CSPC Pharmaceutical Group (01093.HK) +0.350 (+4.768%) Short selling $185.59M; Ratio 24.126% announced that the Ib/III clinical study of its self-developed sirolimus for injection (albumin-bound) (HB1901) for the treatment of advanced malignant perivascular epithelioid cell tumor (PEComa) has successfully met its pre-specified primary efficacy endpoint, demonstrating statistically significant differences and clear clinical benefits.The company stated that HB1901 has shown outstanding efficacy and is expected to fill the domestic treatment gap for this indication, potentially becoming the first standard-of-care therapy in China for advanced malignant PEComa.Related News UBS Upgrades CSPC PHARMA (01093.HK) to Buy, Says Valuation Yet to Reflect AI Drug R&D StrengthIn February last year, HB1901 was granted Breakthrough Therapy Designation by the National Medical Products Administration. Currently, multiple clinical trials exploring the efficacy and safety of sirolimus for injection (albumin-bound) in combination with different drugs across various tumor types are progressing steadily. (ss/da)(HK stocks quote is delayed for at least 15 mins.Short Selling Data as at 2026-05-22 16:25.)
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