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Contract OI history

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Nov 20, 2026 EXPIRATION

EXTR $25.00 Call

EXTR261120C00025000

Latest saved OI287Oct 23, 2026
Last change+7vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
EXTR $25.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2871430 2026-10-08: 72 OI2026-10-09: 72 OI2026-10-13: 70 OI2026-10-14: 261 OI2026-10-16: 261 OI2026-10-20: 280 OI2026-10-23: 287 OI Oct 08, 2026Oct 23, 2026

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

EXTR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing287+7
Oct 20, 2026280+19
Oct 16, 20262610
Oct 14, 2026261+191
Oct 13, 202670-2
Oct 09, 2026720
Oct 08, 202672No prior observation