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Contract OI history

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Jun 17, 2027 EXPIRATION

GTLB $40.00 Call

GTLB270617C00040000

Latest saved OI307Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
GTLB $40.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 7573780 2026-10-09: 757 OI2026-10-13: 757 OI2026-10-14: 757 OI2026-10-15: 457 OI2026-10-16: 307 OI2026-10-21: 307 OI2026-10-23: 307 OI Oct 09, 2026Oct 23, 2026

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

GTLB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3070
Oct 21, 20263070
Oct 16, 2026307-150
Oct 15, 2026457-300
Oct 14, 20267570
Oct 13, 20267570
Oct 09, 2026757No prior observation