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Contract OI history

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Jun 17, 2027 EXPIRATION

TSM $380.00 Put

TSM270617P00380000

Latest saved OI1,986Oct 23, 2026
Last change-2vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $380.00 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. 1,9889940 2026-10-02: 1,931 OI2026-10-05: 1,929 OI2026-10-06: 1,933 OI2026-10-07: 1,932 OI2026-10-08: 1,932 OI2026-10-09: 1,929 OI2026-10-14: 1,929 OI2026-10-15: 1,928 OI2026-10-16: 1,944 OI2026-10-21: 1,988 OI2026-10-23: 1,986 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, 2026Viewing1,986-2
Oct 21, 20261,988+44
Oct 16, 20261,944+16
Oct 15, 20261,928-1
Oct 14, 20261,9290
Oct 09, 20261,929-3
Oct 08, 20261,9320
Oct 07, 20261,932-1
Oct 06, 20261,933+4
Oct 05, 20261,929-2
Oct 02, 20261,931No prior observation