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Contract OI history

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Jan 15, 2027 EXPIRATION

AMGN $430.00 Put

AMGN270115P00430000

Latest saved OI528Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMGN $430.00 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. 5282640 2026-10-09: 19 OI2026-10-13: 19 OI2026-10-14: 19 OI2026-10-15: 19 OI2026-10-16: 30 OI2026-10-21: 526 OI2026-10-23: 528 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, 2026Viewing528+2
Oct 21, 2026526+496
Oct 16, 202630+11
Oct 15, 2026190
Oct 14, 2026190
Oct 13, 2026190
Oct 09, 202619No prior observation