OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

ON $150.00 Call

ON280121C00150000

Latest saved OI1,273Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ON $150.00 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. 1,2736360 2026-10-09: 1,272 OI2026-10-13: 1,272 OI2026-10-14: 1,272 OI2026-10-15: 1,273 OI2026-10-16: 1,273 OI2026-10-21: 1,273 OI2026-10-23: 1,273 OI Oct 09, 2026Oct 23, 2026

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

ON contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,2730
Oct 21, 20261,2730
Oct 16, 20261,2730
Oct 15, 20261,273+1
Oct 14, 20261,2720
Oct 13, 20261,2720
Oct 09, 20261,272No prior observation