OITracker Cboe delayed data

Contract OI history

Back to TXN

Dec 18, 2026 EXPIRATION

TXN $275.00 Put

TXN261218P00275000

Latest saved OI441Oct 23, 2026
Last change+17vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TXN $275.00 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. 4412200 2026-10-09: 47 OI2026-10-14: 48 OI2026-10-15: 111 OI2026-10-16: 137 OI2026-10-21: 424 OI2026-10-23: 441 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, 2026Viewing441+17
Oct 21, 2026424+287
Oct 16, 2026137+26
Oct 15, 2026111+63
Oct 14, 202648+1
Oct 09, 202647No prior observation