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Contract OI history

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Nov 20, 2026 EXPIRATION

GLAS $3.00 Put

GLAS261120P00003000

Latest saved OI72Oct 23, 2026
Last change-5vs previous saved observation
Saved market days3Oct 16, 2026 onwards
Daily open interest Hover a point for its date and OI
GLAS $3.00 put open interest history 3 saved observations from 2026-10-16 to 2026-10-23. Exact values and changes are listed in the table below. 77380 2026-10-16: 0 OI2026-10-21: 77 OI2026-10-23: 72 OI Oct 16, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

GLAS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing72-5
Oct 21, 202677+77
Oct 16, 20260No prior observation