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Contract OI history

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Mar 19, 2027 EXPIRATION

TSM $450.00 Put

TSM270319P00450000

Latest saved OI2,334Oct 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 $450.00 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. 2,3361,1680 2026-10-02: 2,314 OI2026-10-05: 2,317 OI2026-10-06: 2,323 OI2026-10-07: 2,315 OI2026-10-08: 2,315 OI2026-10-09: 2,316 OI2026-10-14: 2,327 OI2026-10-15: 2,336 OI2026-10-16: 2,336 OI2026-10-21: 2,334 OI2026-10-23: 2,334 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, 2026Viewing2,3340
Oct 21, 20262,334-2
Oct 16, 20262,3360
Oct 15, 20262,336+9
Oct 14, 20262,327+11
Oct 09, 20262,316+1
Oct 08, 20262,3150
Oct 07, 20262,315-8
Oct 06, 20262,323+6
Oct 05, 20262,317+3
Oct 02, 20262,314No prior observation