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Contract OI history

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Dec 17, 2027 EXPIRATION

GRPN $30.00 Call

GRPN271217C00030000

Latest saved OI151Oct 23, 2026
Last change+20vs 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. 151750 2026-10-08: 131 OI2026-10-09: 131 OI2026-10-13: 131 OI2026-10-14: 131 OI2026-10-15: 131 OI2026-10-16: 131 OI2026-10-20: 131 OI2026-10-23: 151 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, 2026151+20
Oct 20, 2026Viewing1310
Oct 16, 20261310
Oct 15, 20261310
Oct 14, 20261310
Oct 13, 20261310
Oct 09, 20261310
Oct 08, 2026131No prior observation