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Contract OI history

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Oct 23, 2026 EXPIRATION

AMPX $10.00 Put

AMPX261023P00010000

Latest saved OI67Oct 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 $10.00 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. 170850 2026-10-02: 156 OI2026-10-05: 156 OI2026-10-06: 158 OI2026-10-07: 168 OI2026-10-08: 168 OI2026-10-09: 170 OI2026-10-13: 169 OI2026-10-14: 169 OI2026-10-15: 169 OI2026-10-16: 169 OI2026-10-21: 67 OI2026-10-23: 67 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, 2026Viewing670
Oct 21, 202667-102
Oct 16, 20261690
Oct 15, 20261690
Oct 14, 20261690
Oct 13, 2026169-1
Oct 09, 2026170+2
Oct 08, 20261680
Oct 07, 2026168+10
Oct 06, 2026158+2
Oct 05, 20261560
Oct 02, 2026156No prior observation