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Contract OI history

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Jan 15, 2027 EXPIRATION

NRG $90.00 Put

NRG270115P00090000

Latest saved OI593Oct 23, 2026
Last change+1vs 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. 7513750 2026-10-02: 227 OI2026-10-05: 227 OI2026-10-06: 332 OI2026-10-07: 751 OI2026-10-08: 751 OI2026-10-09: 550 OI2026-10-13: 550 OI2026-10-14: 550 OI2026-10-15: 553 OI2026-10-16: 553 OI2026-10-21: 592 OI2026-10-23: 593 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, 2026593+1
Oct 21, 2026Viewing592+39
Oct 16, 20265530
Oct 15, 2026553+3
Oct 14, 20265500
Oct 13, 20265500
Oct 09, 2026550-201
Oct 08, 20267510
Oct 07, 2026751+419
Oct 06, 2026332+105
Oct 05, 20262270
Oct 02, 2026227No prior observation