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Contract OI history

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May 21, 2027 EXPIRATION

CYTK $70.00 Call

CYTK270521C00070000

Latest saved OI215Oct 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. 2151070 2026-10-09: 42 OI2026-10-13: 85 OI2026-10-14: 120 OI2026-10-15: 139 OI2026-10-16: 167 OI2026-10-21: 215 OI2026-10-23: 215 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, 2026Viewing2150
Oct 21, 2026215+48
Oct 16, 2026167+28
Oct 15, 2026139+19
Oct 14, 2026120+35
Oct 13, 202685+43
Oct 09, 202642No prior observation