Originally published on Wed August 22, 2012 2:25 pm
Thomas Peterffy's life story includes a typing robot, a proto-iPad, and a vast fortune he amassed as one of the first guys to use computers in financial markets.
On today's show, Peterffy tells us his story — and he explains why he's worried about the financial world he helped create.
We learned of Peterffy's story from the forthcoming book Automate This.
Originally published on Sat August 18, 2012 1:03 pm
Weekend Edition Saturday host Scott Simon talks to Sean Gourley, physicist and founder of quid.com, about the computers that trade stock shares faster than human minds can comprehend.
Originally published on Thu August 16, 2012 1:42 pm
At one point today, Facebook's stock price sunk to a new low. At about $19.69, it was worth about half of what it was initially sold for in May.
Bloomberg explains that what is happening is that early investors in the company — including founder and CEO Mark Zuckerberg — were allowed to sell some of their stocks for the first time today.
Originally published on Thu August 2, 2012 1:39 pm
Remember the computer glitch that caused market turmoil Wednesday morning?
As we told you, it was caused by a computer glitch that accidentally forced Knight Capital Group to buy a great number of stocks.
Originally published on Wed August 1, 2012 1:58 pm
"August 1st will be another day that will destroy investor confidence just like the May 6th  flash crash."
That rather ominous sounding pronouncement comes from Joseph Saluzzi, co-head of equity trading at Themis Trading LLC in Chatham, N.J., in a Bloomberg News report about what happened early this morning on Wall Street.