OITracker Cboe delayed data

Contract OI history

Back to NOW

Oct 30, 2026 EXPIRATION

NOW $138.00 Put

NOW261030P00138000

Latest saved OI467Oct 23, 2026
Last change+54vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOW $138.00 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. 4672330 2026-10-02: 92 OI2026-10-05: 92 OI2026-10-06: 186 OI2026-10-07: 186 OI2026-10-08: 186 OI2026-10-09: 188 OI2026-10-13: 203 OI2026-10-14: 203 OI2026-10-15: 227 OI2026-10-16: 227 OI2026-10-21: 413 OI2026-10-23: 467 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, 2026Viewing467+54
Oct 21, 2026413+186
Oct 16, 20262270
Oct 15, 2026227+24
Oct 14, 20262030
Oct 13, 2026203+15
Oct 09, 2026188+2
Oct 08, 20261860
Oct 07, 20261860
Oct 06, 2026186+94
Oct 05, 2026920
Oct 02, 202692No prior observation