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Contract OI history

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Nov 20, 2026 EXPIRATION

PTEN $11.00 Put

PTEN261120P00011000

Latest saved OI8,335Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PTEN $11.00 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. 8,4324,2160 2026-10-09: 8,332 OI2026-10-13: 8,332 OI2026-10-14: 8,332 OI2026-10-15: 8,432 OI2026-10-16: 8,334 OI2026-10-21: 8,335 OI2026-10-23: 8,335 OI Oct 09, 2026Oct 23, 2026

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

PTEN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing8,3350
Oct 21, 20268,335+1
Oct 16, 20268,334-98
Oct 15, 20268,432+100
Oct 14, 20268,3320
Oct 13, 20268,3320
Oct 09, 20268,332No prior observation