OITracker Cboe delayed data

Contract OI history

Back to RARE

Nov 06, 2026 EXPIRATION

RARE $20.00 Call

RARE261106C00020000

Latest saved OI1,104Oct 23, 2026
Last change+604vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
RARE $20.00 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. 1,1045520 2026-10-08: 500 OI2026-10-09: 500 OI2026-10-12: 500 OI2026-10-14: 500 OI2026-10-16: 500 OI2026-10-20: 500 OI2026-10-23: 1,104 OI Oct 08, 2026Oct 23, 2026

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

RARE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,104+604
Oct 20, 20265000
Oct 16, 20265000
Oct 14, 20265000
Oct 12, 20265000
Oct 09, 20265000
Oct 08, 2026500No prior observation