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Contract OI history

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Mar 19, 2027 EXPIRATION

TSM $310.00 Put

TSM270319P00310000

Latest saved OI1,404Oct 23, 2026
Last change-34vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $310.00 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. 1,4387190 2026-10-02: 1,410 OI2026-10-05: 1,410 OI2026-10-06: 1,394 OI2026-10-07: 1,379 OI2026-10-08: 1,379 OI2026-10-09: 1,379 OI2026-10-14: 1,376 OI2026-10-15: 1,377 OI2026-10-16: 1,378 OI2026-10-21: 1,438 OI2026-10-23: 1,404 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, 2026Viewing1,404-34
Oct 21, 20261,438+60
Oct 16, 20261,378+1
Oct 15, 20261,377+1
Oct 14, 20261,376-3
Oct 09, 20261,3790
Oct 08, 20261,3790
Oct 07, 20261,379-15
Oct 06, 20261,394-16
Oct 05, 20261,4100
Oct 02, 20261,410No prior observation