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Contract OI history

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Jan 21, 2028 EXPIRATION

TAP $40.00 Call

TAP280121C00040000

Latest saved OI499Oct 23, 2026
Last change0vs 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. 5032510 2026-10-02: 495 OI2026-10-05: 495 OI2026-10-06: 503 OI2026-10-07: 503 OI2026-10-08: 503 OI2026-10-09: 503 OI2026-10-13: 503 OI2026-10-14: 503 OI2026-10-15: 503 OI2026-10-16: 499 OI2026-10-21: 499 OI2026-10-23: 499 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, 2026Viewing4990
Oct 21, 20264990
Oct 16, 2026499-4
Oct 15, 20265030
Oct 14, 20265030
Oct 13, 20265030
Oct 09, 20265030
Oct 08, 20265030
Oct 07, 20265030
Oct 06, 2026503+8
Oct 05, 20264950
Oct 02, 2026495No prior observation