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Contract OI history

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Nov 20, 2026 EXPIRATION

PRDO $35.00 Call

PRDO261120C00035000

Latest saved OI328Oct 23, 2026
Last change+6vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PRDO $35.00 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. 3281640 2026-10-09: 293 OI2026-10-13: 294 OI2026-10-14: 294 OI2026-10-16: 294 OI2026-10-20: 322 OI2026-10-23: 328 OI Oct 09, 2026Oct 23, 2026

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

PRDO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing328+6
Oct 20, 2026322+28
Oct 16, 20262940
Oct 14, 20262940
Oct 13, 2026294+1
Oct 09, 2026293No prior observation