OITracker Cboe delayed data

Contract OI history

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May 21, 2027 EXPIRATION

AU $120.00 Put

AU270521P00120000

Latest saved OI5Oct 20, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AU $120.00 put open interest history 10 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 26130 2026-10-02: 25 OI2026-10-05: 25 OI2026-10-06: 25 OI2026-10-07: 25 OI2026-10-08: 25 OI2026-10-09: 26 OI2026-10-13: 26 OI2026-10-15: 5 OI2026-10-16: 5 OI2026-10-20: 5 OI Oct 02, 2026Oct 20, 2026

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

AU contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing50
Oct 16, 202650
Oct 15, 20265-21
Oct 13, 2026260
Oct 09, 202626+1
Oct 08, 2026250
Oct 07, 2026250
Oct 06, 2026250
Oct 05, 2026250
Oct 02, 202625No prior observation