Institutional shares held 8.18 Million
51.9K calls
6.2K puts
Total value of holdings $13.1M
$83K calls
$9K puts
Market Cap $40.3M
25,184,700 Shares Out.
Institutional ownership 32.48%
# of Institutions 72


Latest Institutional Activity in ATNM

Top Purchases

Q1 2025
Ubs Group Ag Shares Held: 396K ($634K)
Q1 2025
Gagnon Securities LLC Shares Held: 227K ($363K)
Q1 2025
Nuveen, LLC Shares Held: 149K ($238K)
Q1 2025
Invesco Ltd. Shares Held: 154K ($246K)
Q1 2025
Susquehanna International Group, LLP Shares Held: 107K ($171K)

Top Sells

Q1 2025
Morgan Stanley Shares Held: 65.8K ($105K)
Q1 2025
Renaissance Technologies LLC Shares Held: 57.6K ($92.2K)
Q1 2025
Jpmorgan Chase & CO Shares Held: 21.1K ($33.8K)
Q1 2025
Goldman Sachs Group Inc Shares Held: 76.8K ($123K)
Q1 2025
Vanguard Group Inc Shares Held: 1.57M ($2.51M)

About ATNM

Actinium Pharmaceuticals, Inc., a clinical-stage biopharmaceutical company, focuses on developing and commercializing therapies for bone marrow transplant (BMT) or a type of cellular therapy, and for other adoptive cell therapies. Its lead product candidate, I-131 apamistamab (Iomab-B) that is in a pivotal Phase III clinical trial for elderly relapsed or refractory acute myeloid leukemia trial for BMT conditioning; and a Phase I study with a CD19- targeted CAR T-cell therapy with memorial sloan kettering cancer center. The company also offers clinical and preclinical development programs that utilize multiple isotopes, including Actinium-225, Iodine-131, and Lutetium-177 directed at multiple validated cancer targets, including CD45, CD33, CD38, CD47, HER2, and HER3 for targeted conditioning prior to cell and gene therapies, such as bone marrow transplant and cancer therapeutics as single agents or in combination with other therapeutic modalities. It has collaboration with Astellas Pharma, Inc. to develop theranostics for solid tumor indications; EpicentRx, Inc that focuses on a novel CD47 immunotherapy targeted radiotherapy; and AVEO Oncology that focuses on developing a HER3 targeting ARC for solid tumors. The company was incorporated in 2000 and is based in New York, New York.


Insider Transactions at ATNM

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

Buy / Acquisition
0 Shares
From 0 Insiders
Sell / Disposition
0 Shares
From 0 Insiders

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