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Contract OI history

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Apr 16, 2027 EXPIRATION

T $18.00 Put

T270416P00018000

Latest saved OI420Oct 23, 2026
Last change+371vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $18.00 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. 4202100 2026-10-02: 34 OI2026-10-05: 34 OI2026-10-06: 34 OI2026-10-07: 34 OI2026-10-08: 34 OI2026-10-09: 43 OI2026-10-14: 48 OI2026-10-15: 48 OI2026-10-16: 48 OI2026-10-21: 49 OI2026-10-23: 420 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, 2026Viewing420+371
Oct 21, 202649+1
Oct 16, 2026480
Oct 15, 2026480
Oct 14, 202648+5
Oct 09, 202643+9
Oct 08, 2026340
Oct 07, 2026340
Oct 06, 2026340
Oct 05, 2026340
Oct 02, 202634No prior observation