Pharming Group N.V., a biopharmaceutical company, develops and commercializes protein replacement therapies and precision medicines for the treatment of rare diseases in the United States, Europe, and internationally. The company's lead product is RUCONEST, a recombinant C1 esterase inhibitor for the treatment of acute attacks in adult and adolescent patients with acute hereditary angioedema (HAE); and Joenja (leniolisib), an oral small molecule PI3K? inhibitor for the treatment of activated phosphoinositide 3-kinase delta syndrome. It also develops OTL-105, an investigational ex-vivo autologous hematopoietic stem cell gene therapy for the treatment of HAE. It has a development collaboration and license agreement with Novartis; and a strategic collaboration agreement with Orchard Therapeutics plc for research, development, manufacturing, and commercialization of OTL-105. Pharming Group N.V. was incorporated in 1988 and is headquartered in Leiden, the Netherlands. Show more

Darwinweg 24, Leiden, 2333 CR, Netherlands

Biotechnology

Healthcare

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Market Cap

1.136B

52 Wk Range

$7.50 - $21.34

Previous Close

$16.37

Open

$16.47

Volume

10,217

Day Range

$16.29 - $16.58

Enterprise Value

1.11B

Cash

166.2M

Avg Qtr Burn

N/A

Insider Ownership

0.00%

Institutional Own.

0.21%

Qtr Updated

09/30/25

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Drug & Indication	Stage & Event	Catalyst Date
Joenja® (leniolisib) Details Activated Phosphoniositide 3-kinase Delta Syndrome	Approved Quarterly sales	Some catalyst date You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details.Sign up now.
Leniolisib Details Activated Phosphoniositide 3-kinase Delta Syndrome (APDS in children 4–11) (label expansion)	sNDA FDA meeting	Some catalyst date You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details.Sign up now.
KL1333 Details Mitochondrial disease, primary mitochondrial myopathies	Phase 3 Data readout	Some catalyst date You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details.Sign up now.
Leniolisib Details Immunodeficiency	Phase 2 Data readout	Some catalyst date You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details. You must sign up to see the catalyst details.Sign up now.