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Contract OI history

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Jun 17, 2027 EXPIRATION

TSM $390.00 Call

TSM270617C00390000

Latest saved OI311Oct 23, 2026
Last change+21vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $390.00 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. 3111550 2026-10-02: 222 OI2026-10-05: 221 OI2026-10-06: 220 OI2026-10-07: 220 OI2026-10-08: 220 OI2026-10-09: 221 OI2026-10-14: 281 OI2026-10-15: 283 OI2026-10-16: 283 OI2026-10-21: 290 OI2026-10-23: 311 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, 2026Viewing311+21
Oct 21, 2026290+7
Oct 16, 20262830
Oct 15, 2026283+2
Oct 14, 2026281+60
Oct 09, 2026221+1
Oct 08, 20262200
Oct 07, 20262200
Oct 06, 2026220-1
Oct 05, 2026221-1
Oct 02, 2026222No prior observation