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Contract OI history

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Dec 15, 2028 EXPIRATION

TSM $330.00 Put

TSM281215P00330000

Latest saved OI155Oct 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 $330.00 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. 155770 2026-10-02: 148 OI2026-10-05: 148 OI2026-10-06: 154 OI2026-10-07: 154 OI2026-10-08: 154 OI2026-10-09: 152 OI2026-10-14: 149 OI2026-10-15: 144 OI2026-10-16: 144 OI2026-10-21: 155 OI2026-10-23: 155 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, 2026Viewing1550
Oct 21, 2026155+11
Oct 16, 20261440
Oct 15, 2026144-5
Oct 14, 2026149-3
Oct 09, 2026152-2
Oct 08, 20261540
Oct 07, 20261540
Oct 06, 2026154+6
Oct 05, 20261480
Oct 02, 2026148No prior observation