Sidley Austin’s hiring of a sweep of Latham & Watkins partners and associates over the past nine months is behind one of the biggest transfers of multi-million dollar talent in Big Law in recent years. Though centered on London, the spree is global in scale, taking in cities across the U.S. and key hubs in Europe.

In total, 39 lawyers have moved across since the start of August, 12 of whom are partners, according to sources and Law.com analysis.