One of the biggest stock disaster for myself in recent memory was my speculation on AEM Holdings. The Semi Conductor Stock did some R&D work with Intel and AEM started producing for Intel with Intel being their big customer. In a lot of ways, AEM sounded like UMS holdings in its infancy stage in 2010-2011 when it carried out the capex which eventually brought online its production to its sole customer Applied Materials. In terms of valuation it was cheap, but I had enough reservations about AEM. For one thing, the people being AEM are private equity. Looking back, AEM is one of those company that provided so much profit guidance prior to results announcement. These guidance let the public know what were the forecast orders going forward for the year versus the past six months, or the past years. Call me old school, but I would have think management ......