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Contract OI history

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Dec 18, 2026 EXPIRATION

TXN $300.00 Put

TXN261218P00300000

Latest saved OI301Oct 23, 2026
Last change+24vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TXN $300.00 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. 3011500 2026-10-09: 271 OI2026-10-14: 271 OI2026-10-15: 271 OI2026-10-16: 271 OI2026-10-21: 277 OI2026-10-23: 301 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, 2026Viewing301+24
Oct 21, 2026277+6
Oct 16, 20262710
Oct 15, 20262710
Oct 14, 20262710
Oct 09, 2026271No prior observation