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Contract OI history

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Nov 20, 2026 EXPIRATION

GRPN $20.00 Call

GRPN261120C00020000

Latest saved OI348Oct 23, 2026
Last change-5vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
GRPN $20.00 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. 3531760 2026-10-08: 235 OI2026-10-09: 238 OI2026-10-13: 237 OI2026-10-14: 237 OI2026-10-15: 236 OI2026-10-16: 264 OI2026-10-20: 353 OI2026-10-23: 348 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, 2026348-5
Oct 20, 2026Viewing353+89
Oct 16, 2026264+28
Oct 15, 2026236-1
Oct 14, 20262370
Oct 13, 2026237-1
Oct 09, 2026238+3
Oct 08, 2026235No prior observation