OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

STLA $4.00 Put

STLA261120P00004000

Latest saved OI1,416Oct 23, 2026
Last change+21vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
STLA $4.00 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. 1,4167080 2026-10-02: 502 OI2026-10-05: 1,162 OI2026-10-06: 1,162 OI2026-10-07: 1,229 OI2026-10-08: 1,229 OI2026-10-09: 1,230 OI2026-10-13: 1,290 OI2026-10-14: 1,323 OI2026-10-15: 1,324 OI2026-10-16: 1,336 OI2026-10-21: 1,395 OI2026-10-23: 1,416 OI Oct 02, 2026Oct 23, 2026

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

STLA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,416+21
Oct 21, 20261,395+59
Oct 16, 20261,336+12
Oct 15, 20261,324+1
Oct 14, 20261,323+33
Oct 13, 20261,290+60
Oct 09, 20261,230+1
Oct 08, 20261,2290
Oct 07, 20261,229+67
Oct 06, 20261,1620
Oct 05, 20261,162+660
Oct 02, 2026502No prior observation