"White hot" in the mid-70s, the company faltered in the latter part of the decade, and filed for bankruptcy protection in 1981.[1][4] In 2001, the product line was cut by more than 50% to focus the brand solely on running, and its concentration on performance technology was increased. Brooks Running became the top selling brand in the specialty running shoe market in 2011,[5][6] and remained so through 2017 with a 25% market share.[7]