Leighton taps US private placement market 17 May 2010 4:48PM Philip Bayley Offshore, Leighton Holdings (BBB) priced US$350 million of bonds in the traditional private placement market in the US. The issue comprises three tranches: US$95 million with a five-year term to maturity; US$145 million for seven years; and US$115 million for ten years. All tranches were priced at 225 bps over US Treasuries.