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Contract OI history

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Mar 19, 2027 EXPIRATION

ONON $30.00 Put

ONON270319P00030000

Latest saved OI3,258Oct 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 $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. 3,2581,6290 2026-10-02: 3,250 OI2026-10-05: 3,255 OI2026-10-06: 3,252 OI2026-10-07: 3,252 OI2026-10-08: 3,252 OI2026-10-09: 3,249 OI2026-10-13: 3,246 OI2026-10-14: 3,246 OI2026-10-15: 3,246 OI2026-10-16: 3,246 OI2026-10-21: 3,258 OI2026-10-23: 3,258 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, 2026Viewing3,2580
Oct 21, 20263,258+12
Oct 16, 20263,2460
Oct 15, 20263,2460
Oct 14, 20263,2460
Oct 13, 20263,246-3
Oct 09, 20263,249-3
Oct 08, 20263,2520
Oct 07, 20263,2520
Oct 06, 20263,252-3
Oct 05, 20263,255+5
Oct 02, 20263,250No prior observation