Exhibit II to Schedule 13G Joint Filing AgreementJoint Filing Agreement • February 14th, 2019 • Ameriprise Financial Inc • Investment advice
The undersigned persons agree and consent to the joint filing on their behalf of this Schedule 13G dated February 14, 2019 in connection with their beneficial ownership of InterXion Holding N.V. Each of Ameriprise International Holdings GmbH, Threadneedle Asset Management Holdings Sarl, Threadneedle Holdings Limited, TAM UK Holdings Limited, Threadneedle Asset Management Holdings Limited, TC Financing Limited and Threadneedle Asset Management Limited authorizes Ameriprise Financial, Inc. to execute the Schedule 13G to which this Exhibit is attached and make any necessary amendments thereto.
