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Contract OI history

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Jan 21, 2028 EXPIRATION

GLW $140.00 Put

GLW280121P00140000

Latest saved OI299Oct 23, 2026
Last change+29vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GLW $140.00 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. 2991490 2026-10-02: 263 OI2026-10-05: 262 OI2026-10-06: 262 OI2026-10-07: 262 OI2026-10-08: 262 OI2026-10-09: 262 OI2026-10-13: 267 OI2026-10-14: 267 OI2026-10-15: 270 OI2026-10-16: 270 OI2026-10-21: 270 OI2026-10-23: 299 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, 2026299+29
Oct 21, 2026Viewing2700
Oct 16, 20262700
Oct 15, 2026270+3
Oct 14, 20262670
Oct 13, 2026267+5
Oct 09, 20262620
Oct 08, 20262620
Oct 07, 20262620
Oct 06, 20262620
Oct 05, 2026262-1
Oct 02, 2026263No prior observation