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Contract OI history

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Jan 19, 2029 EXPIRATION

GRPN $30.00 Call

GRPN290119C00030000

Latest saved OI3Oct 23, 2026
Last change0vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
GRPN $30.00 call open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 310 2026-10-08: 3 OI2026-10-09: 3 OI2026-10-13: 3 OI2026-10-14: 3 OI2026-10-15: 3 OI2026-10-16: 3 OI2026-10-20: 3 OI2026-10-23: 3 OI Oct 08, 2026Oct 23, 2026

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

GRPN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202630
Oct 20, 2026Viewing30
Oct 16, 202630
Oct 15, 202630
Oct 14, 202630
Oct 13, 202630
Oct 09, 202630
Oct 08, 20263No prior observation