0001801169 2026-10-28 2026-10-28 0001801169 us-gaap:CommonStockMember 2026-10-28 2026-10-28 0001801169 open:SeriesKWarrantsEachWholeWarrantExercisableToPurchaseOneShareOfCommonStockAtAnMember 2026-10-28 2026-10-28 0001801169 open:SeriesZWarrantsEachWholeWarrantMember 2026-10-28 2026-10-28 0001801169 open:SeriesAWarrantsEachWholeWarrantMember 2026-10-28 2026-10-28 false 0001801169 TEMPE AZ Series K Warrants, each whole warrant exercisable to purchase one share of common stock at an Series Z Warrants, each whole warrant Series A Warrants, each whole warrant 8-K/A 2026-10-28 Opendoor Technologies Inc. DE 001-39253 30-1318214 1295 West Washington Street, Suite 115 85288 480 618-6760 false false false false Common stock, $0.0001 par value per share OPEN NASDAQ OPENW NASDAQ OPENL NASDAQ OPENZ NASDAQ false