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Contract OI history

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Nov 20, 2026 EXPIRATION

PRAX $300.00 Call

PRAX261120C00300000

Latest saved OI317Oct 23, 2026
Last change+306vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PRAX $300.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3171580 2026-10-09: 5 OI2026-10-13: 5 OI2026-10-15: 5 OI2026-10-16: 5 OI2026-10-20: 11 OI2026-10-23: 317 OI Oct 09, 2026Oct 23, 2026

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

PRAX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing317+306
Oct 20, 202611+6
Oct 16, 202650
Oct 15, 202650
Oct 13, 202650
Oct 09, 20265No prior observation