| Filed On | Filing |
|---|---|
| 19 Jan 2022 | SC 13G |
| 09 Feb 2021 | SC 13G |
| 25 Jan 2021 | SC 13G |
| 14 Feb 2018 | SC 13G |
| 12 Feb 2018 | JANUS HENDERSON GROUP OWNS OVER 5% |
| 09 Feb 2018 | SCHEDULE 13G |
| 08 Feb 2018 | SEC SCHEDULE 13G |
| 10 Feb 2015 | SC 13G |
| 27 Jan 2014 | SC 13G |
| 14 Feb 2013 | SCHEDULE 13G HOLDINGS REPORT |
| 09 Dec 2011 | SCHEDULE 13G - NATUS MEDICAL INCORPORATED |
| 23 Nov 2011 | SC 13G |
| 05 Jul 2011 | SC 13G |
| 10 Feb 2011 | SC 13G |
| 31 Jan 2011 | SC 13G |
| 29 Jan 2010 | SC 13G |
| 05 Feb 2009 | SC 13G |
| 14 Feb 2008 | SC 13G |
| 13 Feb 2008 | SC 13G |
| 13 Jul 2007 | SC 13G |
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