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Contract OI history

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Nov 20, 2026 EXPIRATION

FLEX $120.00 Put

FLEX261120P00120000

Latest saved OI216Oct 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
FLEX $120.00 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. 2191090 2026-10-09: 186 OI2026-10-13: 210 OI2026-10-14: 211 OI2026-10-15: 214 OI2026-10-16: 213 OI2026-10-21: 219 OI2026-10-23: 216 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, 2026Viewing216-3
Oct 21, 2026219+6
Oct 16, 2026213-1
Oct 15, 2026214+3
Oct 14, 2026211+1
Oct 13, 2026210+24
Oct 09, 2026186No prior observation