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Contract OI history

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Jan 21, 2028 EXPIRATION

TSM $370.00 Call

TSM280121C00370000

Latest saved OI424Oct 23, 2026
Last change+103vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $370.00 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. 4242120 2026-10-02: 300 OI2026-10-05: 300 OI2026-10-06: 299 OI2026-10-07: 299 OI2026-10-08: 299 OI2026-10-09: 298 OI2026-10-14: 300 OI2026-10-15: 300 OI2026-10-16: 320 OI2026-10-21: 321 OI2026-10-23: 424 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, 2026Viewing424+103
Oct 21, 2026321+1
Oct 16, 2026320+20
Oct 15, 20263000
Oct 14, 2026300+2
Oct 09, 2026298-1
Oct 08, 20262990
Oct 07, 20262990
Oct 06, 2026299-1
Oct 05, 20263000
Oct 02, 2026300No prior observation