OITracker Cboe delayed data

Contract OI history

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Apr 16, 2027 EXPIRATION

XRAY $7.50 Put

XRAY270416P00007500

Latest saved OI1,703Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
XRAY $7.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,7038510 2026-10-09: 1,570 OI2026-10-12: 1,595 OI2026-10-14: 1,620 OI2026-10-15: 1,620 OI2026-10-16: 1,620 OI2026-10-21: 1,703 OI2026-10-23: 1,703 OI Oct 09, 2026Oct 23, 2026

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

XRAY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,7030
Oct 21, 20261,703+83
Oct 16, 20261,6200
Oct 15, 20261,6200
Oct 14, 20261,620+25
Oct 12, 20261,595+25
Oct 09, 20261,570No prior observation