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Contract OI history

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Dec 17, 2027 EXPIRATION

GLAS $20.00 Call

GLAS271217C00020000

Latest saved OI11,521Oct 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 $20.00 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. 11,5215,7600 2026-10-02: 217 OI2026-10-05: 218 OI2026-10-06: 218 OI2026-10-07: 3,217 OI2026-10-08: 3,217 OI2026-10-09: 4,010 OI2026-10-13: 4,052 OI2026-10-14: 4,352 OI2026-10-15: 4,355 OI2026-10-16: 4,355 OI2026-10-21: 11,521 OI2026-10-23: 11,521 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, 202611,5210
Oct 21, 2026Viewing11,521+7,166
Oct 16, 20264,3550
Oct 15, 20264,355+3
Oct 14, 20264,352+300
Oct 13, 20264,052+42
Oct 09, 20264,010+793
Oct 08, 20263,2170
Oct 07, 20263,217+2,999
Oct 06, 20262180
Oct 05, 2026218+1
Oct 02, 2026217No prior observation