OITracker Cboe delayed data

Contract OI history

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Apr 16, 2027 EXPIRATION

NAT $11.00 Call

NAT270416C00011000

Latest saved OI28Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NAT $11.00 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. 28140 2026-10-02: 11 OI2026-10-05: 11 OI2026-10-06: 11 OI2026-10-07: 13 OI2026-10-08: 14 OI2026-10-09: 14 OI2026-10-13: 28 OI2026-10-14: 28 OI2026-10-15: 28 OI2026-10-16: 28 OI2026-10-21: 28 OI2026-10-23: 28 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, 2026Viewing280
Oct 21, 2026280
Oct 16, 2026280
Oct 15, 2026280
Oct 14, 2026280
Oct 13, 202628+14
Oct 09, 2026140
Oct 08, 202614+1
Oct 07, 202613+2
Oct 06, 2026110
Oct 05, 2026110
Oct 02, 202611No prior observation