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Contract OI history

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Sep 17, 2027 EXPIRATION

STX $650.00 Put

STX270917P00650000

Latest saved OI159Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
STX $650.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 159790 2026-10-09: 155 OI2026-10-13: 155 OI2026-10-14: 155 OI2026-10-15: 156 OI2026-10-16: 156 OI2026-10-21: 156 OI2026-10-23: 159 OI Oct 09, 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, 2026Viewing159+3
Oct 21, 20261560
Oct 16, 20261560
Oct 15, 2026156+1
Oct 14, 20261550
Oct 13, 20261550
Oct 09, 2026155No prior observation