OITracker Cboe delayed data

Contract OI history

Back to SMMT

Oct 23, 2026 EXPIRATION

SMMT $16.50 Put

SMMT261023P00016500

Latest saved OI231Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMMT $16.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2321160 2026-10-09: 21 OI2026-10-13: 25 OI2026-10-14: 31 OI2026-10-15: 226 OI2026-10-16: 227 OI2026-10-21: 232 OI2026-10-23: 231 OI Oct 09, 2026Oct 23, 2026

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

SMMT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing231-1
Oct 21, 2026232+5
Oct 16, 2026227+1
Oct 15, 2026226+195
Oct 14, 202631+6
Oct 13, 202625+4
Oct 09, 202621No prior observation