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Contract OI history

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Nov 20, 2026 EXPIRATION

PLTK $2.50 Put

PLTK261120P00002500

Latest saved OI256Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
PLTK $2.50 put open interest history 6 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2561280 2026-10-08: 256 OI2026-10-13: 256 OI2026-10-14: 256 OI2026-10-16: 256 OI2026-10-20: 256 OI2026-10-23: 256 OI Oct 08, 2026Oct 23, 2026

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

PLTK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2560
Oct 20, 20262560
Oct 16, 20262560
Oct 14, 20262560
Oct 13, 20262560
Oct 08, 2026256No prior observation