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Contract OI history

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Mar 19, 2027 EXPIRATION

PUMP $10.00 Put

PUMP270319P00010000

Latest saved OI192Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PUMP $10.00 put open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 192960 2026-10-02: 54 OI2026-10-05: 54 OI2026-10-07: 154 OI2026-10-08: 154 OI2026-10-09: 154 OI2026-10-13: 154 OI2026-10-14: 154 OI2026-10-16: 154 OI2026-10-20: 192 OI2026-10-23: 192 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, 20261920
Oct 20, 2026Viewing192+38
Oct 16, 20261540
Oct 14, 20261540
Oct 13, 20261540
Oct 09, 20261540
Oct 08, 20261540
Oct 07, 2026154+100
Oct 05, 2026540
Oct 02, 202654No prior observation