Anti-Dilution Mechanics in Synthetic Royalty Agreements: Protecting Investor Economics When the Underlying Asset Gets Sublicensed, Reformulated, or Combined
When Royalty Pharma commenced dispute resolution proceedings against Vertex Pharmaceuticals over the royalty treatment of Alyftrek — arguing that deutivacaftor is "the same as" ivacaftor and therefore royalty-bearing at approximately 8%, while Vertex paid only approximately 4% — the dispute crystallised something that synthetic royalty practitioners have long understood but