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Contract OI history

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Mar 19, 2027 EXPIRATION

DAL $77.50 Put

DAL270319P00077500

Latest saved OI518Oct 23, 2026
Last change+26vs 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. 5182590 2026-10-02: 484 OI2026-10-05: 484 OI2026-10-06: 508 OI2026-10-07: 510 OI2026-10-08: 510 OI2026-10-09: 506 OI2026-10-13: 491 OI2026-10-14: 491 OI2026-10-15: 491 OI2026-10-16: 490 OI2026-10-21: 492 OI2026-10-23: 518 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, 2026Viewing518+26
Oct 21, 2026492+2
Oct 16, 2026490-1
Oct 15, 20264910
Oct 14, 20264910
Oct 13, 2026491-15
Oct 09, 2026506-4
Oct 08, 20265100
Oct 07, 2026510+2
Oct 06, 2026508+24
Oct 05, 20264840
Oct 02, 2026484No prior observation