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Contract OI history

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Jan 21, 2028 EXPIRATION

NOC $500.00 Put

NOC280121P00500000

Latest saved OI135Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NOC $500.00 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. 137680 2026-10-02: 120 OI2026-10-05: 120 OI2026-10-06: 136 OI2026-10-07: 136 OI2026-10-08: 136 OI2026-10-09: 136 OI2026-10-13: 137 OI2026-10-14: 137 OI2026-10-15: 137 OI2026-10-16: 137 OI2026-10-21: 135 OI2026-10-23: 135 OI Oct 02, 2026Oct 23, 2026

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

NOC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261350
Oct 21, 2026Viewing135-2
Oct 16, 20261370
Oct 15, 20261370
Oct 14, 20261370
Oct 13, 2026137+1
Oct 09, 20261360
Oct 08, 20261360
Oct 07, 20261360
Oct 06, 2026136+16
Oct 05, 20261200
Oct 02, 2026120No prior observation