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Contract OI history

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Jan 15, 2027 EXPIRATION

GD $310.00 Put

GD270115P00310000

Latest saved OI149Oct 23, 2026
Last change+3vs 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. 149740 2026-10-02: 147 OI2026-10-05: 147 OI2026-10-06: 147 OI2026-10-07: 148 OI2026-10-08: 148 OI2026-10-09: 148 OI2026-10-13: 148 OI2026-10-14: 148 OI2026-10-15: 148 OI2026-10-16: 148 OI2026-10-21: 146 OI2026-10-23: 149 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, 2026149+3
Oct 21, 2026Viewing146-2
Oct 16, 20261480
Oct 15, 20261480
Oct 14, 20261480
Oct 13, 20261480
Oct 09, 20261480
Oct 08, 20261480
Oct 07, 2026148+1
Oct 06, 20261470
Oct 05, 20261470
Oct 02, 2026147No prior observation