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Contract OI history

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Sep 17, 2027 EXPIRATION

TSM $410.00 Put

TSM270917P00410000

Latest saved OI613Oct 23, 2026
Last change+19vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $410.00 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. 6133060 2026-10-02: 415 OI2026-10-05: 415 OI2026-10-06: 444 OI2026-10-07: 466 OI2026-10-08: 466 OI2026-10-09: 475 OI2026-10-14: 581 OI2026-10-15: 581 OI2026-10-16: 587 OI2026-10-21: 594 OI2026-10-23: 613 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, 2026Viewing613+19
Oct 21, 2026594+7
Oct 16, 2026587+6
Oct 15, 20265810
Oct 14, 2026581+106
Oct 09, 2026475+9
Oct 08, 20264660
Oct 07, 2026466+22
Oct 06, 2026444+29
Oct 05, 20264150
Oct 02, 2026415No prior observation