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Contract OI history

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Jan 21, 2028 EXPIRATION

HYMC $40.00 Put

HYMC280121P00040000

Latest saved OI99Oct 23, 2026
Last change-1vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
HYMC $40.00 put open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 100500 2026-10-08: 100 OI2026-10-09: 100 OI2026-10-13: 100 OI2026-10-14: 100 OI2026-10-15: 100 OI2026-10-16: 100 OI2026-10-20: 100 OI2026-10-23: 99 OI Oct 08, 2026Oct 23, 2026

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

HYMC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202699-1
Oct 20, 2026Viewing1000
Oct 16, 20261000
Oct 15, 20261000
Oct 14, 20261000
Oct 13, 20261000
Oct 09, 20261000
Oct 08, 2026100No prior observation