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Contract OI history

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Mar 19, 2027 EXPIRATION

SAN $11.00 Put

SAN270319P00011000

Latest saved OI173Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SAN $11.00 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. 173860 2026-10-02: 157 OI2026-10-05: 157 OI2026-10-06: 157 OI2026-10-07: 157 OI2026-10-08: 157 OI2026-10-09: 167 OI2026-10-13: 167 OI2026-10-14: 167 OI2026-10-15: 167 OI2026-10-16: 167 OI2026-10-21: 171 OI2026-10-23: 173 OI Oct 02, 2026Oct 23, 2026

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

SAN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026173+2
Oct 21, 2026Viewing171+4
Oct 16, 20261670
Oct 15, 20261670
Oct 14, 20261670
Oct 13, 20261670
Oct 09, 2026167+10
Oct 08, 20261570
Oct 07, 20261570
Oct 06, 20261570
Oct 05, 20261570
Oct 02, 2026157No prior observation