Original sentence: This characterization was more prominent in the days before Goldman Sachs and Morgan Stanley converted to bank holding companies and were true bulge brackets alongside Merrill Lynch and Bear Stearns who were acquired by Bank of America and JPMorgan Chase respectively
Edited sentence: This characterization was more prominent before Goldman Sachs and Morgan Stanley converted to bank holding companies and were true bulge brackets alongside Merrill Lynch and Bear Stearns (who were acquired by Bank of America and JPMorgan Chase respectively)