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Contract OI history

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Sep 17, 2027 EXPIRATION

TXN $300.00 Put

TXN270917P00300000

Latest saved OI548Oct 23, 2026
Last change-7vs 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. 5552770 2026-10-09: 401 OI2026-10-14: 459 OI2026-10-15: 459 OI2026-10-16: 459 OI2026-10-21: 555 OI2026-10-23: 548 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, 2026Viewing548-7
Oct 21, 2026555+96
Oct 16, 20264590
Oct 15, 20264590
Oct 14, 2026459+58
Oct 09, 2026401No prior observation