Allen & Overy (A&O) has retained its top spot in the latest quarterly international debt capital markets rankings, having advised deal managers on 545 deals worth a combined $280.3bn (£135.8bn) – representing an 8% market share since the beginning of the year.

Linklaters held on to second place in the table, acting on 415 deals worth $221.6bn (£107bn), according to research by Thomson Financial.