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Contract OI history

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Nov 20, 2026 EXPIRATION

AMPX $10.00 Put

AMPX261120P00010000

Latest saved OI3,492Oct 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. 3,5061,7530 2026-10-02: 3,079 OI2026-10-05: 3,079 OI2026-10-06: 3,088 OI2026-10-07: 3,108 OI2026-10-08: 3,108 OI2026-10-09: 3,111 OI2026-10-13: 3,140 OI2026-10-14: 3,140 OI2026-10-15: 3,505 OI2026-10-16: 3,506 OI2026-10-21: 3,492 OI2026-10-23: 3,492 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, 2026Viewing3,4920
Oct 21, 20263,492-14
Oct 16, 20263,506+1
Oct 15, 20263,505+365
Oct 14, 20263,1400
Oct 13, 20263,140+29
Oct 09, 20263,111+3
Oct 08, 20263,1080
Oct 07, 20263,108+20
Oct 06, 20263,088+9
Oct 05, 20263,0790
Oct 02, 20263,079No prior observation