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Contract OI history

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Jan 15, 2027 EXPIRATION

MCFT $17.50 Put

MCFT270115P00017500

Latest saved OI66Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MCFT $17.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3991990 2026-10-09: 399 OI2026-10-13: 399 OI2026-10-14: 399 OI2026-10-16: 399 OI2026-10-20: 66 OI2026-10-23: 66 OI Oct 09, 2026Oct 23, 2026

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

MCFT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing660
Oct 20, 202666-333
Oct 16, 20263990
Oct 14, 20263990
Oct 13, 20263990
Oct 09, 2026399No prior observation