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Contract OI history

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Jan 15, 2027 EXPIRATION

DAL $52.50 Put

DAL270115P00052500

Latest saved OI702Oct 23, 2026
Last change+9vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DAL $52.50 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. 7023510 2026-10-02: 692 OI2026-10-05: 692 OI2026-10-06: 692 OI2026-10-07: 692 OI2026-10-08: 692 OI2026-10-09: 693 OI2026-10-13: 693 OI2026-10-14: 693 OI2026-10-15: 693 OI2026-10-16: 693 OI2026-10-21: 693 OI2026-10-23: 702 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, 2026Viewing702+9
Oct 21, 20266930
Oct 16, 20266930
Oct 15, 20266930
Oct 14, 20266930
Oct 13, 20266930
Oct 09, 2026693+1
Oct 08, 20266920
Oct 07, 20266920
Oct 06, 20266920
Oct 05, 20266920
Oct 02, 2026692No prior observation