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Contract OI history

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Dec 18, 2026 EXPIRATION

MCHP $55.00 Put

MCHP261218P00055000

Latest saved OI318Oct 23, 2026
Last change-5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MCHP $55.00 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. 3231610 2026-10-09: 314 OI2026-10-13: 316 OI2026-10-14: 316 OI2026-10-15: 318 OI2026-10-16: 318 OI2026-10-21: 323 OI2026-10-23: 318 OI Oct 09, 2026Oct 23, 2026

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

MCHP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing318-5
Oct 21, 2026323+5
Oct 16, 20263180
Oct 15, 2026318+2
Oct 14, 20263160
Oct 13, 2026316+2
Oct 09, 2026314No prior observation