0001801169 2026-10-28 2026-10-28 0001801169 open:SeriesKWarrantsEachWholeWarrantExercisableToPurchaseOneShareOfCommonStockAtAnExercisePriceOf900PerWarrantMember 2026-10-28 2026-10-28 0001801169 open:SeriesAWarrantsEachWholeWarrantExercisableToPurchaseOneShareOfCommonStockAtAnExercisePriceOf1300PerWarrantMember 2026-10-28 2026-10-28 0001801169 open:SeriesZWarrantsEachWholeWarrantExercisableToPurchaseOneShareOfCommonStockAtAnExercisePriceOf1700PerWarrantMember 2026-10-28 2026-10-28 0001801169 us-gaap:CommonStockMember 2026-10-28 2026-10-28 false 0001801169 8-K 2026-10-28 Opendoor Technologies Inc. DE 001-39253 30-1318214 1295 West Washington Street, Suite 115 85288 Tempe AZ 480 618-6760 false false false false Common stock, $0.0001 par value per share OPEN NASDAQ Series K Warrants, each whole warrant exercisable to purchase one share of common stock at an exercise price of $9.00 per warrant OPENW NASDAQ Series A Warrants, each whole warrant exercisable to purchase one share of common stock at an exercise price of $13.00 per warrant OPENL NASDAQ Series Z Warrants, each whole warrant exercisable to purchase one share of common stock at an exercise price of $17.00 per warrant OPENZ NASDAQ false