Institutional shares held 1.54 Million
0 calls
0 puts
Total value of holdings $0
$0 calls
$0 puts
Market Cap N/A
Institutional ownership 2.81%
# of Institutions 4


Latest Institutional Activity in PRTK

Top Purchases

Q2 2023
Newtyn Management, LLC Shares Held: 764K ($0)
Q2 2023
Eversept Partners, LP Shares Held: 1.33M ($0)
Q2 2023
Natixis Shares Held: 492K ($0)
Q2 2023
Polar Asset Management Partners Inc. Shares Held: 480K ($0)
Q2 2023
Two Sigma Investments, LP Shares Held: 413K ($0)

Top Sells

Q2 2023
Morgan Stanley Shares Held: 111K ($0)
Q2 2023
Cm Management, LLC Shares Held: 250K ($0)
Q2 2023
Black Rock Inc. Shares Held: 895K ($0)
Q2 2023
J. Goldman & CO LP Shares Held: 758K ($0)
Q2 2023
Renaissance Technologies LLC Shares Held: 130K ($0)

About PRTK

Paratek Pharmaceuticals, Inc., a commercial-stage biopharmaceutical company, focuses on the development and commercialization of life-saving therapies for life-threatening diseases or other public health threats for civilian, government, and military use. Its lead product candidates include NUZYRA, a once-daily oral and intravenous broad-spectrum antibiotic for the treatment of adult patients with community-acquired bacterial pneumonia and acute bacterial skin and skin structure infections caused by susceptible pathogens; and SEYSARA, a tetracycline designed for the treatment of moderate to severe acne vulgaris. The company has license and collaboration agreements with Zai Lab (Shanghai) Co., Ltd. and Allergan plc; license agreement with Tufts University to develop and commercialize products for the treatment or prevention of bacterial or microbial diseases, or medical conditions; and contract with Biomedical Advanced Research and Development Authority to support the development of NUZYRA for the treatment of pulmonary anthrax. In addition, it has license agreement with Tetraphase Pharmaceuticals, Inc. to develop, import, and sell the XERAVATM product, which is used for the treatment of complicated intra-abdominal infections caused by bacteria. Paratek Pharmaceuticals, Inc. was founded in 1996 and is headquartered in Boston, Massachusetts.


Insider Transactions at PRTK

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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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