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Contract OI history

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Dec 17, 2027 EXPIRATION

TSM $120.00 Put

TSM271217P00120000

Latest saved OI543Oct 23, 2026
Last change+5vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $120.00 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. 5432710 2026-10-02: 542 OI2026-10-05: 542 OI2026-10-06: 542 OI2026-10-07: 542 OI2026-10-08: 542 OI2026-10-09: 542 OI2026-10-14: 539 OI2026-10-15: 539 OI2026-10-16: 539 OI2026-10-21: 538 OI2026-10-23: 543 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, 2026Viewing543+5
Oct 21, 2026538-1
Oct 16, 20265390
Oct 15, 20265390
Oct 14, 2026539-3
Oct 09, 20265420
Oct 08, 20265420
Oct 07, 20265420
Oct 06, 20265420
Oct 05, 20265420
Oct 02, 2026542No prior observation