OITracker Cboe delayed data

Contract OI history

Back to AMAT

Feb 19, 2027 EXPIRATION

AMAT $420.00 Put

AMAT270219P00420000

Latest saved OI531Oct 23, 2026
Last change+50vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AMAT $420.00 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. 5312650 2026-10-09: 490 OI2026-10-13: 491 OI2026-10-14: 491 OI2026-10-15: 489 OI2026-10-16: 492 OI2026-10-21: 481 OI2026-10-23: 531 OI Oct 09, 2026Oct 23, 2026

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

AMAT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing531+50
Oct 21, 2026481-11
Oct 16, 2026492+3
Oct 15, 2026489-2
Oct 14, 20264910
Oct 13, 2026491+1
Oct 09, 2026490No prior observation