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Contract OI history

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Oct 30, 2026 EXPIRATION

T $23.50 Put

T261030P00023500

Latest saved OI615Oct 23, 2026
Last change-23vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $23.50 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6383190 2026-10-02: 289 OI2026-10-05: 299 OI2026-10-06: 321 OI2026-10-07: 321 OI2026-10-08: 335 OI2026-10-09: 436 OI2026-10-14: 431 OI2026-10-15: 443 OI2026-10-16: 455 OI2026-10-21: 638 OI2026-10-23: 615 OI Oct 02, 2026Oct 23, 2026

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

T contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing615-23
Oct 21, 2026638+183
Oct 16, 2026455+12
Oct 15, 2026443+12
Oct 14, 2026431-5
Oct 09, 2026436+101
Oct 08, 2026335+14
Oct 07, 20263210
Oct 06, 2026321+22
Oct 05, 2026299+10
Oct 02, 2026289No prior observation