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Contract OI history

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Dec 18, 2026 EXPIRATION

TSM $110.00 Put

TSM261218P00110000

Latest saved OI588Oct 23, 2026
Last change+23vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $110.00 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. 5882940 2026-10-02: 524 OI2026-10-05: 544 OI2026-10-06: 544 OI2026-10-07: 557 OI2026-10-08: 557 OI2026-10-09: 552 OI2026-10-14: 549 OI2026-10-15: 543 OI2026-10-16: 542 OI2026-10-21: 565 OI2026-10-23: 588 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, 2026Viewing588+23
Oct 21, 2026565+23
Oct 16, 2026542-1
Oct 15, 2026543-6
Oct 14, 2026549-3
Oct 09, 2026552-5
Oct 08, 20265570
Oct 07, 2026557+13
Oct 06, 20265440
Oct 05, 2026544+20
Oct 02, 2026524No prior observation