OITracker Cboe delayed data

Contract OI history

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Mar 19, 2027 EXPIRATION

NOW $110.00 Put

NOW270319P00110000

Latest saved OI6,037Oct 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
NOW $110.00 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. 6,1523,0760 2026-10-02: 5,902 OI2026-10-05: 5,904 OI2026-10-06: 6,016 OI2026-10-07: 6,142 OI2026-10-08: 6,142 OI2026-10-09: 6,137 OI2026-10-13: 6,141 OI2026-10-14: 6,141 OI2026-10-15: 6,141 OI2026-10-16: 6,152 OI2026-10-21: 6,039 OI2026-10-23: 6,037 OI Oct 02, 2026Oct 23, 2026

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

NOW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing6,037-2
Oct 21, 20266,039-113
Oct 16, 20266,152+11
Oct 15, 20266,1410
Oct 14, 20266,1410
Oct 13, 20266,141+4
Oct 09, 20266,137-5
Oct 08, 20266,1420
Oct 07, 20266,142+126
Oct 06, 20266,016+112
Oct 05, 20265,904+2
Oct 02, 20265,902No prior observation