OITracker Cboe delayed data

Contract OI history

Back to MAR

Jan 21, 2028 EXPIRATION

MAR $480.00 Call

MAR280121C00480000

Latest saved OI174Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MAR $480.00 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. 174870 2026-10-09: 25 OI2026-10-13: 25 OI2026-10-14: 25 OI2026-10-15: 31 OI2026-10-16: 174 OI2026-10-21: 174 OI2026-10-23: 174 OI Oct 09, 2026Oct 23, 2026

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

MAR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1740
Oct 21, 20261740
Oct 16, 2026174+143
Oct 15, 202631+6
Oct 14, 2026250
Oct 13, 2026250
Oct 09, 202625No prior observation