OITracker Cboe delayed data

Contract OI history

Back to MOS

Oct 30, 2026 EXPIRATION

MOS $19.00 Put

MOS261030P00019000

Latest saved OI135Oct 23, 2026
Last change+5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MOS $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. 135670 2026-10-02: 22 OI2026-10-05: 22 OI2026-10-06: 30 OI2026-10-07: 30 OI2026-10-08: 35 OI2026-10-09: 85 OI2026-10-13: 121 OI2026-10-14: 122 OI2026-10-15: 122 OI2026-10-16: 122 OI2026-10-21: 130 OI2026-10-23: 135 OI Oct 02, 2026Oct 23, 2026

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

MOS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026135+5
Oct 21, 2026Viewing130+8
Oct 16, 20261220
Oct 15, 20261220
Oct 14, 2026122+1
Oct 13, 2026121+36
Oct 09, 202685+50
Oct 08, 202635+5
Oct 07, 2026300
Oct 06, 202630+8
Oct 05, 2026220
Oct 02, 202622No prior observation