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Contract OI history

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Jan 19, 2029 EXPIRATION

GRPN $35.00 Call

GRPN290119C00035000

Latest saved OI74Oct 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 $35.00 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. 74370 2026-10-08: 48 OI2026-10-09: 53 OI2026-10-13: 72 OI2026-10-14: 72 OI2026-10-15: 72 OI2026-10-16: 74 OI2026-10-20: 74 OI2026-10-23: 74 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, 2026740
Oct 20, 2026Viewing740
Oct 16, 202674+2
Oct 15, 2026720
Oct 14, 2026720
Oct 13, 202672+19
Oct 09, 202653+5
Oct 08, 202648No prior observation