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Contract OI history

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Nov 20, 2026 EXPIRATION

GLAS $7.50 Put

GLAS261120P00007500

Latest saved OI362Oct 23, 2026
Last change-45vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GLAS $7.50 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4492240 2026-10-02: 441 OI2026-10-05: 441 OI2026-10-06: 441 OI2026-10-07: 441 OI2026-10-08: 449 OI2026-10-09: 436 OI2026-10-13: 418 OI2026-10-14: 412 OI2026-10-15: 411 OI2026-10-16: 411 OI2026-10-21: 407 OI2026-10-23: 362 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, 2026362-45
Oct 21, 2026Viewing407-4
Oct 16, 20264110
Oct 15, 2026411-1
Oct 14, 2026412-6
Oct 13, 2026418-18
Oct 09, 2026436-13
Oct 08, 2026449+8
Oct 07, 20264410
Oct 06, 20264410
Oct 05, 20264410
Oct 02, 2026441No prior observation