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Contract OI history

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Mar 19, 2027 EXPIRATION

TSM $390.00 Call

TSM270319C00390000

Latest saved OI494Oct 23, 2026
Last change0vs 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. 4942470 2026-10-02: 462 OI2026-10-05: 461 OI2026-10-06: 466 OI2026-10-07: 464 OI2026-10-08: 464 OI2026-10-09: 467 OI2026-10-14: 467 OI2026-10-15: 473 OI2026-10-16: 481 OI2026-10-21: 494 OI2026-10-23: 494 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, 2026Viewing4940
Oct 21, 2026494+13
Oct 16, 2026481+8
Oct 15, 2026473+6
Oct 14, 20264670
Oct 09, 2026467+3
Oct 08, 20264640
Oct 07, 2026464-2
Oct 06, 2026466+5
Oct 05, 2026461-1
Oct 02, 2026462No prior observation