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Contract OI history

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Jan 21, 2028 EXPIRATION

DAL $50.00 Put

DAL280121P00050000

Latest saved OI3,732Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DAL $50.00 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. 3,7571,8780 2026-10-02: 3,755 OI2026-10-05: 3,750 OI2026-10-06: 3,750 OI2026-10-07: 3,750 OI2026-10-08: 3,750 OI2026-10-09: 3,752 OI2026-10-13: 3,756 OI2026-10-14: 3,756 OI2026-10-15: 3,757 OI2026-10-16: 3,757 OI2026-10-21: 3,732 OI2026-10-23: 3,732 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, 2026Viewing3,7320
Oct 21, 20263,732-25
Oct 16, 20263,7570
Oct 15, 20263,757+1
Oct 14, 20263,7560
Oct 13, 20263,756+4
Oct 09, 20263,752+2
Oct 08, 20263,7500
Oct 07, 20263,7500
Oct 06, 20263,7500
Oct 05, 20263,750-5
Oct 02, 20263,755No prior observation