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Mar 19, 2027 EXPIRATION

GD $320.00 Put

GD270319P00320000

Latest saved OI107Oct 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 $320.00 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: 22 OI2026-10-05: 96 OI2026-10-06: 98 OI2026-10-07: 99 OI2026-10-08: 99 OI2026-10-09: 106 OI2026-10-13: 106 OI2026-10-14: 107 OI2026-10-15: 107 OI2026-10-16: 107 OI2026-10-21: 107 OI2026-10-23: 107 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, 20261070
Oct 21, 2026Viewing1070
Oct 16, 20261070
Oct 15, 20261070
Oct 14, 2026107+1
Oct 13, 20261060
Oct 09, 2026106+7
Oct 08, 2026990
Oct 07, 202699+1
Oct 06, 202698+2
Oct 05, 202696+74
Oct 02, 202622No prior observation