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Contract OI history

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Jun 17, 2027 EXPIRATION

STX $500.00 Put

STX270617P00500000

Latest saved OI1,019Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
STX $500.00 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. 1,0195090 2026-10-09: 697 OI2026-10-13: 1,012 OI2026-10-14: 1,012 OI2026-10-15: 1,012 OI2026-10-16: 1,011 OI2026-10-21: 1,018 OI2026-10-23: 1,019 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, 2026Viewing1,019+1
Oct 21, 20261,018+7
Oct 16, 20261,011-1
Oct 15, 20261,0120
Oct 14, 20261,0120
Oct 13, 20261,012+315
Oct 09, 2026697No prior observation