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Contract OI history

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Nov 20, 2026 EXPIRATION

GRPN $15.00 Put

GRPN261120P00015000

Latest saved OI1,121Oct 23, 2026
Last change+824vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
GRPN $15.00 put open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 1,1215600 2026-10-08: 265 OI2026-10-09: 285 OI2026-10-13: 285 OI2026-10-14: 285 OI2026-10-15: 287 OI2026-10-16: 297 OI2026-10-20: 297 OI2026-10-23: 1,121 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, 20261,121+824
Oct 20, 2026Viewing2970
Oct 16, 2026297+10
Oct 15, 2026287+2
Oct 14, 20262850
Oct 13, 20262850
Oct 09, 2026285+20
Oct 08, 2026265No prior observation