Yep. PayPal isn't necessarily an average case either. It was the merger of a company with four founders (Confinity) with a company with a single founder (X.com).<p>Elon Musk, a sole founder of one of the original companies, ended up with 10.7% in that sale:<p>ref: <a href="http://www.secinfo.com/dr6nd.33fd.htm" rel="nofollow">http://www.secinfo.com/dr6nd.33fd.htm</a>