OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

S $19.00 Put

S270115P00019000

Latest saved OI179Oct 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. 179890 2026-10-02: 128 OI2026-10-05: 127 OI2026-10-06: 127 OI2026-10-07: 126 OI2026-10-08: 126 OI2026-10-09: 126 OI2026-10-13: 162 OI2026-10-14: 162 OI2026-10-15: 162 OI2026-10-16: 148 OI2026-10-21: 179 OI2026-10-23: 179 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, 2026Viewing1790
Oct 21, 2026179+31
Oct 16, 2026148-14
Oct 15, 20261620
Oct 14, 20261620
Oct 13, 2026162+36
Oct 09, 20261260
Oct 08, 20261260
Oct 07, 2026126-1
Oct 06, 20261270
Oct 05, 2026127-1
Oct 02, 2026128No prior observation