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Contract OI history

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Sep 17, 2027 EXPIRATION

TXN $220.00 Put

TXN270917P00220000

Latest saved OI206Oct 23, 2026
Last change+4vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TXN $220.00 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. 2061030 2026-10-09: 43 OI2026-10-14: 190 OI2026-10-15: 190 OI2026-10-16: 190 OI2026-10-21: 202 OI2026-10-23: 206 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, 2026Viewing206+4
Oct 21, 2026202+12
Oct 16, 20261900
Oct 15, 20261900
Oct 14, 2026190+147
Oct 09, 202643No prior observation