OITracker Cboe delayed data

Contract OI history

Back to NAT

Jan 15, 2027 EXPIRATION

NAT $9.00 Put

NAT270115P00009000

Latest saved OI208Oct 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 $9.00 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. 2081040 2026-10-02: 190 OI2026-10-05: 195 OI2026-10-06: 199 OI2026-10-07: 200 OI2026-10-08: 200 OI2026-10-09: 203 OI2026-10-13: 208 OI2026-10-14: 208 OI2026-10-15: 208 OI2026-10-16: 208 OI2026-10-21: 208 OI2026-10-23: 208 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, 2026Viewing2080
Oct 21, 20262080
Oct 16, 20262080
Oct 15, 20262080
Oct 14, 20262080
Oct 13, 2026208+5
Oct 09, 2026203+3
Oct 08, 20262000
Oct 07, 2026200+1
Oct 06, 2026199+4
Oct 05, 2026195+5
Oct 02, 2026190No prior observation