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Contract OI history

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Nov 20, 2026 EXPIRATION

TSM $370.00 Put

TSM261120P00370000

Latest saved OI5,684Oct 23, 2026
Last change+57vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $370.00 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. 5,8872,9430 2026-10-02: 5,887 OI2026-10-05: 5,829 OI2026-10-06: 5,844 OI2026-10-07: 5,773 OI2026-10-08: 5,773 OI2026-10-09: 5,786 OI2026-10-14: 5,832 OI2026-10-15: 5,770 OI2026-10-16: 5,291 OI2026-10-21: 5,627 OI2026-10-23: 5,684 OI Oct 02, 2026Oct 23, 2026

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

TSM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5,684+57
Oct 21, 20265,627+336
Oct 16, 20265,291-479
Oct 15, 20265,770-62
Oct 14, 20265,832+46
Oct 09, 20265,786+13
Oct 08, 20265,7730
Oct 07, 20265,773-71
Oct 06, 20265,844+15
Oct 05, 20265,829-58
Oct 02, 20265,887No prior observation