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Contract OI history

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Jan 15, 2027 EXPIRATION

STX $500.00 Put

STX270115P00500000

Latest saved OI630Oct 23, 2026
Last change+4vs 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. 6453220 2026-10-09: 595 OI2026-10-13: 635 OI2026-10-14: 635 OI2026-10-15: 640 OI2026-10-16: 645 OI2026-10-21: 626 OI2026-10-23: 630 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, 2026Viewing630+4
Oct 21, 2026626-19
Oct 16, 2026645+5
Oct 15, 2026640+5
Oct 14, 20266350
Oct 13, 2026635+40
Oct 09, 2026595No prior observation