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Contract OI history

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Dec 18, 2026 EXPIRATION

PUMP $10.00 Call

PUMP261218C00010000

Latest saved OI4,156Oct 23, 2026
Last change+2,861vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PUMP $10.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4,1562,0780 2026-10-02: 235 OI2026-10-05: 235 OI2026-10-07: 236 OI2026-10-08: 236 OI2026-10-09: 236 OI2026-10-13: 233 OI2026-10-14: 233 OI2026-10-16: 234 OI2026-10-20: 1,295 OI2026-10-23: 4,156 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

PUMP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20264,156+2,861
Oct 20, 2026Viewing1,295+1,061
Oct 16, 2026234+1
Oct 14, 20262330
Oct 13, 2026233-3
Oct 09, 20262360
Oct 08, 20262360
Oct 07, 2026236+1
Oct 05, 20262350
Oct 02, 2026235No prior observation