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Contract OI history

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Dec 18, 2026 EXPIRATION

GTLB $50.00 Call

GTLB261218C00050000

Latest saved OI4,334Oct 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 $50.00 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. 4,3472,1730 2026-10-09: 4,347 OI2026-10-13: 4,335 OI2026-10-14: 4,335 OI2026-10-15: 4,335 OI2026-10-16: 4,335 OI2026-10-21: 4,334 OI2026-10-23: 4,334 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, 2026Viewing4,3340
Oct 21, 20264,334-1
Oct 16, 20264,3350
Oct 15, 20264,3350
Oct 14, 20264,3350
Oct 13, 20264,335-12
Oct 09, 20264,347No prior observation