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Contract OI history

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Nov 20, 2026 EXPIRATION

DOW $27.50 Call

DOW261120C00027500

Latest saved OI337Oct 23, 2026
Last change-8vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DOW $27.50 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3531760 2026-10-02: 333 OI2026-10-05: 350 OI2026-10-06: 350 OI2026-10-07: 338 OI2026-10-08: 338 OI2026-10-09: 341 OI2026-10-13: 347 OI2026-10-14: 349 OI2026-10-15: 350 OI2026-10-16: 353 OI2026-10-21: 345 OI2026-10-23: 337 OI Oct 02, 2026Oct 23, 2026

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

DOW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing337-8
Oct 21, 2026345-8
Oct 16, 2026353+3
Oct 15, 2026350+1
Oct 14, 2026349+2
Oct 13, 2026347+6
Oct 09, 2026341+3
Oct 08, 20263380
Oct 07, 2026338-12
Oct 06, 20263500
Oct 05, 2026350+17
Oct 02, 2026333No prior observation