RemeGen (HKG:9995) sold the license to its RC148 medicine to AbbVie, under a deal with an upfront payment of $650 million, according to a Hong Kong bourse filing Monday.
Shares of the biopharmaceutical research company gained over 9% in morning trade Tuesday.
The license covers all regions outside Greater China, and RemeGen is eligible to receive up to a further $4.95 billion in milestone payments. The firm will also receive royalties on the sales of the drug once it is commercialized.
RC148 is being developed as an anti-tumor medicine.