Amarin Corp Plc (AMRN)

[VuBru]

Looks to me like the dilution and this note conversion are related:

From a finance website:
Q: Does a convertible note holder have a choice about converting a note in an equity financing round?

A The terms of conversion are usually listed in the convertible note. Typically, conversion to equity is automatic at the next equity raise, but may be conditional on a round meeting certain thresholds such as a minimum round size.