OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

SFM $50.00 Put

SFM270115P00050000

Latest saved OI152Oct 23, 2026
Last change+6vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SFM $50.00 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. 152760 2026-10-09: 108 OI2026-10-13: 150 OI2026-10-14: 150 OI2026-10-15: 150 OI2026-10-16: 144 OI2026-10-21: 146 OI2026-10-23: 152 OI Oct 09, 2026Oct 23, 2026

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

SFM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing152+6
Oct 21, 2026146+2
Oct 16, 2026144-6
Oct 15, 20261500
Oct 14, 20261500
Oct 13, 2026150+42
Oct 09, 2026108No prior observation