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Contract OI history

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Jan 15, 2027 EXPIRATION

CELC $55.00 Call

CELC270115C00055000

Latest saved OI396Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CELC $55.00 call open interest history 6 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 3961980 2026-10-08: 64 OI2026-10-13: 296 OI2026-10-14: 296 OI2026-10-16: 296 OI2026-10-20: 396 OI2026-10-23: 396 OI Oct 08, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CELC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3960
Oct 20, 2026396+100
Oct 16, 20262960
Oct 14, 20262960
Oct 13, 2026296+232
Oct 08, 202664No prior observation