OITracker Cboe delayed data

Contract OI history

Back to FLEX

Jan 15, 2027 EXPIRATION

FLEX $90.00 Put

FLEX270115P00090000

Latest saved OI739Oct 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
FLEX $90.00 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. 7393690 2026-10-09: 481 OI2026-10-13: 483 OI2026-10-14: 487 OI2026-10-15: 494 OI2026-10-16: 573 OI2026-10-21: 735 OI2026-10-23: 739 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, 2026Viewing739+4
Oct 21, 2026735+162
Oct 16, 2026573+79
Oct 15, 2026494+7
Oct 14, 2026487+4
Oct 13, 2026483+2
Oct 09, 2026481No prior observation