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Contract OI history

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Feb 19, 2027 EXPIRATION

TSM $250.00 Put

TSM270219P00250000

Latest saved OI1,628Oct 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 $250.00 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. 1,6328160 2026-10-02: 1,632 OI2026-10-05: 1,632 OI2026-10-06: 1,632 OI2026-10-07: 1,632 OI2026-10-08: 1,632 OI2026-10-09: 1,632 OI2026-10-14: 1,631 OI2026-10-15: 1,631 OI2026-10-16: 1,631 OI2026-10-21: 1,628 OI2026-10-23: 1,628 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, 2026Viewing1,6280
Oct 21, 20261,628-3
Oct 16, 20261,6310
Oct 15, 20261,6310
Oct 14, 20261,631-1
Oct 09, 20261,6320
Oct 08, 20261,6320
Oct 07, 20261,6320
Oct 06, 20261,6320
Oct 05, 20261,6320
Oct 02, 20261,632No prior observation