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Contract OI history

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Jan 15, 2027 EXPIRATION

TSM $540.00 Put

TSM270115P00540000

Latest saved OI47Oct 23, 2026
Last change-61vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $540.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 108540 2026-10-02: 79 OI2026-10-05: 79 OI2026-10-06: 79 OI2026-10-07: 79 OI2026-10-08: 79 OI2026-10-09: 93 OI2026-10-14: 107 OI2026-10-15: 107 OI2026-10-16: 107 OI2026-10-21: 108 OI2026-10-23: 47 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, 2026Viewing47-61
Oct 21, 2026108+1
Oct 16, 20261070
Oct 15, 20261070
Oct 14, 2026107+14
Oct 09, 202693+14
Oct 08, 2026790
Oct 07, 2026790
Oct 06, 2026790
Oct 05, 2026790
Oct 02, 202679No prior observation