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Contract OI history

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Nov 20, 2026 EXPIRATION

FSS $125.00 Put

FSS261120P00125000

Latest saved OI166Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FSS $125.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 166830 2026-10-02: 166 OI2026-10-05: 166 OI2026-10-06: 166 OI2026-10-07: 166 OI2026-10-08: 166 OI2026-10-09: 166 OI2026-10-13: 166 OI2026-10-14: 166 OI2026-10-16: 166 OI2026-10-21: 166 OI2026-10-23: 166 OI Oct 02, 2026Oct 23, 2026

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

FSS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261660
Oct 21, 2026Viewing1660
Oct 16, 20261660
Oct 14, 20261660
Oct 13, 20261660
Oct 09, 20261660
Oct 08, 20261660
Oct 07, 20261660
Oct 06, 20261660
Oct 05, 20261660
Oct 02, 2026166No prior observation