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Contract OI history

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Nov 20, 2026 EXPIRATION

GTLB $52.50 Call

GTLB261120C00052500

Latest saved OI221Oct 23, 2026
Last change+4vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
GTLB $52.50 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. 2211100 2026-10-09: 197 OI2026-10-13: 190 OI2026-10-14: 190 OI2026-10-15: 193 OI2026-10-16: 215 OI2026-10-21: 217 OI2026-10-23: 221 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, 2026Viewing221+4
Oct 21, 2026217+2
Oct 16, 2026215+22
Oct 15, 2026193+3
Oct 14, 20261900
Oct 13, 2026190-7
Oct 09, 2026197No prior observation