OITracker Cboe delayed data

Contract OI history

Back to OSS

Dec 18, 2026 EXPIRATION

OSS $7.50 Call

OSS261218C00007500

Latest saved OI83Oct 23, 2026
Last change+25vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
OSS $7.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 83410 2026-10-08: 16 OI2026-10-09: 16 OI2026-10-13: 41 OI2026-10-14: 41 OI2026-10-16: 57 OI2026-10-20: 58 OI2026-10-23: 83 OI Oct 08, 2026Oct 23, 2026

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

OSS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202683+25
Oct 20, 2026Viewing58+1
Oct 16, 202657+16
Oct 14, 2026410
Oct 13, 202641+25
Oct 09, 2026160
Oct 08, 202616No prior observation