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Contract OI history

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Dec 18, 2026 EXPIRATION

NRG $90.00 Put

NRG261218P00090000

Latest saved OI2,397Oct 23, 2026
Last change-28vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NRG $90.00 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. 2,9281,4640 2026-10-02: 2,928 OI2026-10-05: 2,906 OI2026-10-06: 2,441 OI2026-10-07: 2,409 OI2026-10-08: 2,409 OI2026-10-09: 2,410 OI2026-10-13: 2,411 OI2026-10-14: 2,411 OI2026-10-15: 2,408 OI2026-10-16: 2,420 OI2026-10-21: 2,425 OI2026-10-23: 2,397 OI Oct 02, 2026Oct 23, 2026

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

NRG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20262,397-28
Oct 21, 2026Viewing2,425+5
Oct 16, 20262,420+12
Oct 15, 20262,408-3
Oct 14, 20262,4110
Oct 13, 20262,411+1
Oct 09, 20262,410+1
Oct 08, 20262,4090
Oct 07, 20262,409-32
Oct 06, 20262,441-465
Oct 05, 20262,906-22
Oct 02, 20262,928No prior observation