Form SC 13G/A CTS CORP Filed by: WELLINGTON MANAGEMENT GROUP LLP Feb 4, 2021 11:05AM
Form SC 13G/A CTS CORP Filed by: WELLINGTON MANAGEMENT GROUP LLP Aug 10, 2020 09:43AM
Form SC 13G/A CTS CORP Filed by: WELLINGTON MANAGEMENT GROUP LLP Jan 28, 2020 11:36AM
Form SC 13G/A CTS CORP Filed by: WELLINGTON MANAGEMENT GROUP LLP Feb 12, 2019 09:47AM
Form SC 13G/A CTS CORP Filed by: WELLINGTON MANAGEMENT GROUP LLP Feb 8, 2018 11:55AM


Feb 9, 2017 10:06AM Form SC 13G/A CTS CORP Filed by: WELLINGTON MANAGEMENT GROUP LLP
Feb 11, 2016 11:23AM Form SC 13G CTS CORP Filed by: WELLINGTON MANAGEMENT GROUP LLP