07 Nov 2025

Latham & Watkins Advises Halozyme on US$1.3 Billion Convertible Senior Notes Offerings

"Latham & Watkins LLP represented the initial purchasers in Halozyme Therapeutics’ pricing of US$650m 0% convertible senior notes due 2031 and US$650m 0.875% convertible senior notes due 2032, with 13‑day options to purchase up to an additional US$100m on each series. Notes were offered to qualified institutional buyers under Rule 144A; closing expected November 12, 2025, subject to customary conditions."

Latham & Watkins LLP represented the initial purchasers in the offering by Halozyme Therapeutics, Inc. Halozyme Therapeutics, Inc. (NASDAQ: HALO) announced the pricing of US$650 million aggregate principal amount of 0% convertible senior notes due 2031 and US$650 million aggregate principal amount of 0.875% convertible senior notes due 2032. The company also granted the initial purchasers a 13‑day option to purchase up to an additional US$100 million aggregate principal amount of the 2031 Notes and up to an additional US$100 million aggregate principal amount of the 2032 Notes. The convertible notes are being offered and sold only to persons reasonably believed to be qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933. The company expects to close the offering on November 12, 2025, subject to the satisfaction of customary closing conditions. Latham & Watkins LLP represented the initial purchasers with a team composed by: Capital Markets partners Greg Rodgers and Andrew Blumenthal, with associates Ian Lachow and Steve Hess; Corporate partners Cheston Larson and Michael Sullivan, with associates Sterling Swift and Samantha Wang; Derivatives partner Reza Mojitabee‑Zamani, with associates Sloan Ungerman and Daniel Weiss; Tax partner Bora Bozkurt, with associate Jack Santoro; FDA regulatory counsel Chad Jennings; Healthcare regulatory partner Betty Pang; and Intellectual Property counsel Darryl Steensma, with associate Kristina Funahashi.
Read the full story

Register for free to access daily news.

Register Free
We use cookies to improve your experience, analyze traffic, and serve targeted ads. Read our Cookie Policy.

Cookie Preferences

Customize your cookie settings. Necessary cookies are always enabled.

Strictly Necessary

Required for the website to function (e.g. login, security).

Analytics & Statistics

Help us understand how visitors interact with the website.

Marketing & Ads

Used to deliver relevant ads and track effectiveness.