Arts District-based digital marketing company Social Reality Inc. was the week’s biggest gainer, jumping 53.4 percent to close at $2.50. Biotech firm Capricor Therapeutics Inc. of Beverly Hills followed closely, climbing 41.6 percent to close at $3.03. Differential Brands Group Inc. of Commerce was the week’s biggest loser, down 12.9 percent to close at $1.35.

Related: The Bloomberg Los Angeles Index of local companies.