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Contract OI history

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Jan 19, 2029 EXPIRATION

TSM $400.00 Call

TSM290119C00400000

Latest saved OI1,427Oct 23, 2026
Last change+6vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $400.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,4287140 2026-10-02: 847 OI2026-10-05: 1,265 OI2026-10-06: 1,297 OI2026-10-07: 1,313 OI2026-10-08: 1,313 OI2026-10-09: 1,335 OI2026-10-14: 1,355 OI2026-10-15: 1,367 OI2026-10-16: 1,428 OI2026-10-21: 1,421 OI2026-10-23: 1,427 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, 2026Viewing1,427+6
Oct 21, 20261,421-7
Oct 16, 20261,428+61
Oct 15, 20261,367+12
Oct 14, 20261,355+20
Oct 09, 20261,335+22
Oct 08, 20261,3130
Oct 07, 20261,313+16
Oct 06, 20261,297+32
Oct 05, 20261,265+418
Oct 02, 2026847No prior observation