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Contract OI history

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Dec 18, 2026 EXPIRATION

DAL $77.50 Put

DAL261218P00077500

Latest saved OI1,082Oct 23, 2026
Last change-8vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DAL $77.50 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. 1,0905450 2026-10-02: 881 OI2026-10-05: 881 OI2026-10-06: 875 OI2026-10-07: 968 OI2026-10-08: 968 OI2026-10-09: 962 OI2026-10-13: 1,025 OI2026-10-14: 1,025 OI2026-10-15: 1,074 OI2026-10-16: 1,075 OI2026-10-21: 1,090 OI2026-10-23: 1,082 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, 2026Viewing1,082-8
Oct 21, 20261,090+15
Oct 16, 20261,075+1
Oct 15, 20261,074+49
Oct 14, 20261,0250
Oct 13, 20261,025+63
Oct 09, 2026962-6
Oct 08, 20269680
Oct 07, 2026968+93
Oct 06, 2026875-6
Oct 05, 20268810
Oct 02, 2026881No prior observation