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Contract OI history

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Oct 30, 2026 EXPIRATION

ONON $27.00 Put

ONON261030P00027000

Latest saved OI262Oct 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 $27.00 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. 3261630 2026-10-02: 116 OI2026-10-05: 110 OI2026-10-06: 325 OI2026-10-07: 325 OI2026-10-08: 325 OI2026-10-09: 326 OI2026-10-13: 326 OI2026-10-14: 326 OI2026-10-15: 326 OI2026-10-16: 326 OI2026-10-21: 262 OI2026-10-23: 262 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, 2026Viewing2620
Oct 21, 2026262-64
Oct 16, 20263260
Oct 15, 20263260
Oct 14, 20263260
Oct 13, 20263260
Oct 09, 2026326+1
Oct 08, 20263250
Oct 07, 20263250
Oct 06, 2026325+215
Oct 05, 2026110-6
Oct 02, 2026116No prior observation