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Contract OI history

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Jan 19, 2029 EXPIRATION

ONON $25.00 Put

ONON290119P00025000

Latest saved OI596Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ONON $25.00 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. 5962980 2026-10-02: 595 OI2026-10-05: 594 OI2026-10-06: 594 OI2026-10-07: 595 OI2026-10-08: 595 OI2026-10-09: 595 OI2026-10-13: 596 OI2026-10-14: 596 OI2026-10-15: 596 OI2026-10-16: 596 OI2026-10-21: 596 OI2026-10-23: 596 OI Oct 02, 2026Oct 23, 2026

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

ONON contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5960
Oct 21, 20265960
Oct 16, 20265960
Oct 15, 20265960
Oct 14, 20265960
Oct 13, 2026596+1
Oct 09, 20265950
Oct 08, 20265950
Oct 07, 2026595+1
Oct 06, 20265940
Oct 05, 2026594-1
Oct 02, 2026595No prior observation