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Contract OI history

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Mar 19, 2027 EXPIRATION

GD $340.00 Put

GD270319P00340000

Latest saved OI43Oct 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 $340.00 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. 43210 2026-10-02: 36 OI2026-10-05: 36 OI2026-10-06: 37 OI2026-10-07: 37 OI2026-10-08: 37 OI2026-10-09: 37 OI2026-10-13: 40 OI2026-10-14: 41 OI2026-10-15: 42 OI2026-10-16: 42 OI2026-10-21: 42 OI2026-10-23: 43 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, 202643+1
Oct 21, 2026Viewing420
Oct 16, 2026420
Oct 15, 202642+1
Oct 14, 202641+1
Oct 13, 202640+3
Oct 09, 2026370
Oct 08, 2026370
Oct 07, 2026370
Oct 06, 202637+1
Oct 05, 2026360
Oct 02, 202636No prior observation