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Contract OI history

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Jun 17, 2027 EXPIRATION

TFC $40.00 Put

TFC270617P00040000

Latest saved OI1,710Oct 23, 2026
Last change0vs 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. 1,7108550 2026-10-02: 1,289 OI2026-10-05: 1,700 OI2026-10-06: 1,700 OI2026-10-07: 1,700 OI2026-10-08: 1,700 OI2026-10-09: 1,700 OI2026-10-13: 1,700 OI2026-10-14: 1,700 OI2026-10-15: 1,700 OI2026-10-16: 1,700 OI2026-10-21: 1,710 OI2026-10-23: 1,710 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, 2026Viewing1,7100
Oct 21, 20261,710+10
Oct 16, 20261,7000
Oct 15, 20261,7000
Oct 14, 20261,7000
Oct 13, 20261,7000
Oct 09, 20261,7000
Oct 08, 20261,7000
Oct 07, 20261,7000
Oct 06, 20261,7000
Oct 05, 20261,700+411
Oct 02, 20261,289No prior observation