MacroGenics, Inc. (MGNX) Insider Trading Activity

MacroGenics, Inc., a biopharmaceutical company, develops and commercializes antibody-based therapeutics to treat cancer in the United States. Its approved product is MARGENZA (margetuximab-cmkb), a human epidermal growth factor receptor 2 (HER2) receptor antagonist indicated, in combination with chemotherapy, for the treatment of adult patients with metastatic HER2-positive breast cancer who have received two or more prior anti-HER2 regimens. The company's pipeline of immuno-oncology product candidates includes MGC018, an antibody drug conjugate (ADC), which targets solid tumors expressing B7-H3; Enoblituzumab, a monoclonal antibody that targets B7-H3; and MGD024, an investigational bispecific CD123 × CD3 DART molecule to minimize cytokine-release syndrome for patients with hematologic malignancies. It also develops Lorigerlimab, a monoclonal antibody that targets the immune checkpoints PD-1 and cytotoxic T-lymphocyte-associated protein 4; Tebotelimab, an investigational tetravalent DART molecule for PD-1 and lymphocyte-activation gene 3; Retifanlimab, an investigational monoclonal antibody targeting metastatic squamous cell carcinoma of the anal canal and metastatic non-small cell lung cancer; and IMGC936, an ADC that targets ADAM9, a cell surface protein over-expressed in various solid tumor types. Further, the company develops MGD014 and MGD020, a DART molecule to target the envelope protein of human immunodeficiency virus infected cells and CD3 on T cells; Teplizumab for the treatment of type 1 diabetes; and PRV-3279, a CD32B × CD79B DART molecule for the treatment of autoimmune indications. It has collaborations with Incyte Corporation; Zai Lab Limited; I-Mab Biopharma; and Janssen Biotech, Inc. The company was incorporated in 2000 and is headquartered in Rockville, Maryland.

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Over the last 12 months, insiders at MacroGenics, Inc. have bought $150,515 and sold $0 worth of MacroGenics, Inc. stock.

On average, over the past 5 years, insiders at MacroGenics, Inc. have bought $9.73M and sold $1.48M worth of stock each year.

Highest buying activity among insiders over the last 12 months: HEIDEN WILLIAM K (director) — $150,515.

The last purchase of 49,500 shares for transaction amount of $73,755 was made by HEIDEN WILLIAM K (director) on 2025‑08‑20.