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Contract OI history

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Nov 20, 2026 EXPIRATION

OZK $50.00 Put

OZK261120P00050000

Latest saved OI130Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
OZK $50.00 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. 145720 2026-10-09: 145 OI2026-10-13: 145 OI2026-10-14: 140 OI2026-10-15: 139 OI2026-10-16: 131 OI2026-10-21: 131 OI2026-10-23: 130 OI Oct 09, 2026Oct 23, 2026

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

OZK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing130-1
Oct 21, 20261310
Oct 16, 2026131-8
Oct 15, 2026139-1
Oct 14, 2026140-5
Oct 13, 20261450
Oct 09, 2026145No prior observation