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Contract OI history

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Jan 15, 2027 EXPIRATION

COST $1015.00 Call

COST270115C01015000

Latest saved OI253Oct 23, 2026
Last change+17vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
COST $1015.00 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. 2531260 2026-10-09: 227 OI2026-10-13: 230 OI2026-10-14: 230 OI2026-10-15: 231 OI2026-10-16: 233 OI2026-10-21: 236 OI2026-10-23: 253 OI Oct 09, 2026Oct 23, 2026

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

COST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing253+17
Oct 21, 2026236+3
Oct 16, 2026233+2
Oct 15, 2026231+1
Oct 14, 20262300
Oct 13, 2026230+3
Oct 09, 2026227No prior observation