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Contract OI history

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Jan 15, 2027 EXPIRATION

GLW $87.50 Put

GLW270115P00087500

Latest saved OI363Oct 23, 2026
Last change+7vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GLW $87.50 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. 3631810 2026-10-02: 356 OI2026-10-05: 356 OI2026-10-06: 356 OI2026-10-07: 356 OI2026-10-08: 356 OI2026-10-09: 356 OI2026-10-13: 356 OI2026-10-14: 356 OI2026-10-15: 356 OI2026-10-16: 356 OI2026-10-21: 356 OI2026-10-23: 363 OI Oct 02, 2026Oct 23, 2026

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

GLW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026363+7
Oct 21, 2026Viewing3560
Oct 16, 20263560
Oct 15, 20263560
Oct 14, 20263560
Oct 13, 20263560
Oct 09, 20263560
Oct 08, 20263560
Oct 07, 20263560
Oct 06, 20263560
Oct 05, 20263560
Oct 02, 2026356No prior observation