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Contract OI history

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Dec 18, 2026 EXPIRATION

GRPN $22.00 Put

GRPN261218P00022000

Latest saved OI235Oct 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 $22.00 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. 2531260 2026-10-08: 253 OI2026-10-09: 253 OI2026-10-13: 253 OI2026-10-14: 253 OI2026-10-15: 253 OI2026-10-16: 235 OI2026-10-20: 235 OI2026-10-23: 235 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, 20262350
Oct 20, 2026Viewing2350
Oct 16, 2026235-18
Oct 15, 20262530
Oct 14, 20262530
Oct 13, 20262530
Oct 09, 20262530
Oct 08, 2026253No prior observation