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Contract OI history

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Dec 18, 2026 EXPIRATION

NRG $120.00 Put

NRG261218P00120000

Latest saved OI174Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NRG $120.00 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. 174870 2026-10-02: 171 OI2026-10-05: 171 OI2026-10-06: 171 OI2026-10-07: 171 OI2026-10-08: 171 OI2026-10-09: 171 OI2026-10-13: 174 OI2026-10-14: 174 OI2026-10-15: 174 OI2026-10-16: 174 OI2026-10-21: 174 OI2026-10-23: 174 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, 20261740
Oct 21, 2026Viewing1740
Oct 16, 20261740
Oct 15, 20261740
Oct 14, 20261740
Oct 13, 2026174+3
Oct 09, 20261710
Oct 08, 20261710
Oct 07, 20261710
Oct 06, 20261710
Oct 05, 20261710
Oct 02, 2026171No prior observation