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Contract OI history

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Oct 23, 2026 EXPIRATION

GTLB $51.00 Put

GTLB261023P00051000

Latest saved OI354Oct 23, 2026
Last change-44vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
GTLB $51.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4002000 2026-10-09: 2 OI2026-10-13: 400 OI2026-10-14: 400 OI2026-10-15: 400 OI2026-10-16: 400 OI2026-10-21: 398 OI2026-10-23: 354 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, 2026Viewing354-44
Oct 21, 2026398-2
Oct 16, 20264000
Oct 15, 20264000
Oct 14, 20264000
Oct 13, 2026400+398
Oct 09, 20262No prior observation