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Contract OI history

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Jan 15, 2027 EXPIRATION

AMPX $16.00 Put

AMPX270115P00016000

Latest saved OI241Oct 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 $16.00 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. 2531260 2026-10-02: 248 OI2026-10-05: 248 OI2026-10-06: 252 OI2026-10-07: 252 OI2026-10-08: 252 OI2026-10-09: 253 OI2026-10-13: 251 OI2026-10-14: 251 OI2026-10-15: 246 OI2026-10-16: 246 OI2026-10-21: 241 OI2026-10-23: 241 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, 2026Viewing2410
Oct 21, 2026241-5
Oct 16, 20262460
Oct 15, 2026246-5
Oct 14, 20262510
Oct 13, 2026251-2
Oct 09, 2026253+1
Oct 08, 20262520
Oct 07, 20262520
Oct 06, 2026252+4
Oct 05, 20262480
Oct 02, 2026248No prior observation