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Contract OI history

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Oct 23, 2026 EXPIRATION

TSM $485.00 Call

TSM261023C00485000

Latest saved OI596Oct 23, 2026
Last change-5vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $485.00 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. 6013000 2026-10-02: 317 OI2026-10-05: 456 OI2026-10-06: 360 OI2026-10-07: 450 OI2026-10-08: 450 OI2026-10-09: 507 OI2026-10-14: 575 OI2026-10-15: 576 OI2026-10-16: 594 OI2026-10-21: 601 OI2026-10-23: 596 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, 2026Viewing596-5
Oct 21, 2026601+7
Oct 16, 2026594+18
Oct 15, 2026576+1
Oct 14, 2026575+68
Oct 09, 2026507+57
Oct 08, 20264500
Oct 07, 2026450+90
Oct 06, 2026360-96
Oct 05, 2026456+139
Oct 02, 2026317No prior observation