First Quadrant will introduce commingled investments for its U.S....

First Quadrant will introduce commingled investments for its U.S., U.K. and Japanese market-neutral strategies next month. The firm also plans to reopen its U.S. market-neutral portfolio to accept $500 million in new assets.The firm has not accepted new investments in its U.S. market-neutral portfolio since 1994, when assets reached $1 billion.