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Contract OI history

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Jun 16, 2028 EXPIRATION

TSM $470.00 Put

TSM280616P00470000

Latest saved OI150Oct 23, 2026
Last change+11vs 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. 150750 2026-10-02: 123 OI2026-10-05: 123 OI2026-10-06: 123 OI2026-10-07: 123 OI2026-10-08: 123 OI2026-10-09: 123 OI2026-10-14: 123 OI2026-10-15: 138 OI2026-10-16: 138 OI2026-10-21: 139 OI2026-10-23: 150 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, 2026Viewing150+11
Oct 21, 2026139+1
Oct 16, 20261380
Oct 15, 2026138+15
Oct 14, 20261230
Oct 09, 20261230
Oct 08, 20261230
Oct 07, 20261230
Oct 06, 20261230
Oct 05, 20261230
Oct 02, 2026123No prior observation