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Contract OI history

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Dec 15, 2028 EXPIRATION

PLTR $40.00 Put

PLTR281215P00040000

Latest saved OI129Oct 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
PLTR $40.00 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. 137680 2026-10-09: 137 OI2026-10-13: 137 OI2026-10-14: 137 OI2026-10-15: 137 OI2026-10-16: 137 OI2026-10-21: 127 OI2026-10-23: 129 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, 2026Viewing129+2
Oct 21, 2026127-10
Oct 16, 20261370
Oct 15, 20261370
Oct 14, 20261370
Oct 13, 20261370
Oct 09, 2026137No prior observation