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Contract OI history

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Mar 19, 2027 EXPIRATION

EXTR $25.00 Call

EXTR270319C00025000

Latest saved OI168Oct 23, 2026
Last change0vs 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. 175870 2026-10-08: 175 OI2026-10-09: 167 OI2026-10-13: 167 OI2026-10-14: 167 OI2026-10-16: 167 OI2026-10-20: 168 OI2026-10-23: 168 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, 2026Viewing1680
Oct 20, 2026168+1
Oct 16, 20261670
Oct 14, 20261670
Oct 13, 20261670
Oct 09, 2026167-8
Oct 08, 2026175No prior observation