February 7, 2023
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Sienna Biopharmaceuticals’ struggles doomed company


The ranks of tri-county public companies thinned in December, with the exit of Sienna Biopharmaceuticals after a disappointing auction of its assets that garnered only $1.7 million for a firm that has raised hundreds of millions of dollars for dermatology drug research and development. The closure comes just as the Westlake Village company applied for…


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