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Contract OI history

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Dec 18, 2026 EXPIRATION

TXN $290.00 Put

TXN261218P00290000

Latest saved OI359Oct 23, 2026
Last change+22vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TXN $290.00 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. 3591790 2026-10-09: 353 OI2026-10-14: 355 OI2026-10-15: 355 OI2026-10-16: 338 OI2026-10-21: 337 OI2026-10-23: 359 OI Oct 09, 2026Oct 23, 2026

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

TXN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing359+22
Oct 21, 2026337-1
Oct 16, 2026338-17
Oct 15, 20263550
Oct 14, 2026355+2
Oct 09, 2026353No prior observation