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Contract OI history

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Dec 18, 2026 EXPIRATION

GD $310.00 Put

GD261218P00310000

Latest saved OI106Oct 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
GD $310.00 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. 107530 2026-10-02: 82 OI2026-10-05: 82 OI2026-10-06: 82 OI2026-10-07: 83 OI2026-10-08: 83 OI2026-10-09: 83 OI2026-10-13: 85 OI2026-10-14: 101 OI2026-10-15: 101 OI2026-10-16: 102 OI2026-10-21: 107 OI2026-10-23: 106 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, 2026106-1
Oct 21, 2026Viewing107+5
Oct 16, 2026102+1
Oct 15, 20261010
Oct 14, 2026101+16
Oct 13, 202685+2
Oct 09, 2026830
Oct 08, 2026830
Oct 07, 202683+1
Oct 06, 2026820
Oct 05, 2026820
Oct 02, 202682No prior observation