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Contract OI history

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Oct 23, 2026 EXPIRATION

DOW $28.50 Call

DOW261023C00028500

Latest saved OI339Oct 23, 2026
Last change-61vs previous saved observation
Saved market days11Oct 05, 2026 onwards
Daily open interest Hover a point for its date and OI
DOW $28.50 call open interest history 11 saved observations from 2026-10-05 to 2026-10-23. Exact values and changes are listed in the table below. 4002000 2026-10-05: 28 OI2026-10-06: 28 OI2026-10-07: 46 OI2026-10-08: 46 OI2026-10-09: 82 OI2026-10-13: 174 OI2026-10-14: 197 OI2026-10-15: 184 OI2026-10-16: 179 OI2026-10-21: 400 OI2026-10-23: 339 OI Oct 05, 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, 2026Viewing339-61
Oct 21, 2026400+221
Oct 16, 2026179-5
Oct 15, 2026184-13
Oct 14, 2026197+23
Oct 13, 2026174+92
Oct 09, 202682+36
Oct 08, 2026460
Oct 07, 202646+18
Oct 06, 2026280
Oct 05, 202628No prior observation