Institutional shares held 22.4 Million
37.4K calls
48.2K puts
Total value of holdings $271M
$452K calls
$583K puts
Market Cap $529M
43,719,500 Shares Out.
Institutional ownership 51.32%
# of Institutions 97


Latest Institutional Activity in YMAB

Top Purchases

Q1 2024
Paradigm Biocapital Advisors LP Shares Held: 2.23M ($27M)
Q1 2024
Point72 Asset Management, L.P. Shares Held: 1.53M ($18.5M)
Q1 2024
Pictet Asset Management Holding Sa Shares Held: 746K ($9.03M)
Q1 2024
Soleus Capital Management, L.P. Shares Held: 571K ($6.91M)
Q1 2024
Millennium Management LLC Shares Held: 283K ($3.42M)

Top Sells

Q1 2024
Boothbay Fund Management, LLC Shares Held: 347K ($4.19M)
Q1 2024
D. E. Shaw & Co., Inc. Shares Held: 1.07M ($12.9M)
Q1 2024
Los Angeles Capital Management LLC Shares Held: 128K ($1.54M)
Q1 2024
Polar Capital Holdings PLC Shares Held: 1.83M ($22.2M)
Q1 2024
Acadian Asset Management LLC Shares Held: 602K ($7.29M)

About YMAB

Y-mAbs Therapeutics, Inc., a commercial-stage biopharmaceutical company, focuses on the development and commercialization of novel antibody based therapeutic products for the treatment of cancer in the United States. It offers DANYELZA, a monoclonal antibody in combination with granulocyte-macrophage colony-stimulating factor for the treatment of pediatric patients with relapsed or refractory high-risk neuroblastoma. The company is also developing DANYELZA that is in Phase II clinical studies for the treatment of patients with first-line neuroblastoma, third-line neuroblastoma, and in relapsed osteosarcoma; GD2-GD3 vaccine that is in Phase II clinical trial for the treatment of Stage 4 high-risk neuroblastoma; and Omburtamab, a murine monoclonal antibody that is in clinical trials for the treatment of central nervous system/ leptomeningeal metastases from neuroblastoma, desmoplastic small round cell tumor, diffuse intrinsic pontine glioma, and other B7-H3 positive tumors. In addition, it is developing Nivatrotamab for the treatment of small cell lung cancer, as well as is in Phase I/II trial for the treatment of refractory GD2 positive adult and pediatric solid tumors; and Lu-omburtamab-DTPA that is in Phase I clinical development for the treatment of medulloblastoma and B7-H3 positive leptomeningeal metastases from solid tumors. The company has a license agreement with Memorial Sloan Kettering Cancer Center and Massachusetts Institute of Technology to develop and commercialize licensed products. Y-mAbs Therapeutics, Inc. was incorporated in 2015 and is headquartered in New York, New York.


Insider Transactions at YMAB

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
852K Shares
From 19 Insiders
Grant, award, or other acquisition 184K shares
Open market or private purchase 558K shares
Exercise of conversion of derivative security 110K shares
Sell / Disposition
400K Shares
From 4 Insiders
Open market or private sale 400K shares

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