03:55 AM EST, 11/05/2025 (MT Newswires) -- Guardant Health ( GH ) said Wednesday it priced an upsized public offering of 3.3 million shares at $90 per share for estimated net proceeds of $284.4 million.

The company said the size of the offering was increased from $250 million and that it granted underwriters a 30-day option to purchase up to 499,999 additional shares.

Guardant said it plans to use the funds from the offering, set to close Friday, for general corporate purposes, which may include repurchasing a portion of its 0% convertible senior notes due 2027 or pursuing potential acquisitions, though none are currently planned.

Separately, Guardant said it priced a $350 million offering of convertible senior notes due 2033, increased from $300 million, with an option for initial purchasers to buy an additional $52.5 million in notes.

The offering is also set to close on Friday and is not contingent on the completion of the stock offering.

Shares were down 6% in premarket activity Wednesday.