Abstract: Disclosed herein are systems and methods that collapse risk in connection with electronic trades. The method includes collecting electronic trades, each electronic trade comprising party information, buy/sell information; determining hedge amounts for buys/sells for the electronic trades based on buy/sell data; simultaneously determining net hedge amounts for market participants; simultaneously determining a net hedge percentage for electronic trades; determining an individual hedge size for one or more first market participants based on a unique umbrella hedge value, wherein the umbrella hedge value for each of the first market participants is the net hedge percentage of said first market participant's net hedge amount; and distributing instructions to the plurality of market participants to fill the plurality of electronic trades at prices controlled by each first market participant's unique umbrella hedge value and by a composite mid-price for a plurality of second market participants.

Abstract: A grip for a golf club is readily replaceable without the use of tools to allow changing golf club grips without professional assistance and is reusable subsequent to replacement since it is not damaged on removal from the golf club shaft.