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Contract OI history

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Jan 21, 2028 EXPIRATION

TSM $470.00 Put

TSM280121P00470000

Latest saved OI2,775Oct 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 $470.00 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. 2,7751,3870 2026-10-02: 523 OI2026-10-05: 523 OI2026-10-06: 518 OI2026-10-07: 518 OI2026-10-08: 518 OI2026-10-09: 519 OI2026-10-14: 2,001 OI2026-10-15: 2,772 OI2026-10-16: 2,773 OI2026-10-21: 2,775 OI2026-10-23: 2,775 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, 2026Viewing2,7750
Oct 21, 20262,775+2
Oct 16, 20262,773+1
Oct 15, 20262,772+771
Oct 14, 20262,001+1,482
Oct 09, 2026519+1
Oct 08, 20265180
Oct 07, 20265180
Oct 06, 2026518-5
Oct 05, 20265230
Oct 02, 2026523No prior observation