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Contract OI history

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Feb 19, 2027 EXPIRATION

TSM $330.00 Put

TSM270219P00330000

Latest saved OI1,021Oct 23, 2026
Last change+1vs 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. 1,0215100 2026-10-02: 999 OI2026-10-05: 999 OI2026-10-06: 1,003 OI2026-10-07: 1,000 OI2026-10-08: 1,000 OI2026-10-09: 1,010 OI2026-10-14: 1,005 OI2026-10-15: 1,000 OI2026-10-16: 1,016 OI2026-10-21: 1,020 OI2026-10-23: 1,021 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, 2026Viewing1,021+1
Oct 21, 20261,020+4
Oct 16, 20261,016+16
Oct 15, 20261,000-5
Oct 14, 20261,005-5
Oct 09, 20261,010+10
Oct 08, 20261,0000
Oct 07, 20261,000-3
Oct 06, 20261,003+4
Oct 05, 20269990
Oct 02, 2026999No prior observation