OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

HAL $39.00 Call

HAL261030C00039000

Latest saved OI348Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HAL $39.00 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. 3481740 2026-10-02: 52 OI2026-10-05: 52 OI2026-10-06: 58 OI2026-10-07: 58 OI2026-10-08: 58 OI2026-10-09: 59 OI2026-10-13: 59 OI2026-10-14: 59 OI2026-10-15: 59 OI2026-10-16: 59 OI2026-10-21: 348 OI2026-10-23: 348 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, 2026Viewing3480
Oct 21, 2026348+289
Oct 16, 2026590
Oct 15, 2026590
Oct 14, 2026590
Oct 13, 2026590
Oct 09, 202659+1
Oct 08, 2026580
Oct 07, 2026580
Oct 06, 202658+6
Oct 05, 2026520
Oct 02, 202652No prior observation