IIRC in ... 96 there was a change in stock holding rules for new stock issues - IPO holders could cash out much faster than before, leading to more turnover and

IIRC in ... 96 there was a change in stock holding rules for new stock issues - IPO holders could cash out much faster than before, leading to more turnover and investments. It's a bit hazy, and I'm not a stock guy, but that's my recollection.