| Filed On | Filing |
|---|---|
| 14 May 2021 | DEF 14A |
| 22 Jan 2021 | DEF 14A |
| 22 Apr 2020 | DEF 14A |
| 11 Apr 2019 | DEF 14A |
| 01 Nov 2018 | DEF 14A |
| 13 Apr 2018 | DEF 14A |
| 13 Apr 2017 | DEF14A |
| 14 Apr 2016 | DEF 14A |
| 21 Dec 2015 | DEF 14A |
| 14 Apr 2015 | DEF 14A |
| 15 Apr 2014 | DEF 14A |
| 16 Apr 2013 | DEF 14A |
| 20 Apr 2012 | DEFINITIVE PROXY STATEMENT |
| 21 Apr 2011 | DEF 14A |
| 21 Apr 2010 | DEF 14A |
| 23 Apr 2009 | DEFINITIVE PROXY STATEMENT |
| 21 Apr 2008 | DEFINITIVE PROXY STATEMENT |
| 10 Apr 2007 | DEFINITIVE PROXY STATEMENT |
| 12 Apr 2006 | INPUT/OUTPUT, INC. |
| 01 Apr 2005 | DEF 14A |
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