OITracker Cboe delayed data

Contract OI history

Back to NTRA

Nov 20, 2026 EXPIRATION

NTRA $350.00 Call

NTRA261120C00350000

Latest saved OI1,079Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
NTRA $350.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,0795390 2026-10-09: 1,075 OI2026-10-13: 1,075 OI2026-10-14: 1,075 OI2026-10-15: 1,075 OI2026-10-16: 1,075 OI2026-10-21: 1,077 OI2026-10-23: 1,079 OI Oct 09, 2026Oct 23, 2026

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

NTRA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,079+2
Oct 21, 20261,077+2
Oct 16, 20261,0750
Oct 15, 20261,0750
Oct 14, 20261,0750
Oct 13, 20261,0750
Oct 09, 20261,075No prior observation