0002035644 2026-09-22 2026-09-22 0002035644 us-gaap:CapitalUnitsMember 2026-09-22 2026-09-22 0002035644 us-gaap:FairValueMeasuredAtNetAssetValuePerShareMember 2026-09-22 2026-09-22 0002035644 us-gaap:StockAppreciationRightsSARSMember 2026-09-22 2026-09-22 00-0000000 false 0002035644 8-K 2026-09-22 Range Capital Acquisition Corp. E9 001-42448 44 Main Street Cold Spring Harbor NY 11724 (631) 246-0360 false false false false Units, each consisting of one Ordinary Share and one Right RANGU NASDAQ Ordinary shares, par value $0.0001 per share RANG NASDAQ Rights, each Right to acquire one-tenth (1/10) of one Ordinary Share RANGR NASDAQ true false