OITracker Cboe delayed data

Contract OI history

Back to ACHR

Nov 06, 2026 EXPIRATION

ACHR $5.50 Call

ACHR261106C00005500

Latest saved OI489Oct 23, 2026
Last change+9vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACHR $5.50 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4892440 2026-10-02: 64 OI2026-10-05: 252 OI2026-10-06: 259 OI2026-10-07: 243 OI2026-10-08: 243 OI2026-10-09: 408 OI2026-10-13: 405 OI2026-10-14: 405 OI2026-10-15: 403 OI2026-10-16: 404 OI2026-10-21: 480 OI2026-10-23: 489 OI Oct 02, 2026Oct 23, 2026

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

ACHR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing489+9
Oct 21, 2026480+76
Oct 16, 2026404+1
Oct 15, 2026403-2
Oct 14, 20264050
Oct 13, 2026405-3
Oct 09, 2026408+165
Oct 08, 20262430
Oct 07, 2026243-16
Oct 06, 2026259+7
Oct 05, 2026252+188
Oct 02, 202664No prior observation