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Contract OI history

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Dec 15, 2028 EXPIRATION

TSM $370.00 Call

TSM281215C00370000

Latest saved OI320Oct 23, 2026
Last change+1vs 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. 3931960 2026-10-02: 393 OI2026-10-05: 392 OI2026-10-06: 391 OI2026-10-07: 391 OI2026-10-08: 391 OI2026-10-09: 390 OI2026-10-14: 359 OI2026-10-15: 316 OI2026-10-16: 318 OI2026-10-21: 319 OI2026-10-23: 320 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, 2026Viewing320+1
Oct 21, 2026319+1
Oct 16, 2026318+2
Oct 15, 2026316-43
Oct 14, 2026359-31
Oct 09, 2026390-1
Oct 08, 20263910
Oct 07, 20263910
Oct 06, 2026391-1
Oct 05, 2026392-1
Oct 02, 2026393No prior observation