OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

AMPX $15.00 Put

AMPX280121P00015000

Latest saved OI4,854Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AMPX $15.00 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. 4,8592,4290 2026-10-02: 4,857 OI2026-10-05: 4,859 OI2026-10-06: 4,859 OI2026-10-07: 4,859 OI2026-10-08: 4,859 OI2026-10-09: 4,859 OI2026-10-13: 4,859 OI2026-10-14: 4,859 OI2026-10-15: 4,859 OI2026-10-16: 4,859 OI2026-10-21: 4,854 OI2026-10-23: 4,854 OI Oct 02, 2026Oct 23, 2026

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

AMPX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4,8540
Oct 21, 20264,854-5
Oct 16, 20264,8590
Oct 15, 20264,8590
Oct 14, 20264,8590
Oct 13, 20264,8590
Oct 09, 20264,8590
Oct 08, 20264,8590
Oct 07, 20264,8590
Oct 06, 20264,8590
Oct 05, 20264,859+2
Oct 02, 20264,857No prior observation