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Contract OI history

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Jan 21, 2028 EXPIRATION

DOW $37.50 Call

DOW280121C00037500

Latest saved OI1,273Oct 23, 2026
Last change+19vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DOW $37.50 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. 1,2736360 2026-10-02: 1,226 OI2026-10-05: 1,227 OI2026-10-06: 1,227 OI2026-10-07: 1,227 OI2026-10-08: 1,227 OI2026-10-09: 1,231 OI2026-10-13: 1,231 OI2026-10-14: 1,225 OI2026-10-15: 1,226 OI2026-10-16: 1,233 OI2026-10-21: 1,254 OI2026-10-23: 1,273 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, 2026Viewing1,273+19
Oct 21, 20261,254+21
Oct 16, 20261,233+7
Oct 15, 20261,226+1
Oct 14, 20261,225-6
Oct 13, 20261,2310
Oct 09, 20261,231+4
Oct 08, 20261,2270
Oct 07, 20261,2270
Oct 06, 20261,2270
Oct 05, 20261,227+1
Oct 02, 20261,226No prior observation