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Contract OI history

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Nov 20, 2026 EXPIRATION

SARO $17.50 Put

SARO261120P00017500

Latest saved OI17Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SARO $17.50 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. 1990 2026-10-02: 3 OI2026-10-05: 3 OI2026-10-06: 3 OI2026-10-07: 3 OI2026-10-08: 3 OI2026-10-09: 3 OI2026-10-13: 3 OI2026-10-14: 19 OI2026-10-15: 17 OI2026-10-16: 17 OI2026-10-21: 17 OI2026-10-23: 17 OI Oct 02, 2026Oct 23, 2026

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

SARO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing170
Oct 21, 2026170
Oct 16, 2026170
Oct 15, 202617-2
Oct 14, 202619+16
Oct 13, 202630
Oct 09, 202630
Oct 08, 202630
Oct 07, 202630
Oct 06, 202630
Oct 05, 202630
Oct 02, 20263No prior observation