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Contract OI history

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Dec 18, 2026 EXPIRATION

OHI $42.00 Put

OHI261218P00042000

Latest saved OI56Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OHI $42.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 56280 2026-10-02: 42 OI2026-10-05: 42 OI2026-10-06: 52 OI2026-10-07: 52 OI2026-10-08: 52 OI2026-10-09: 52 OI2026-10-13: 54 OI2026-10-14: 54 OI2026-10-15: 54 OI2026-10-16: 54 OI2026-10-21: 55 OI2026-10-23: 56 OI Oct 02, 2026Oct 23, 2026

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

OHI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202656+1
Oct 21, 2026Viewing55+1
Oct 16, 2026540
Oct 15, 2026540
Oct 14, 2026540
Oct 13, 202654+2
Oct 09, 2026520
Oct 08, 2026520
Oct 07, 2026520
Oct 06, 202652+10
Oct 05, 2026420
Oct 02, 202642No prior observation