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Contract OI history

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Oct 30, 2026 EXPIRATION

AMPX $9.50 Call

AMPX261030C00009500

Latest saved OI135Oct 23, 2026
Last change+5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AMPX $9.50 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 141700 2026-10-02: 30 OI2026-10-05: 29 OI2026-10-06: 29 OI2026-10-07: 32 OI2026-10-08: 32 OI2026-10-09: 32 OI2026-10-13: 137 OI2026-10-14: 137 OI2026-10-15: 137 OI2026-10-16: 141 OI2026-10-21: 130 OI2026-10-23: 135 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, 2026Viewing135+5
Oct 21, 2026130-11
Oct 16, 2026141+4
Oct 15, 20261370
Oct 14, 20261370
Oct 13, 2026137+105
Oct 09, 2026320
Oct 08, 2026320
Oct 07, 202632+3
Oct 06, 2026290
Oct 05, 202629-1
Oct 02, 202630No prior observation