| Filed On | Filing |
|---|---|
| 13 Apr 2026 |
Proxy statement: annual meeting on June 4, 2026
CEO pay $12.1M, up 0.2% · say-on-pay vote |
| 10 Apr 2025 |
Proxy statement: annual meeting on June 5, 2025
CEO pay $12.1M, up 45% · say-on-pay vote |
| 11 Apr 2024 |
DEF 14A
CEO pay $8.3M, down 24% |
| 11 Apr 2023 |
DEF 14A
CEO pay $11.0M, up 37% |
| 11 Apr 2022 | DEF 14A |
| 12 Apr 2021 | DEF 14A |
| 13 Apr 2020 | DEF 14A |
| 12 Apr 2019 | DEF 14A |
| 24 Apr 2018 | DEF 14A |
| 18 May 2017 | PTEN_DEF 14A |
| 15 Apr 2016 | DEFINITIVE PROXY STATEMENT |
| 17 Apr 2015 | DEFINITIVE PROXY STATEMENT |
| 27 Feb 2014 | DEFINITIVE PROXY STATEMENT |
| 11 Apr 2013 | DEFINITIVE PROXY STATEMENT |
| 16 Apr 2012 | NOTICE & PROXY STATEMENT |
| 18 Apr 2011 | DEF 14A |
| 11 Mar 2010 | DEF 14A |
| 16 Apr 2009 | DEF 14A |
| 24 Apr 2008 | DEFINITIVE PROXY STATEMENT |
| 30 Apr 2007 | DEFINITIVE PROXY STATEMENT |
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