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Contract OI history

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Dec 18, 2026 EXPIRATION

FIS $40.00 Call

FIS261218C00040000

Latest saved OI722Oct 23, 2026
Last change+9vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FIS $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. 7223610 2026-10-02: 557 OI2026-10-05: 577 OI2026-10-06: 691 OI2026-10-07: 691 OI2026-10-08: 613 OI2026-10-09: 613 OI2026-10-13: 649 OI2026-10-14: 627 OI2026-10-15: 627 OI2026-10-16: 647 OI2026-10-21: 713 OI2026-10-23: 722 OI Oct 02, 2026Oct 23, 2026

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

FIS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing722+9
Oct 21, 2026713+66
Oct 16, 2026647+20
Oct 15, 20266270
Oct 14, 2026627-22
Oct 13, 2026649+36
Oct 09, 20266130
Oct 08, 2026613-78
Oct 07, 20266910
Oct 06, 2026691+114
Oct 05, 2026577+20
Oct 02, 2026557No prior observation