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Contract OI history

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Nov 20, 2026 EXPIRATION

AMPX $8.00 Put

AMPX261120P00008000

Latest saved OI614Oct 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 $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. 6263130 2026-10-02: 343 OI2026-10-05: 349 OI2026-10-06: 346 OI2026-10-07: 373 OI2026-10-08: 373 OI2026-10-09: 433 OI2026-10-13: 531 OI2026-10-14: 531 OI2026-10-15: 626 OI2026-10-16: 614 OI2026-10-21: 614 OI2026-10-23: 614 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, 2026Viewing6140
Oct 21, 20266140
Oct 16, 2026614-12
Oct 15, 2026626+95
Oct 14, 20265310
Oct 13, 2026531+98
Oct 09, 2026433+60
Oct 08, 20263730
Oct 07, 2026373+27
Oct 06, 2026346-3
Oct 05, 2026349+6
Oct 02, 2026343No prior observation