 20261,703+29
Oct 14, 20261,6740
Oct 13, 20261,674+421
Oct 09, 20261,253No prior observation