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Contract OI history

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Mar 19, 2027 EXPIRATION

AMPX $15.00 Put

AMPX270319P00015000

Latest saved OI2,290Oct 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. 2,2901,1450 2026-10-02: 2,289 OI2026-10-05: 2,289 OI2026-10-06: 2,289 OI2026-10-07: 2,289 OI2026-10-08: 2,289 OI2026-10-09: 2,289 OI2026-10-13: 2,289 OI2026-10-14: 2,289 OI2026-10-15: 2,289 OI2026-10-16: 2,289 OI2026-10-21: 2,290 OI2026-10-23: 2,290 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, 2026Viewing2,2900
Oct 21, 20262,290+1
Oct 16, 20262,2890
Oct 15, 20262,2890
Oct 14, 20262,2890
Oct 13, 20262,2890
Oct 09, 20262,2890
Oct 08, 20262,2890
Oct 07, 20262,2890
Oct 06, 20262,2890
Oct 05, 20262,2890
Oct 02, 20262,289No prior observation