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Contract OI history

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Jan 15, 2027 EXPIRATION

TER $400.00 Put

TER270115P00400000

Latest saved OI261Oct 23, 2026
Last change-1vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TER $400.00 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. 2621310 2026-10-09: 149 OI2026-10-14: 261 OI2026-10-15: 261 OI2026-10-16: 262 OI2026-10-21: 262 OI2026-10-23: 261 OI Oct 09, 2026Oct 23, 2026

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

TER contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing261-1
Oct 21, 20262620
Oct 16, 2026262+1
Oct 15, 20262610
Oct 14, 2026261+112
Oct 09, 2026149No prior observation