OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

AMPX $8.00 Put

AMPX270115P00008000

Latest saved OI385Oct 23, 2026
Last change+39vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AMPX $8.00 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. 3851920 2026-10-02: 267 OI2026-10-05: 249 OI2026-10-06: 270 OI2026-10-07: 286 OI2026-10-08: 286 OI2026-10-09: 299 OI2026-10-13: 338 OI2026-10-14: 338 OI2026-10-15: 341 OI2026-10-16: 353 OI2026-10-21: 346 OI2026-10-23: 385 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, 2026Viewing385+39
Oct 21, 2026346-7
Oct 16, 2026353+12
Oct 15, 2026341+3
Oct 14, 20263380
Oct 13, 2026338+39
Oct 09, 2026299+13
Oct 08, 20262860
Oct 07, 2026286+16
Oct 06, 2026270+21
Oct 05, 2026249-18
Oct 02, 2026267No prior observation