0001830081 2026-06-15 2026-06-15 0001830081 RUM:ClassCommonStockParValue0.0001PerShareMember 2026-06-15 2026-06-15 0001830081 RUM:RedeemableWarrantsEachWholeWarrantExercisableForOneShareOfClassCommonStockAtExercisePriceOf11.50PerShareMember 2026-06-15 2026-06-15 true 0001830081 8-K/A 2026-06-15 RUM Group Inc. DE 001-40079 85-1087461 444 Gulf of Mexico Dr Longboat Key FL 34228 941 210-0196 false false false false Class A common stock, par value $0.0001 per share RUM NASDAQ Redeemable warrants, each whole warrant exercisable for one share of Class A common stock at an exercise price of $11.50 per share RUMBW NASDAQ true false As previously disclosed on a Current Report on Form 8-K filed by RUM Group Inc., a Delaware corporation (the “Company”), with the Securities and Exchange Commission (the “SEC”) on June 17, 2026 (the “Original Form 8-K”), the Company consummated on June 17, 2026 (i) the voluntary public exchange offer it submitted to all shareholders of Northern Data AG, a German corporation (“Northern Data”), pursuant to that certain Business Combination Agreement, dated as of November 10, 2025, by and between the Company and Northern Data, and (ii) the purchase of all of the Northern Data shares owned by Tether Investments, S.A. de C.V., a Salvadoran Sociedad Anónima de Capital Variable (“Tether”), Apeiron Investment Group Ltd., and ART Holding GmbH and its sole owner Aroosh Thillainathan, respectively, pursuant to certain Transaction Support Agreements (the transactions described in (i) and (ii), the “Acquisition”), and as a result of the consummation of the Acquisition, the Company acquired approximately 85.2% of all of the outstanding Northern Data shares.