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Contract OI history

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Jan 15, 2027 EXPIRATION

CYTK $70.00 Call

CYTK270115C00070000

Latest saved OI2,219Oct 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 $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. 2,2191,1090 2026-10-09: 1,800 OI2026-10-13: 2,213 OI2026-10-14: 2,213 OI2026-10-15: 2,219 OI2026-10-16: 2,219 OI2026-10-21: 2,219 OI2026-10-23: 2,219 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, 2026Viewing2,2190
Oct 21, 20262,2190
Oct 16, 20262,2190
Oct 15, 20262,219+6
Oct 14, 20262,2130
Oct 13, 20262,213+413
Oct 09, 20261,800No prior observation