VolShares has filed for ETFs tied to the performance of 32 NHL teams, extending ETF innovation into sports-based products. Proposed funds, including a Boston Br

VolShares has filed for ETFs tied to the performance of 32 NHL teams, extending ETF innovation into sports-based products. Proposed funds, including a Boston Bruins ETF, would track wins and losses via a team index using futures linked to team results.