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Contract OI history

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Jan 15, 2027 EXPIRATION

DAL $72.50 Put

DAL270115P00072500

Latest saved OI2,423Oct 23, 2026
Last change+1,233vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DAL $72.50 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2,4231,2110 2026-10-02: 1,134 OI2026-10-05: 1,134 OI2026-10-06: 1,134 OI2026-10-07: 1,134 OI2026-10-08: 1,134 OI2026-10-09: 1,173 OI2026-10-13: 1,173 OI2026-10-14: 1,173 OI2026-10-15: 1,205 OI2026-10-16: 1,205 OI2026-10-21: 1,190 OI2026-10-23: 2,423 OI Oct 02, 2026Oct 23, 2026

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

DAL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,423+1,233
Oct 21, 20261,190-15
Oct 16, 20261,2050
Oct 15, 20261,205+32
Oct 14, 20261,1730
Oct 13, 20261,1730
Oct 09, 20261,173+39
Oct 08, 20261,1340
Oct 07, 20261,1340
Oct 06, 20261,1340
Oct 05, 20261,1340
Oct 02, 20261,134No prior observation