DARZALEX Faspro® is co-formulated with Halozyme's ENHANZE® drug delivery technology

Approval represents critical advancement in early intervention for multiple myeloma

SAN DIEGO, July 23, 2025 /PRNewswire/ -- Halozyme Therapeutics, Inc. (NASDAQ: HALO) (Halozyme) today announced that Janssen-Cilag International NV, a Johnson & Johnson company, received European Commission (EC) approval of a new indication for DARZALEX Faspro® (daratumumab) co-formulated with ENHANZE®, as monotherapy for the treatment of adult patients with smouldering multiple myeloma (SMM) at high-risk of developing multiple myeloma.

SAN DIEGO, July 22, 2025 /PRNewswire/ -- Halozyme Therapeutics, Inc. (NASDAQ: HALO) ("Halozyme") today announced it will release its second quarter 2025 financial and operating results on Tuesday, August 5, 2025, following the close of trading.

Halozyme will host a conference call on Tuesday, August 5, 2025 at 1:30 p.m. PT/4:30 p.m. ET to discuss the results. The conference call may be accessed live with pre-registration via this link https://registrations.events/direct/Q4I78137779.

A live webcast and replay of the conference call will also be available through the "Investors" section of Halozyme's corporate website at www.halozyme.com.

SAN DIEGO, June 30, 2025 /PRNewswire/ -- Halozyme Therapeutics, Inc. (NASDAQ: HALO) (Halozyme) today announced that it has been added to the U.S. large-cap Russell 1000® Index, effective after market close on June 27th, as part of the 2025 FTSE Russell indexes annual reconstitution.

The Russell 1000® Index includes approximately 1,000 of the largest U.S. securities based on market capitalization and is widely used by investors as a benchmark for the performance of large-cap stocks.

"Joining the Russell 1000 Index is an important milestone that reflects our leadership in rapid large-volume subcutaneous drug delivery and our track record of durable top-and-bottom line growth," said Dr. Helen Torley, President and CEO of Halozyme. "The inclusion will help to expand our visibility among the investment community as we continue to execute our strategy and deliver sustainable growth and profitability well into the future."

SC injection of VYVGART® is available as a vial or prefilled syringe and can be administered by a patient, caregiver, or healthcare professional

SAN DIEGO, June 20, 2025 /PRNewswire/ -- Halozyme Therapeutics, Inc. (NASDAQ: HALO) (Halozyme) today announced that argenx received European Commission (EC) approval of VYVGART® 1000mg (efgartigimod alfa) developed with ENHANZE®, Halozyme's proprietary recombinant human hyaluronidase enzyme (rHuPH20), for subcutaneous (SC) injection as a monotherapy for the treatment of adult patients with progressive or relapsing active chronic inflammatory demyelinating polyneuropathy (CIDP) after prior treatment with corticosteroids or immunoglobulins.

SAN DIEGO, May 28, 2025 /PRNewswire/ -- Halozyme Therapeutics, Inc. (NASDAQ: HALO) ("Halozyme") today announced that Dr. Helen Torley, president and chief executive officer, is scheduled to participate and host investor meetings at the following investor conferences.

Details on the Company's participation are as follows:

Event:

Benchmark 2025 Healthcare House Call Virtual Conference

Format:

1x1 Meetings

Date:

Thursday, May 29, 2025

Event:

Goldman Sachs 46th Annual Global Healthcare Conference 2025

Format:

Fireside Chat and 1x1 Meetings

Date:

Monday, June 9, 2025

Presentation Time:

7:00am PT / 10:00am ET

Opdivo® is the first and only PD-1 inhibitor approved for subcutaneous (SC) use in the European Union

SAN DIEGO, May 28, 2025 /PRNewswire/ -- Halozyme Therapeutics, Inc. (NASDAQ: HALO) (Halozyme) today announced that Bristol Myers Squibb received European Commission (EC) approval of a new Opdivo® (nivolumab) subcutaneous formulation developed with ENHANZE®, Halozyme's proprietary recombinant human hyaluronidase enzyme (rHuPH20), for use across multiple adult solid tumors as monotherapy, monotherapy maintenance following completion of intravenous nivolumab plus Yervoy® (ipilimumab) combination therapy, or in combination with chemotherapy or cabozantinib.

Announcing New $250M Share Repurchase 

Total Revenue Increased 35% YOY to $265 million and Royalty Revenue Increased 39% YOY to $168 million

Net Income Increased 54% YOY to $118 million; Adjusted EBITDA Increased 40% YOY to $162 million; GAAP Diluted EPS Increased 55% YOY to $0.93; non-GAAP Diluted EPS Increased 41% YOY to $1.111

Raising 2025 Financial Guidance Ranges for Total Revenue to $1,200 - $1,280 million, Representing YOY Growth of 18% - 26%, Adjusted EBITDA to $790 - $840 million, Representing YOY Growth of 25% - 33% and non-GAAP Diluted EPS to $5.30 - $5.70, Representing YOY Growth of 25% - 35%1

SAN DIEGO, May 5, 2025 /PRNewswire/ -- Halozyme Therapeutics, Inc. (NASDAQ: HALO) ("Halozyme") today announced that Dr. Helen Torley, president and chief executive officer, will present and host investor meetings at the BofA Securities 2025 Healthcare Conference.

The presentation is scheduled for Tuesday, May 13 at 4:20pm PT / 7:20pm ET.

A live audio webcast will be available on the Investor Relations section of the Company's website. Replays of the audio webcasts will be available for 90 days following the conference.

SAN DIEGO, April 28, 2025 /PRNewswire/ -- Halozyme Therapeutics, Inc. (NASDAQ: HALO) ("Halozyme") today announced it will release its first quarter 2025 financial and operating results on Tuesday, May 6, 2025, following the close of trading.

Halozyme will host a conference call on Tuesday, May 6, 2025 at 1:30 p.m. PT/4:30 p.m. ET to discuss the results. The conference call may be accessed live with pre-registration via this link: https://registrations.events/direct/Q4I7813723.

A live webcast and replay of the conference call will also be available through the "Investors" section of Halozyme's corporate website at www.halozyme.com.

European Commission (EC) decision on marketing authorization application expected within approximately two months

SAN DIEGO, April 28, 2025 /PRNewswire/ -- Halozyme Therapeutics, Inc. (NASDAQ: HALO) (Halozyme) today announced that argenx received a positive opinion from the Committee for Medicinal Products for Human Use (CHMP) of the European Medicines Agency recommending European Commission (EC) approval of VYVGART® 1000mg (efgartigimod alfa) developed with ENHANZE®, Halozyme's proprietary recombinant human hyaluronidase enzyme (rHuPH20) for subcutaneous (SC) injection as a monotherapy for the treatment of adult patients with progressive or relapsing active chronic inflammatory demyelinating polyneuropathy (CIDP) after prior treatment with corticosteroids or immunoglobulins.