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Contract OI history

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Jun 17, 2027 EXPIRATION

AMPX $17.00 Put

AMPX270617P00017000

Latest saved OI4,485Oct 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 $17.00 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. 4,4852,2420 2026-10-02: 4,452 OI2026-10-05: 4,452 OI2026-10-06: 4,452 OI2026-10-07: 4,452 OI2026-10-08: 4,452 OI2026-10-09: 4,452 OI2026-10-13: 4,447 OI2026-10-14: 4,447 OI2026-10-15: 4,485 OI2026-10-16: 4,485 OI2026-10-21: 4,485 OI2026-10-23: 4,485 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, 2026Viewing4,4850
Oct 21, 20264,4850
Oct 16, 20264,4850
Oct 15, 20264,485+38
Oct 14, 20264,4470
Oct 13, 20264,447-5
Oct 09, 20264,4520
Oct 08, 20264,4520
Oct 07, 20264,4520
Oct 06, 20264,4520
Oct 05, 20264,4520
Oct 02, 20264,452No prior observation