OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

SMR $20.00 Put

SMR270115P00020000

Latest saved OI75Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SMR $20.00 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. 3,6051,8020 2026-10-02: 3,605 OI2026-10-05: 3,605 OI2026-10-06: 3,604 OI2026-10-07: 3,604 OI2026-10-08: 3,604 OI2026-10-09: 3,210 OI2026-10-13: 2,418 OI2026-10-14: 2,418 OI2026-10-15: 1,388 OI2026-10-16: 77 OI2026-10-21: 77 OI2026-10-23: 75 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

SMR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202675-2
Oct 21, 2026Viewing770
Oct 16, 202677-1,311
Oct 15, 20261,388-1,030
Oct 14, 20262,4180
Oct 13, 20262,418-792
Oct 09, 20263,210-394
Oct 08, 20263,6040
Oct 07, 20263,6040
Oct 06, 20263,604-1
Oct 05, 20263,6050
Oct 02, 20263,605No prior observation