OITracker Cboe delayed data

Contract OI history

Back to PLTR

May 21, 2027 EXPIRATION

PLTR $155.00 Put

PLTR270521P00155000

Latest saved OI407Oct 23, 2026
Last change+127vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PLTR $155.00 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. 4072030 2026-10-09: 185 OI2026-10-13: 185 OI2026-10-14: 185 OI2026-10-15: 185 OI2026-10-16: 274 OI2026-10-21: 280 OI2026-10-23: 407 OI Oct 09, 2026Oct 23, 2026

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

PLTR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing407+127
Oct 21, 2026280+6
Oct 16, 2026274+89
Oct 15, 20261850
Oct 14, 20261850
Oct 13, 20261850
Oct 09, 2026185No prior observation