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Contract OI history

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Nov 20, 2026 EXPIRATION

GTLB $52.50 Put

GTLB261120P00052500

Latest saved OI200Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
GTLB $52.50 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. 2001000 2026-10-09: 119 OI2026-10-13: 128 OI2026-10-14: 128 OI2026-10-15: 129 OI2026-10-16: 176 OI2026-10-21: 197 OI2026-10-23: 200 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, 2026Viewing200+3
Oct 21, 2026197+21
Oct 16, 2026176+47
Oct 15, 2026129+1
Oct 14, 20261280
Oct 13, 2026128+9
Oct 09, 2026119No prior observation