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Contract OI history

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Mar 19, 2027 EXPIRATION

T $19.00 Put

T270319P00019000

Latest saved OI3,440Oct 23, 2026
Last change+20vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $19.00 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. 3,4401,7200 2026-10-02: 627 OI2026-10-05: 627 OI2026-10-06: 637 OI2026-10-07: 637 OI2026-10-08: 637 OI2026-10-09: 656 OI2026-10-14: 3,419 OI2026-10-15: 3,419 OI2026-10-16: 3,419 OI2026-10-21: 3,420 OI2026-10-23: 3,440 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, 2026Viewing3,440+20
Oct 21, 20263,420+1
Oct 16, 20263,4190
Oct 15, 20263,4190
Oct 14, 20263,419+2,763
Oct 09, 2026656+19
Oct 08, 20266370
Oct 07, 20266370
Oct 06, 2026637+10
Oct 05, 20266270
Oct 02, 2026627No prior observation