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Contract OI history

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Jan 19, 2029 EXPIRATION

O $52.50 Put

O290119P00052500

Latest saved OI33Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
O $52.50 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. 37180 2026-10-02: 33 OI2026-10-05: 33 OI2026-10-06: 33 OI2026-10-07: 33 OI2026-10-08: 36 OI2026-10-09: 36 OI2026-10-13: 36 OI2026-10-14: 36 OI2026-10-15: 37 OI2026-10-16: 37 OI2026-10-21: 33 OI2026-10-23: 33 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, 2026Viewing330
Oct 21, 202633-4
Oct 16, 2026370
Oct 15, 202637+1
Oct 14, 2026360
Oct 13, 2026360
Oct 09, 2026360
Oct 08, 202636+3
Oct 07, 2026330
Oct 06, 2026330
Oct 05, 2026330
Oct 02, 202633No prior observation