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Contract OI history

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Jan 15, 2027 EXPIRATION

MLYS $17.50 Put

MLYS270115P00017500

Latest saved OI1,108Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
MLYS $17.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 1,1085540 2026-10-08: 969 OI2026-10-09: 970 OI2026-10-13: 1,103 OI2026-10-14: 1,108 OI2026-10-16: 1,108 OI2026-10-20: 1,108 OI2026-10-23: 1,108 OI Oct 08, 2026Oct 23, 2026

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

MLYS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,1080
Oct 20, 20261,1080
Oct 16, 20261,1080
Oct 14, 20261,108+5
Oct 13, 20261,103+133
Oct 09, 2026970+1
Oct 08, 2026969No prior observation