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Contract OI history

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Nov 20, 2026 EXPIRATION

FDS $230.00 Put

FDS261120P00230000

Latest saved OI374Oct 23, 2026
Last change-3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FDS $230.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3771880 2026-10-02: 17 OI2026-10-05: 23 OI2026-10-06: 23 OI2026-10-07: 23 OI2026-10-08: 23 OI2026-10-09: 126 OI2026-10-13: 128 OI2026-10-14: 128 OI2026-10-15: 217 OI2026-10-16: 216 OI2026-10-21: 377 OI2026-10-23: 374 OI Oct 02, 2026Oct 23, 2026

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

FDS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing374-3
Oct 21, 2026377+161
Oct 16, 2026216-1
Oct 15, 2026217+89
Oct 14, 20261280
Oct 13, 2026128+2
Oct 09, 2026126+103
Oct 08, 2026230
Oct 07, 2026230
Oct 06, 2026230
Oct 05, 202623+6
Oct 02, 202617No prior observation