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Contract OI history

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Jan 15, 2027 EXPIRATION

NRG $75.00 Put

NRG270115P00075000

Latest saved OI220Oct 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 $75.00 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. 2261130 2026-10-02: 226 OI2026-10-05: 226 OI2026-10-06: 226 OI2026-10-07: 216 OI2026-10-08: 216 OI2026-10-09: 216 OI2026-10-13: 217 OI2026-10-14: 217 OI2026-10-15: 219 OI2026-10-16: 219 OI2026-10-21: 220 OI2026-10-23: 220 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, 20262200
Oct 21, 2026Viewing220+1
Oct 16, 20262190
Oct 15, 2026219+2
Oct 14, 20262170
Oct 13, 2026217+1
Oct 09, 20262160
Oct 08, 20262160
Oct 07, 2026216-10
Oct 06, 20262260
Oct 05, 20262260
Oct 02, 2026226No prior observation