OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

HD $320.00 Call

HD261023C00320000

Latest saved OI1,498Oct 23, 2026
Last change-797vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HD $320.00 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. 2,2951,1470 2026-10-02: 470 OI2026-10-05: 492 OI2026-10-06: 502 OI2026-10-07: 502 OI2026-10-08: 502 OI2026-10-09: 524 OI2026-10-13: 444 OI2026-10-14: 444 OI2026-10-15: 449 OI2026-10-16: 1,115 OI2026-10-21: 2,295 OI2026-10-23: 1,498 OI Oct 02, 2026Oct 23, 2026

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

HD contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,498-797
Oct 21, 20262,295+1,180
Oct 16, 20261,115+666
Oct 15, 2026449+5
Oct 14, 20264440
Oct 13, 2026444-80
Oct 09, 2026524+22
Oct 08, 20265020
Oct 07, 20265020
Oct 06, 2026502+10
Oct 05, 2026492+22
Oct 02, 2026470No prior observation