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Contract OI history

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Jun 17, 2027 EXPIRATION

STX $240.00 Put

STX270617P00240000

Latest saved OI772Oct 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 $240.00 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. 7723860 2026-10-09: 755 OI2026-10-13: 761 OI2026-10-14: 761 OI2026-10-15: 767 OI2026-10-16: 768 OI2026-10-21: 771 OI2026-10-23: 772 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, 2026Viewing772+1
Oct 21, 2026771+3
Oct 16, 2026768+1
Oct 15, 2026767+6
Oct 14, 20267610
Oct 13, 2026761+6
Oct 09, 2026755No prior observation