Exhibit 99.1 Form 4 Joint Filer Information Name: Scopia Management, Inc. Address: 152 West 57th Street, 33rd Floor New York, NY 10019 Date of Event Requiring Statement: 12/28/18 Name: Matthew Sirovich Address: 152 West 57th Street, 33rd Floor New York, NY 10019 Date of Event Requiring Statement: 12/28/18 Name: Jeremy Mindich Address: 152 West 57th Street, 33rd Floor New York, NY 10019 Date of Event Requiring Statement: 12/28/18