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Contract OI history

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Jan 21, 2028 EXPIRATION

CYTK $80.00 Call

CYTK280121C00080000

Latest saved OI10,818Oct 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. 10,8185,4090 2026-10-09: 10,818 OI2026-10-13: 10,818 OI2026-10-14: 10,818 OI2026-10-15: 10,818 OI2026-10-16: 10,818 OI2026-10-21: 10,818 OI2026-10-23: 10,818 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, 2026Viewing10,8180
Oct 21, 202610,8180
Oct 16, 202610,8180
Oct 15, 202610,8180
Oct 14, 202610,8180
Oct 13, 202610,8180
Oct 09, 202610,818No prior observation