Lehman Brothers Financial SA (LEHNQ)

[MikeJones8]

The trustee winding down Lehman Brothers Inc. wants to add $15.2 billion to a fund to pay customers of the failed brokerage, bringing them closer to recovering all of what they are owed

http://blogs.wsj.com/bankruptcy/2013/02/05/the-daily-docket-lehman-customers-could-get-another-15-2b/

Who are considered customers?