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Contract OI history

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Oct 23, 2026 EXPIRATION

TSM $457.50 Put

TSM261023P00457500

Latest saved OI1Oct 23, 2026
Last change-31vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $457.50 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. 194970 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 22 OI2026-10-07: 135 OI2026-10-08: 135 OI2026-10-09: 150 OI2026-10-14: 193 OI2026-10-15: 189 OI2026-10-16: 194 OI2026-10-21: 32 OI2026-10-23: 1 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, 2026Viewing1-31
Oct 21, 202632-162
Oct 16, 2026194+5
Oct 15, 2026189-4
Oct 14, 2026193+43
Oct 09, 2026150+15
Oct 08, 20261350
Oct 07, 2026135+113
Oct 06, 202622+22
Oct 05, 202600
Oct 02, 20260No prior observation