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Contract OI history

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Jan 21, 2028 EXPIRATION

GLW $85.00 Put

GLW280121P00085000

Latest saved OI588Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GLW $85.00 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. 5882940 2026-10-02: 201 OI2026-10-05: 201 OI2026-10-06: 201 OI2026-10-07: 199 OI2026-10-08: 199 OI2026-10-09: 198 OI2026-10-13: 198 OI2026-10-14: 198 OI2026-10-15: 587 OI2026-10-16: 587 OI2026-10-21: 587 OI2026-10-23: 588 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, 2026588+1
Oct 21, 2026Viewing5870
Oct 16, 20265870
Oct 15, 2026587+389
Oct 14, 20261980
Oct 13, 20261980
Oct 09, 2026198-1
Oct 08, 20261990
Oct 07, 2026199-2
Oct 06, 20262010
Oct 05, 20262010
Oct 02, 2026201No prior observation