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  4. Freshfields Advises on X4 Pharmaceuticals Pricing of its $135m Underwritten Public Offering
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Freshfields Advises on X4 Pharmaceuticals Pricing of its $135m Underwritten Public Offering

Oct 28 2025

Global law firm Freshfields advised the joint bookrunning managers - Leerink Partners, Stifel and Guggenheim Securities - on X4 Pharmaceuticals’ $135 million underwritten offering of common stock and pre-funded warrants. The offering includes 45,860,000 shares of its common stock at a public offering price per share of $2.90 and, in lieu of common stock to certain investors, pre-funded warrants to purchase up to 700,000 shares of its common stock at a public offering price of $2.899 per pre-funded warrant.

The Freshfields team was led by partner Phillip Stoup and senior associate Abbey MacDonald and included associates Lauren Lee, Peter Liddle and Hayley Tartell. Partner Vinita Kailasanath advised on intellectual property matters and counsel Jay Cosel and associate Hannah Golden advised on tax matters.

Our Team

San Francisco

Phillip Stoup

Partner
New York

Abbey MacDonald

Senior Associate
New York

Peter J. Liddle

Associate
New York

Hayley Tartell

Associate
Silicon Valley

Vinita Kailasanath

Partner
New York

Jay Cosel

Counsel
San Francisco

Hannah Golden

Associate
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