That's partly what drove Rank Group, which makes aluminum foil and other products, to announce Tuesday it was buying Pactiv Corp.

WSJ: Deals Stage a Comeback

The workers, who molded and packed plastic containers in a plant owned by Pactiv, a subsidiary of Reynolds Group Holdings, based in Lincolnshire, Ill.

FORBES: Plastic Workers Raise Grievances Against Reynolds

At Ockham, we think the valuation of PTV was attractive coming into the day, and we have held an Undervalued stance on Pactiv for most of the last year.

FORBES: Don't Expect Pactiv To Bag More Than $33