** At least six brokerages start coverage on Accelerant ARX.N with broadly bullish views after quiet period ends
** Shares of the U.S. specialty insurance platform up ~2% premarket
** Accelerant secured a valuation of $6.4 billion after its shares opened at $28.50 apiece in their NYSE debut on July 24, above the $21 offer price
** The company's risk exchange digital platform "should see independent activity grow meaningfully," RBS Capital Markets says
** Brokerage expects softening market to limit growth, but says MGA (managing general agent) market is a growing opportunity
** Private equity firm Altamont Capital retains majority voting control of Accelerant after the offering, for which Morgan Stanley and Goldman Sachs acted as lead active bookrunners
** Below are some of the ratings and price targets on ARX: