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Contract OI history

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Dec 18, 2026 EXPIRATION

DAL $72.50 Put

DAL261218P00072500

Latest saved OI8,937Oct 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
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. 8,9664,4830 2026-10-02: 6,314 OI2026-10-05: 6,390 OI2026-10-06: 6,401 OI2026-10-07: 6,414 OI2026-10-08: 6,414 OI2026-10-09: 6,591 OI2026-10-13: 8,555 OI2026-10-14: 8,555 OI2026-10-15: 8,966 OI2026-10-16: 8,966 OI2026-10-21: 8,941 OI2026-10-23: 8,937 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, 2026Viewing8,937-4
Oct 21, 20268,941-25
Oct 16, 20268,9660
Oct 15, 20268,966+411
Oct 14, 20268,5550
Oct 13, 20268,555+1,964
Oct 09, 20266,591+177
Oct 08, 20266,4140
Oct 07, 20266,414+13
Oct 06, 20266,401+11
Oct 05, 20266,390+76
Oct 02, 20266,314No prior observation