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Contract OI history

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Dec 18, 2026 EXPIRATION

GD $390.00 Call

GD261218C00390000

Latest saved OI461Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GD $390.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4612300 2026-10-02: 454 OI2026-10-05: 454 OI2026-10-06: 454 OI2026-10-07: 454 OI2026-10-08: 454 OI2026-10-09: 454 OI2026-10-13: 455 OI2026-10-14: 455 OI2026-10-15: 455 OI2026-10-16: 454 OI2026-10-21: 461 OI2026-10-23: 461 OI Oct 02, 2026Oct 23, 2026

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

GD contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20264610
Oct 21, 2026Viewing461+7
Oct 16, 2026454-1
Oct 15, 20264550
Oct 14, 20264550
Oct 13, 2026455+1
Oct 09, 20264540
Oct 08, 20264540
Oct 07, 20264540
Oct 06, 20264540
Oct 05, 20264540
Oct 02, 2026454No prior observation