OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

V $320.00 Put

V280121P00320000

Latest saved OI3,108Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
V $320.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,1081,5540 2026-10-02: 2,463 OI2026-10-05: 2,463 OI2026-10-06: 2,880 OI2026-10-07: 2,880 OI2026-10-08: 2,880 OI2026-10-09: 3,107 OI2026-10-14: 3,107 OI2026-10-15: 3,108 OI2026-10-16: 3,108 OI2026-10-21: 3,108 OI2026-10-23: 3,108 OI Oct 02, 2026Oct 23, 2026

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

V contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20263,1080
Oct 21, 2026Viewing3,1080
Oct 16, 20263,1080
Oct 15, 20263,108+1
Oct 14, 20263,1070
Oct 09, 20263,107+227
Oct 08, 20262,8800
Oct 07, 20262,8800
Oct 06, 20262,880+417
Oct 05, 20262,4630
Oct 02, 20262,463No prior observation