GTT is covered by the following sell-side analysts (as of December 2020):

BROKER ANALYST
Société Générale Guillaume Delaby
CM CIC Jean-Luc Romain
Alpha Value Kevin Vo
MidCap Partners Pierre Vaurice
Portzamparc Nicolas Royot
Kepler Cheuvreux Kevin Roger
ODDO BHF Jean-François Granjon
Berenberg Jan Richard