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Contract OI history

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Jan 15, 2027 EXPIRATION

CYTK $80.00 Call

CYTK270115C00080000

Latest saved OI18,731Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CYTK $80.00 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. 18,7319,3650 2026-10-09: 18,730 OI2026-10-13: 18,731 OI2026-10-14: 18,731 OI2026-10-15: 18,731 OI2026-10-16: 18,731 OI2026-10-21: 18,731 OI2026-10-23: 18,731 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, 2026Viewing18,7310
Oct 21, 202618,7310
Oct 16, 202618,7310
Oct 15, 202618,7310
Oct 14, 202618,7310
Oct 13, 202618,731+1
Oct 09, 202618,730No prior observation