SC 13G/A | Amendment to a previously filed SC 13G | Feb 14, 2019 |     |
SC 13G/A | Amendment to a previously filed SC 13G | Feb 11, 2019 |     |
SC 13G | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions | Feb 8, 2019 |    |
EFFECT | Notice from the SEC of registration effectiveness | Jan 31, 2019 |    |
SC 13D/A | Amendment to a SC 13D filing | Aug 29, 2018 |     |