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Contract OI history

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Jan 21, 2028 EXPIRATION

GLW $80.00 Put

GLW280121P00080000

Latest saved OI143Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GLW $80.00 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. 143710 2026-10-02: 129 OI2026-10-05: 131 OI2026-10-06: 130 OI2026-10-07: 130 OI2026-10-08: 130 OI2026-10-09: 129 OI2026-10-13: 118 OI2026-10-14: 118 OI2026-10-15: 118 OI2026-10-16: 143 OI2026-10-21: 143 OI2026-10-23: 143 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, 20261430
Oct 21, 2026Viewing1430
Oct 16, 2026143+25
Oct 15, 20261180
Oct 14, 20261180
Oct 13, 2026118-11
Oct 09, 2026129-1
Oct 08, 20261300
Oct 07, 20261300
Oct 06, 2026130-1
Oct 05, 2026131+2
Oct 02, 2026129No prior observation