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Contract OI history

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Nov 20, 2026 EXPIRATION

CYTK $70.00 Call

CYTK261120C00070000

Latest saved OI2,723Oct 23, 2026
Last change+11vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CYTK $70.00 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. 2,7231,3610 2026-10-09: 2,654 OI2026-10-13: 2,657 OI2026-10-14: 2,656 OI2026-10-15: 2,697 OI2026-10-16: 2,702 OI2026-10-21: 2,712 OI2026-10-23: 2,723 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, 2026Viewing2,723+11
Oct 21, 20262,712+10
Oct 16, 20262,702+5
Oct 15, 20262,697+41
Oct 14, 20262,656-1
Oct 13, 20262,657+3
Oct 09, 20262,654No prior observation