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Contract OI history

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Jan 15, 2027 EXPIRATION

GTLB $25.00 Put

GTLB270115P00025000

Latest saved OI3,028Oct 23, 2026
Last change-2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
GTLB $25.00 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. 3,0301,5150 2026-10-09: 2,934 OI2026-10-13: 2,934 OI2026-10-14: 2,934 OI2026-10-15: 2,933 OI2026-10-16: 2,933 OI2026-10-21: 3,030 OI2026-10-23: 3,028 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, 2026Viewing3,028-2
Oct 21, 20263,030+97
Oct 16, 20262,9330
Oct 15, 20262,933-1
Oct 14, 20262,9340
Oct 13, 20262,9340
Oct 09, 20262,934No prior observation