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Contract OI history

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Jan 19, 2029 EXPIRATION

TSM $380.00 Put

TSM290119P00380000

Latest saved OI120Oct 23, 2026
Last change+69vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $380.00 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. 120600 2026-10-02: 31 OI2026-10-05: 31 OI2026-10-06: 31 OI2026-10-07: 37 OI2026-10-08: 37 OI2026-10-09: 42 OI2026-10-14: 43 OI2026-10-15: 46 OI2026-10-16: 50 OI2026-10-21: 51 OI2026-10-23: 120 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, 2026Viewing120+69
Oct 21, 202651+1
Oct 16, 202650+4
Oct 15, 202646+3
Oct 14, 202643+1
Oct 09, 202642+5
Oct 08, 2026370
Oct 07, 202637+6
Oct 06, 2026310
Oct 05, 2026310
Oct 02, 202631No prior observation