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Contract OI history

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Nov 20, 2026 EXPIRATION

PLAB $25.00 Put

PLAB261120P00025000

Latest saved OI138Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
PLAB $25.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 138690 2026-10-08: 112 OI2026-10-09: 111 OI2026-10-13: 111 OI2026-10-14: 111 OI2026-10-16: 125 OI2026-10-20: 137 OI2026-10-23: 138 OI Oct 08, 2026Oct 23, 2026

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

PLAB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing138+1
Oct 20, 2026137+12
Oct 16, 2026125+14
Oct 14, 20261110
Oct 13, 20261110
Oct 09, 2026111-1
Oct 08, 2026112No prior observation