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Contract OI history

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Mar 19, 2027 EXPIRATION

STX $450.00 Put

STX270319P00450000

Latest saved OI288Oct 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 $450.00 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. 2881440 2026-10-09: 134 OI2026-10-13: 152 OI2026-10-14: 152 OI2026-10-15: 266 OI2026-10-16: 266 OI2026-10-21: 285 OI2026-10-23: 288 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, 2026Viewing288+3
Oct 21, 2026285+19
Oct 16, 20262660
Oct 15, 2026266+114
Oct 14, 20261520
Oct 13, 2026152+18
Oct 09, 2026134No prior observation