OITracker Cboe delayed data

Contract OI history

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Apr 16, 2027 EXPIRATION

NAT $7.00 Call

NAT270416C00007000

Latest saved OI323Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NAT $7.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3321660 2026-10-02: 300 OI2026-10-05: 300 OI2026-10-06: 300 OI2026-10-07: 300 OI2026-10-08: 300 OI2026-10-09: 300 OI2026-10-13: 301 OI2026-10-14: 302 OI2026-10-15: 302 OI2026-10-16: 332 OI2026-10-21: 322 OI2026-10-23: 323 OI Oct 02, 2026Oct 23, 2026

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

NAT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing323+1
Oct 21, 2026322-10
Oct 16, 2026332+30
Oct 15, 20263020
Oct 14, 2026302+1
Oct 13, 2026301+1
Oct 09, 20263000
Oct 08, 20263000
Oct 07, 20263000
Oct 06, 20263000
Oct 05, 20263000
Oct 02, 2026300No prior observation