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Contract OI history

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Dec 18, 2026 EXPIRATION

PESI $15.00 Put

PESI261218P00015000

Latest saved OI256Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
PESI $15.00 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. 2711350 2026-10-08: 271 OI2026-10-09: 267 OI2026-10-13: 264 OI2026-10-14: 260 OI2026-10-16: 260 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.

PESI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2560
Oct 20, 2026256-4
Oct 16, 20262600
Oct 14, 2026260-4
Oct 13, 2026264-3
Oct 09, 2026267-4
Oct 08, 2026271No prior observation