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Contract OI history

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Mar 19, 2027 EXPIRATION

TFC $40.00 Put

TFC270319P00040000

Latest saved OI627Oct 23, 2026
Last change+4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TFC $40.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6273130 2026-10-02: 597 OI2026-10-05: 597 OI2026-10-06: 597 OI2026-10-07: 602 OI2026-10-08: 602 OI2026-10-09: 606 OI2026-10-13: 613 OI2026-10-14: 613 OI2026-10-15: 613 OI2026-10-16: 613 OI2026-10-21: 623 OI2026-10-23: 627 OI Oct 02, 2026Oct 23, 2026

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

TFC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing627+4
Oct 21, 2026623+10
Oct 16, 20266130
Oct 15, 20266130
Oct 14, 20266130
Oct 13, 2026613+7
Oct 09, 2026606+4
Oct 08, 20266020
Oct 07, 2026602+5
Oct 06, 20265970
Oct 05, 20265970
Oct 02, 2026597No prior observation