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Contract OI history

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Dec 18, 2026 EXPIRATION

TSM $470.00 Put

TSM261218P00470000

Latest saved OI672Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $470.00 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. 6823410 2026-10-02: 160 OI2026-10-05: 589 OI2026-10-06: 620 OI2026-10-07: 670 OI2026-10-08: 670 OI2026-10-09: 681 OI2026-10-14: 671 OI2026-10-15: 682 OI2026-10-16: 665 OI2026-10-21: 672 OI2026-10-23: 672 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, 2026Viewing6720
Oct 21, 2026672+7
Oct 16, 2026665-17
Oct 15, 2026682+11
Oct 14, 2026671-10
Oct 09, 2026681+11
Oct 08, 20266700
Oct 07, 2026670+50
Oct 06, 2026620+31
Oct 05, 2026589+429
Oct 02, 2026160No prior observation