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Contract OI history

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Dec 18, 2026 EXPIRATION

S $19.00 Put

S261218P00019000

Latest saved OI167Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
S $19.00 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. 167830 2026-10-02: 140 OI2026-10-05: 140 OI2026-10-06: 145 OI2026-10-07: 145 OI2026-10-08: 145 OI2026-10-09: 159 OI2026-10-13: 162 OI2026-10-14: 162 OI2026-10-15: 163 OI2026-10-16: 163 OI2026-10-21: 167 OI2026-10-23: 167 OI Oct 02, 2026Oct 23, 2026

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

S contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1670
Oct 21, 2026167+4
Oct 16, 20261630
Oct 15, 2026163+1
Oct 14, 20261620
Oct 13, 2026162+3
Oct 09, 2026159+14
Oct 08, 20261450
Oct 07, 20261450
Oct 06, 2026145+5
Oct 05, 20261400
Oct 02, 2026140No prior observation