0001479419 2022-11-28 2022-11-28 0001479419 false --12-31 8-K 2022-11-28 Kala Pharmaceuticals, Inc. DE 001-38150 27-0604595 1167 Massachusetts Avenue Arlington MA 02476 781 996-5252 false false false false Common Stock, $0.001 par value per share KALA NASDAQ true true