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Contract OI history

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Nov 20, 2026 EXPIRATION

TAP $40.00 Call

TAP261120C00040000

Latest saved OI1,022Oct 23, 2026
Last change+68vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TAP $40.00 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. 1,0225110 2026-10-02: 282 OI2026-10-05: 293 OI2026-10-06: 295 OI2026-10-07: 306 OI2026-10-08: 394 OI2026-10-09: 478 OI2026-10-13: 677 OI2026-10-14: 677 OI2026-10-15: 708 OI2026-10-16: 725 OI2026-10-21: 954 OI2026-10-23: 1,022 OI Oct 02, 2026Oct 23, 2026

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

TAP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,022+68
Oct 21, 2026954+229
Oct 16, 2026725+17
Oct 15, 2026708+31
Oct 14, 20266770
Oct 13, 2026677+199
Oct 09, 2026478+84
Oct 08, 2026394+88
Oct 07, 2026306+11
Oct 06, 2026295+2
Oct 05, 2026293+11
Oct 02, 2026282No prior observation