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Contract OI history

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Nov 20, 2026 EXPIRATION

DAL $77.50 Put

DAL261120P00077500

Latest saved OI2,631Oct 23, 2026
Last change+419vs 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. 2,6311,3150 2026-10-02: 353 OI2026-10-05: 353 OI2026-10-06: 353 OI2026-10-07: 352 OI2026-10-08: 352 OI2026-10-09: 483 OI2026-10-13: 1,970 OI2026-10-14: 1,970 OI2026-10-15: 1,973 OI2026-10-16: 2,191 OI2026-10-21: 2,212 OI2026-10-23: 2,631 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, 2026Viewing2,631+419
Oct 21, 20262,212+21
Oct 16, 20262,191+218
Oct 15, 20261,973+3
Oct 14, 20261,9700
Oct 13, 20261,970+1,487
Oct 09, 2026483+131
Oct 08, 20263520
Oct 07, 2026352-1
Oct 06, 20263530
Oct 05, 20263530
Oct 02, 2026353No prior observation