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Contract OI history

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Jan 15, 2027 EXPIRATION

FIS $35.00 Put

FIS270115P00035000

Latest saved OI672Oct 23, 2026
Last change+3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FIS $35.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6723360 2026-10-02: 580 OI2026-10-05: 576 OI2026-10-06: 576 OI2026-10-07: 576 OI2026-10-08: 575 OI2026-10-09: 575 OI2026-10-13: 605 OI2026-10-14: 631 OI2026-10-15: 645 OI2026-10-16: 644 OI2026-10-21: 669 OI2026-10-23: 672 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, 2026Viewing672+3
Oct 21, 2026669+25
Oct 16, 2026644-1
Oct 15, 2026645+14
Oct 14, 2026631+26
Oct 13, 2026605+30
Oct 09, 20265750
Oct 08, 2026575-1
Oct 07, 20265760
Oct 06, 20265760
Oct 05, 2026576-4
Oct 02, 2026580No prior observation