OITracker Cboe delayed data

Contract OI history

Back to NVTS

Dec 18, 2026 EXPIRATION

NVTS $21.00 Put

NVTS261218P00021000

Latest saved OI433Oct 23, 2026
Last change-30vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NVTS $21.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 6603300 2026-10-09: 660 OI2026-10-13: 649 OI2026-10-14: 649 OI2026-10-15: 629 OI2026-10-16: 511 OI2026-10-21: 463 OI2026-10-23: 433 OI Oct 09, 2026Oct 23, 2026

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

NVTS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing433-30
Oct 21, 2026463-48
Oct 16, 2026511-118
Oct 15, 2026629-20
Oct 14, 20266490
Oct 13, 2026649-11
Oct 09, 2026660No prior observation