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Contract OI history

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Jan 15, 2027 EXPIRATION

TSM $430.00 Put

TSM270115P00430000

Latest saved OI1,617Oct 23, 2026
Last change-9vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $430.00 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. 1,6268130 2026-10-02: 1,404 OI2026-10-05: 1,438 OI2026-10-06: 1,474 OI2026-10-07: 1,539 OI2026-10-08: 1,539 OI2026-10-09: 1,558 OI2026-10-14: 1,448 OI2026-10-15: 1,498 OI2026-10-16: 1,486 OI2026-10-21: 1,626 OI2026-10-23: 1,617 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, 2026Viewing1,617-9
Oct 21, 20261,626+140
Oct 16, 20261,486-12
Oct 15, 20261,498+50
Oct 14, 20261,448-110
Oct 09, 20261,558+19
Oct 08, 20261,5390
Oct 07, 20261,539+65
Oct 06, 20261,474+36
Oct 05, 20261,438+34
Oct 02, 20261,404No prior observation