OITracker Cboe delayed data

Contract OI history

Back to HAL

Dec 18, 2026 EXPIRATION

HAL $37.00 Call

HAL261218C00037000

Latest saved OI2,963Oct 23, 2026
Last change+99vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HAL $37.00 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. 2,9631,4810 2026-10-02: 2,647 OI2026-10-05: 2,679 OI2026-10-06: 2,702 OI2026-10-07: 2,705 OI2026-10-08: 2,705 OI2026-10-09: 2,721 OI2026-10-13: 2,749 OI2026-10-14: 2,750 OI2026-10-15: 2,752 OI2026-10-16: 2,755 OI2026-10-21: 2,864 OI2026-10-23: 2,963 OI Oct 02, 2026Oct 23, 2026

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

HAL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,963+99
Oct 21, 20262,864+109
Oct 16, 20262,755+3
Oct 15, 20262,752+2
Oct 14, 20262,750+1
Oct 13, 20262,749+28
Oct 09, 20262,721+16
Oct 08, 20262,7050
Oct 07, 20262,705+3
Oct 06, 20262,702+23
Oct 05, 20262,679+32
Oct 02, 20262,647No prior observation