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Contract OI history

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Jan 21, 2028 EXPIRATION

ONON $30.00 Put

ONON280121P00030000

Latest saved OI3,477Oct 23, 2026
Last change+39vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ONON $30.00 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. 3,4771,7380 2026-10-02: 3,452 OI2026-10-05: 3,443 OI2026-10-06: 3,443 OI2026-10-07: 3,443 OI2026-10-08: 3,443 OI2026-10-09: 3,441 OI2026-10-13: 3,441 OI2026-10-14: 3,441 OI2026-10-15: 3,441 OI2026-10-16: 3,441 OI2026-10-21: 3,438 OI2026-10-23: 3,477 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, 2026Viewing3,477+39
Oct 21, 20263,438-3
Oct 16, 20263,4410
Oct 15, 20263,4410
Oct 14, 20263,4410
Oct 13, 20263,4410
Oct 09, 20263,441-2
Oct 08, 20263,4430
Oct 07, 20263,4430
Oct 06, 20263,4430
Oct 05, 20263,443-9
Oct 02, 20263,452No prior observation