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Contract OI history

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Jan 21, 2028 EXPIRATION

GLW $75.00 Put

GLW280121P00075000

Latest saved OI74Oct 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 $75.00 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. 88440 2026-10-02: 88 OI2026-10-05: 88 OI2026-10-06: 88 OI2026-10-07: 85 OI2026-10-08: 85 OI2026-10-09: 82 OI2026-10-13: 82 OI2026-10-14: 82 OI2026-10-15: 82 OI2026-10-16: 84 OI2026-10-21: 74 OI2026-10-23: 74 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, 2026740
Oct 21, 2026Viewing74-10
Oct 16, 202684+2
Oct 15, 2026820
Oct 14, 2026820
Oct 13, 2026820
Oct 09, 202682-3
Oct 08, 2026850
Oct 07, 202685-3
Oct 06, 2026880
Oct 05, 2026880
Oct 02, 202688No prior observation