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Contract OI history

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Jan 19, 2029 EXPIRATION

FIS $27.50 Call

FIS290119C00027500

Latest saved OI23Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FIS $27.50 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. 23110 2026-10-02: 3 OI2026-10-05: 5 OI2026-10-06: 5 OI2026-10-07: 5 OI2026-10-08: 5 OI2026-10-09: 5 OI2026-10-13: 6 OI2026-10-14: 6 OI2026-10-15: 23 OI2026-10-16: 23 OI2026-10-21: 23 OI2026-10-23: 23 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, 2026Viewing230
Oct 21, 2026230
Oct 16, 2026230
Oct 15, 202623+17
Oct 14, 202660
Oct 13, 20266+1
Oct 09, 202650
Oct 08, 202650
Oct 07, 202650
Oct 06, 202650
Oct 05, 20265+2
Oct 02, 20263No prior observation