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Contract OI history

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Jan 21, 2028 EXPIRATION

GRPN $25.00 Call

GRPN280121C00025000

Latest saved OI470Oct 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 $25.00 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. 4702350 2026-10-08: 468 OI2026-10-09: 468 OI2026-10-13: 469 OI2026-10-14: 469 OI2026-10-15: 469 OI2026-10-16: 469 OI2026-10-20: 470 OI2026-10-23: 470 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, 20264700
Oct 20, 2026Viewing470+1
Oct 16, 20264690
Oct 15, 20264690
Oct 14, 20264690
Oct 13, 2026469+1
Oct 09, 20264680
Oct 08, 2026468No prior observation