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Contract OI history

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Sep 17, 2027 EXPIRATION

DOW $40.00 Call

DOW270917C00040000

Latest saved OI834Oct 23, 2026
Last change+4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DOW $40.00 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. 1,5987990 2026-10-02: 1,582 OI2026-10-05: 1,583 OI2026-10-06: 1,583 OI2026-10-07: 1,584 OI2026-10-08: 1,584 OI2026-10-09: 1,598 OI2026-10-13: 1,598 OI2026-10-14: 1,598 OI2026-10-15: 1,598 OI2026-10-16: 827 OI2026-10-21: 830 OI2026-10-23: 834 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, 2026Viewing834+4
Oct 21, 2026830+3
Oct 16, 2026827-771
Oct 15, 20261,5980
Oct 14, 20261,5980
Oct 13, 20261,5980
Oct 09, 20261,598+14
Oct 08, 20261,5840
Oct 07, 20261,584+1
Oct 06, 20261,5830
Oct 05, 20261,583+1
Oct 02, 20261,582No prior observation