0002028935 2026-11-04 2026-11-04 0002028935 FACT:UnitsEachConsistingOfOneClassOrdinaryShareParValue0.0001PerShareAndOnehalfOfOneRedeemableWarrantMember 2026-11-04 2026-11-04 0002028935 FACT:ClassOrdinarySharesParValue0.0001PerShareIncludedAsPartOfUnitsMember 2026-11-04 2026-11-04 0002028935 FACT:WarrantsIncludedAsPartOfUnitsEachWholeWarrantExercisableForOneClassOrdinaryShareAtExercisePriceOf11.50Member 2026-11-04 2026-11-04 false 0002028935 00-0000000 8-K 2026-11-04 FACT II ACQUISITION CORP. E9 001-42421 14 Wall Street 20th Floor New York NY US 10005 212 618-1798 false true false false Units, each consisting of one Class A ordinary share, par value $0.0001 per share, and one-half of one redeemable warrant FACTU NASDAQ Class A ordinary shares, par value $0.0001 per share, included as part of the units FACT NASDAQ Warrants included as part of the units, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50 FACTW NASDAQ true false