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Contract OI history

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Nov 20, 2026 EXPIRATION

GTLB $55.00 Put

GTLB261120P00055000

Latest saved OI100Oct 23, 2026
Last change-11vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
GTLB $55.00 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. 111550 2026-10-09: 34 OI2026-10-13: 89 OI2026-10-14: 89 OI2026-10-15: 95 OI2026-10-16: 98 OI2026-10-21: 111 OI2026-10-23: 100 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, 2026Viewing100-11
Oct 21, 2026111+13
Oct 16, 202698+3
Oct 15, 202695+6
Oct 14, 2026890
Oct 13, 202689+55
Oct 09, 202634No prior observation