Institutional shares held 41.4 Million
16.8K calls
0 puts
Total value of holdings $34.8M
$14K calls
$0 puts
Market Cap $128M
152,712,992 Shares Out.
Institutional ownership 27.1%
# of Institutions 68


Latest Institutional Activity in SELB

Top Purchases

Q1 2024
Millennium Management LLC Shares Held: 995K ($835K)
Q1 2024
Invesco Ltd. Shares Held: 245K ($206K)
Q1 2024
Jane Street Group, LLC Shares Held: 190K ($160K)
Q1 2024
Geode Capital Management, LLC Shares Held: 2.5M ($2.1M)
Q1 2024
Renaissance Technologies LLC Shares Held: 554K ($465K)

Top Sells

Q1 2024
Vanguard Group Inc Shares Held: 6.32M ($5.3M)
Q1 2024
Sphera Funds Management Ltd. Shares Held: 25.1K ($21.1K)
Q1 2024
Citadel Advisors LLC Shares Held: 99.5K ($83.6K)
Q1 2024
Cm Management, LLC Shares Held: 305K ($257K)
Q1 2024
Goldman Sachs Group Inc Shares Held: 1.18M ($991K)

About SELB

Selecta Biosciences, Inc., a clinical-stage biopharmaceutical company, engages in the research and development of nanoparticle immunomodulatory drugs for the treatment and prevention of human diseases. The company's lead therapeutic gene therapy program is SEL-302 that is in preclinical stage to improve the treatment of methylmalonic acidemia. It is also developing biologic therapies, such as SEL-212 that is in Phase III clinical trials for the treatment of chronic refractory gout; and product candidates to treat IgA-mediated diseases, including IgA nephropathy, linear IgA bullous dermatitis, IgA pemphigus, and Henoch-Schonlein purpura. In addition, the company is developing gene therapies comprising SEL-313, a product candidate in preclinical stage to treat ornithine transcarbamylase deficiency; SEL-399, a product candidate to evaluate the appropriate dose of ImmTOR in humans to reduce the formation of antibodies to AAV capsids; and products for the treatment of pompe disease, duchenne muscular dystrophy, limb-girdle muscular dystrophy, lysosomal storage disorder, and other autoimmune diseases. Further, it develops tolerogenic therapies to treat primary biliary cholangitis and other autoimmune diseases. The company has license and collaboration agreements with Takeda Pharmaceuticals USA, Inc.; Swedish Orphan Biovitrum; Sarepta Therapeutics, Inc.; Asklepios Biopharmaceutical, Inc.; Massachusetts Institute of Technology; Shenyang Sunshine Pharmaceutical Co., Ltd.; Ginkgo Bioworks Holdings, Inc.; and IGAN Biosciences, Inc. Selecta Biosciences, Inc. was incorporated in 2007 and is headquartered in Watertown, Massachusetts.


Insider Transactions at SELB

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
31.3M Shares
From 20 Insiders
Grant, award, or other acquisition 11.9M shares
Exercise of conversion of derivative security 11.1M shares
Open market or private purchase 1.22M shares
Other acquisition or disposition 3.64M shares
Conversion of derivative security 3.42M shares
Sell / Disposition
673K Shares
From 4 Insiders
Sale (or disposition) back to the issuer 521K shares
Open market or private sale 3.64K shares
Exercise of conversion of derivative security 149K shares

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