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Contract OI history

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Jan 15, 2027 EXPIRATION

FLEX $55.00 Put

FLEX270115P00055000

Latest saved OI115Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
FLEX $55.00 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. 124620 2026-10-09: 124 OI2026-10-13: 114 OI2026-10-14: 114 OI2026-10-15: 112 OI2026-10-16: 112 OI2026-10-21: 115 OI2026-10-23: 115 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

FLEX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1150
Oct 21, 2026115+3
Oct 16, 20261120
Oct 15, 2026112-2
Oct 14, 20261140
Oct 13, 2026114-10
Oct 09, 2026124No prior observation