X4 Pharmaceuticals, Inc. announced that it will raise $115 million loan facility with Hercules Capital, Inc. on August 3, 2023. The company will raise funds in multiple tranches.

On the same date, the company raised $22.5 million as its first tranche. In addition to its initial drawdown, the company may draw an additional tranche of up to $20 million. An additional tranche will be available in the amount of up to $7.5 million. The availability of a final tranche of up to $32.5 million. In addition, the availability of each tranche is subject to certain customary conditions to drawing. The facility refinances $32.5 million in outstanding principal indebtedness and extends the initial interest-only period and maturity of existing and future borrowings. The company is under no obligation to draw funds in the future. The loans mature on October 1, 2026; provided, however , such maturity date will be extended to July 1, 2027 if the Amortization Date is extended pursuant to clause of the foregoing sentence. The Company may prepay all, but not less than all, of the outstanding borrowings, subject to a prepayment premium that remains unchanged from the Existing Loan Agreement ? 3.0% during the first 12 months following the Original Closing Date, 2.0% during the following 12 months and 1.0% thereafter.