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Contract OI history

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May 21, 2027 EXPIRATION

GLAS $10.00 Call

GLAS270521C00010000

Latest saved OI200Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GLAS $10.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2001000 2026-10-02: 60 OI2026-10-05: 60 OI2026-10-06: 62 OI2026-10-07: 100 OI2026-10-08: 180 OI2026-10-09: 200 OI2026-10-13: 200 OI2026-10-14: 200 OI2026-10-15: 200 OI2026-10-16: 200 OI2026-10-21: 200 OI2026-10-23: 200 OI Oct 02, 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, 20262000
Oct 21, 2026Viewing2000
Oct 16, 20262000
Oct 15, 20262000
Oct 14, 20262000
Oct 13, 20262000
Oct 09, 2026200+20
Oct 08, 2026180+80
Oct 07, 2026100+38
Oct 06, 202662+2
Oct 05, 2026600
Oct 02, 202660No prior observation