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Contract OI history

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Nov 20, 2026 EXPIRATION

AMGN $360.00 Put

AMGN261120P00360000

Latest saved OI1,143Oct 23, 2026
Last change-3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMGN $360.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,1575780 2026-10-09: 1,156 OI2026-10-13: 1,156 OI2026-10-14: 1,156 OI2026-10-15: 1,157 OI2026-10-16: 1,147 OI2026-10-21: 1,146 OI2026-10-23: 1,143 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

AMGN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,143-3
Oct 21, 20261,146-1
Oct 16, 20261,147-10
Oct 15, 20261,157+1
Oct 14, 20261,1560
Oct 13, 20261,1560
Oct 09, 20261,156No prior observation