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Contract OI history

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Dec 18, 2026 EXPIRATION

TTEK $25.00 Put

TTEK261218P00025000

Latest saved OI5,477Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TTEK $25.00 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. 5,4782,7390 2026-10-09: 5,478 OI2026-10-13: 5,478 OI2026-10-14: 5,478 OI2026-10-15: 5,478 OI2026-10-16: 5,478 OI2026-10-21: 5,477 OI2026-10-23: 5,477 OI Oct 09, 2026Oct 23, 2026

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

TTEK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20265,4770
Oct 21, 2026Viewing5,477-1
Oct 16, 20265,4780
Oct 15, 20265,4780
Oct 14, 20265,4780
Oct 13, 20265,4780
Oct 09, 20265,478No prior observation