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Contract OI history

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Sep 17, 2027 EXPIRATION

STX $370.00 Put

STX270917P00370000

Latest saved OI337Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 13, 2026 onwards
Daily open interest Hover a point for its date and OI
STX $370.00 put open interest history 6 saved observations from 2026-10-13 to 2026-10-23. Exact values and changes are listed in the table below. 3371680 2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 2 OI2026-10-16: 333 OI2026-10-21: 337 OI2026-10-23: 337 OI Oct 13, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

STX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3370
Oct 21, 2026337+4
Oct 16, 2026333+331
Oct 15, 20262+2
Oct 14, 202600
Oct 13, 20260No prior observation