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Contract OI history

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Mar 19, 2027 EXPIRATION

O $62.50 Put

O270319P00062500

Latest saved OI122Oct 23, 2026
Last change-5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
O $62.50 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. 127630 2026-10-02: 122 OI2026-10-05: 122 OI2026-10-06: 122 OI2026-10-07: 122 OI2026-10-08: 122 OI2026-10-09: 122 OI2026-10-13: 122 OI2026-10-14: 122 OI2026-10-15: 127 OI2026-10-16: 127 OI2026-10-21: 127 OI2026-10-23: 122 OI Oct 02, 2026Oct 23, 2026

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

O contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing122-5
Oct 21, 20261270
Oct 16, 20261270
Oct 15, 2026127+5
Oct 14, 20261220
Oct 13, 20261220
Oct 09, 20261220
Oct 08, 20261220
Oct 07, 20261220
Oct 06, 20261220
Oct 05, 20261220
Oct 02, 2026122No prior observation