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Contract OI history

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Oct 23, 2026 EXPIRATION

STX $655.00 Put

STX261023P00655000

Latest saved OI262Oct 23, 2026
Last change-19vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
STX $655.00 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. 2811400 2026-10-09: 254 OI2026-10-13: 268 OI2026-10-14: 268 OI2026-10-15: 253 OI2026-10-16: 256 OI2026-10-21: 281 OI2026-10-23: 262 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, 2026Viewing262-19
Oct 21, 2026281+25
Oct 16, 2026256+3
Oct 15, 2026253-15
Oct 14, 20262680
Oct 13, 2026268+14
Oct 09, 2026254No prior observation