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Contract OI history

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Jan 19, 2029 EXPIRATION

TENB $40.00 Put

TENB290119P00040000

Latest saved OI101Oct 23, 2026
Last change+100vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TENB $40.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 101500 2026-10-09: 0 OI2026-10-13: 0 OI2026-10-14: 0 OI2026-10-16: 1 OI2026-10-20: 1 OI2026-10-23: 101 OI Oct 09, 2026Oct 23, 2026

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

TENB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing101+100
Oct 20, 202610
Oct 16, 20261+1
Oct 14, 202600
Oct 13, 202600
Oct 09, 20260No prior observation