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Contract OI history

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Jan 15, 2027 EXPIRATION

DAL $55.00 Put

DAL270115P00055000

Latest saved OI2,379Oct 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 $55.00 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. 2,7731,3860 2026-10-02: 2,773 OI2026-10-05: 2,773 OI2026-10-06: 2,765 OI2026-10-07: 2,765 OI2026-10-08: 2,765 OI2026-10-09: 2,373 OI2026-10-13: 2,372 OI2026-10-14: 2,372 OI2026-10-15: 2,371 OI2026-10-16: 2,371 OI2026-10-21: 2,371 OI2026-10-23: 2,379 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, 2026Viewing2,379+8
Oct 21, 20262,3710
Oct 16, 20262,3710
Oct 15, 20262,371-1
Oct 14, 20262,3720
Oct 13, 20262,372-1
Oct 09, 20262,373-392
Oct 08, 20262,7650
Oct 07, 20262,7650
Oct 06, 20262,765-8
Oct 05, 20262,7730
Oct 02, 20262,773No prior observation