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Contract OI history

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Nov 20, 2026 EXPIRATION

EIX $42.50 Put

EIX261120P00042500

Latest saved OI231Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
EIX $42.50 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. 2311150 2026-10-02: 216 OI2026-10-05: 218 OI2026-10-06: 218 OI2026-10-07: 218 OI2026-10-08: 218 OI2026-10-09: 220 OI2026-10-13: 220 OI2026-10-14: 223 OI2026-10-15: 223 OI2026-10-16: 224 OI2026-10-21: 231 OI2026-10-23: 231 OI Oct 02, 2026Oct 23, 2026

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

EIX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2310
Oct 21, 2026231+7
Oct 16, 2026224+1
Oct 15, 20262230
Oct 14, 2026223+3
Oct 13, 20262200
Oct 09, 2026220+2
Oct 08, 20262180
Oct 07, 20262180
Oct 06, 20262180
Oct 05, 2026218+2
Oct 02, 2026216No prior observation