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Contract OI history

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Mar 19, 2027 EXPIRATION

TSM $290.00 Put

TSM270319P00290000

Latest saved OI1,488Oct 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 $290.00 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. 1,4887440 2026-10-02: 1,014 OI2026-10-05: 1,014 OI2026-10-06: 1,029 OI2026-10-07: 1,032 OI2026-10-08: 1,032 OI2026-10-09: 1,035 OI2026-10-14: 1,026 OI2026-10-15: 1,026 OI2026-10-16: 1,485 OI2026-10-21: 1,488 OI2026-10-23: 1,488 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, 2026Viewing1,4880
Oct 21, 20261,488+3
Oct 16, 20261,485+459
Oct 15, 20261,0260
Oct 14, 20261,026-9
Oct 09, 20261,035+3
Oct 08, 20261,0320
Oct 07, 20261,032+3
Oct 06, 20261,029+15
Oct 05, 20261,0140
Oct 02, 20261,014No prior observation