OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

NRG $100.00 Put

NRG280121P00100000

Latest saved OI1,771Oct 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 $100.00 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. 1,7728860 2026-10-02: 1,772 OI2026-10-05: 1,772 OI2026-10-06: 1,772 OI2026-10-07: 1,772 OI2026-10-08: 1,772 OI2026-10-09: 1,772 OI2026-10-13: 1,772 OI2026-10-14: 1,772 OI2026-10-15: 1,772 OI2026-10-16: 1,772 OI2026-10-21: 1,772 OI2026-10-23: 1,771 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, 20261,771-1
Oct 21, 2026Viewing1,7720
Oct 16, 20261,7720
Oct 15, 20261,7720
Oct 14, 20261,7720
Oct 13, 20261,7720
Oct 09, 20261,7720
Oct 08, 20261,7720
Oct 07, 20261,7720
Oct 06, 20261,7720
Oct 05, 20261,7720
Oct 02, 20261,772No prior observation