| Mule Edward A +1 co-filer10% owner · 6 transactions | — | 4.77Mas of Nov 2013 | — | 466.1K | — |
| Mule Edward A +2 co-filers10% owner · 87 transactions | — | 1.22Mas of Oct 2017 | — | — | 3.54M |
| August Glenn R +8 co-filersReporting owner · 23 transactions | — | 1.22M†as of Nov 2013 | — | — | 1.65M |
| August Glenn R +8 co-filersDirector · 11 transactions | — | 434.6K†as of Sep 2015 | — | — | 393.4K |
| Edwards Jeffrey SChairman and CEO, Director · 64 transactions | — | 389.4K† | 945.8K | 36.1K | 17.5K |
| McElya James StraussDirector · 3 transactions | — | 382.2Kas of May 2013 | — | — | 77.0K |
| August Glenn RReporting owner · 3 transactions | — | 268.6K†as of Feb 2012 | — | 249.0K | — |
| August Glenn R +6 co-filersDirector, See Note (5) below · 81 transactions | — | 219.8K†as of Nov 2016 | — | — | 2.28M |
| Clark PatrickSee Remarks · 56 transactions | — | 117.5K† | 103.1K | 3.8K | — |
| Boss John G.Director · 6 transactions | — | 86.9K | 61.9K | — | — |
| Van Oss Stephen ADirector · 10 transactions | — | 77.8Kas of Mar 2022 | 13.4K | 60.0K | — |
| Oak Hill Advisors LP +9 co-filersDirector · 3 transactions | — | 67.2Kas of Feb 2012 | — | 249.0K | — |
| Hefferon Timothy WardRetired Sr. VP, Legal Affairs · 15 transactions | — | 65.9Kas of Jun 2014 | 103.1K | — | — |
| Banas Jonathan PEVP and CFO · 46 transactions | — | 65.8K | 131.5K | 5.5K | — |
| Pumphrey WilliamSee remarks · 39 transactions | — | 58.9K†as of Feb 2021 | 70.5K | 5.3K | 20.0K |
| Macouzet Flores Adriana E.Director · 11 transactions | — | 56.9K | 61.9K | — | — |
| Stephenson Keith DwayneExecutive VP and COO · 92 transactions | — | 54.4Kas of Feb 2019 | 258.7K | — | 95.8K |
| Ott LarrySee remarks · 69 transactions | — | 48.9K | 122.3K | 3.5K | — |
| Moore Christine MDirector · 4 transactions | — | 41.3Kas of May 2025 | 41.3K | — | — |
| Verwilst Michael CraigVP, Corporate Development · 6 transactions | — | 37.7Kas of May 2012 | 29.0K | — | — |
| Campbell Allen JamesFormer officer · 32 transactions | — | 36.5Kas of Jan 2016 | 19.3K | — | 17.8K |
| Couch ChristopherSee Remarks · 38 transactions | — | 34.3K | 82.4K | 1.5K | — |
| Remenar Robert JDirector · 9 transactions | — | 27.6K†as of May 2022 | 23.8K | 3.8K | — |
| Mirro Justin EDirector · 9 transactions | — | 26.7Kas of May 2022 | 23.8K | 7.0K | — |
| Mastrocola David JohnDirector · 8 transactions | — | 25.0K† | 3.7K | 16.9K | — |
| Venkatasubramanian SomasundharSee remarks · 26 transactions | — | 22.7K | 40.1K | 2.3K | — |
| Lee Song MinSr VP & Pres., Asia Pacific · 38 transactions | — | 16.8Kas of Aug 2019 | 66.1K | 3.0K | 14.9K |
| Jutte LarryDirector · 3 transactions | — | 15.0Kas of Jul 2015 | 10.9K | — | — |
| Bustos Orlando AntonioDirector · 4 transactions | — | 12.1Kas of Jun 2013 | — | — | 2.2K |
| de Miguel Posada Juan FernandoSee remarks · 35 transactions | — | 11.7Kas of Feb 2020 | 70.9K | — | 14.6K |
| Kanary MaryAnn PetersonSee remarks · 14 transactions | — | 10.7K | 36.0K | — | — |
| Yantz Helen ThereseSee Remarks · 27 transactions | — | 10.7Kas of Jun 2015 | 35.7K | — | 18.3K |
| DeBest Jeffrey A.See Remarks · 4 transactions | — | 10.6Kas of Mar 2021 | 6.1K | 3.8K | — |
| Hasler Edward APresident · 1 transaction | — | 9.1Kas of Jun 2011 | — | — | — |
| August Glenn R +5 co-filersDirector, See Note (5) below · 10 transactions | — | 8.1Kas of Dec 2016 | — | — | 55.8K |
| Dickens Kimberly LVP, Human Resources · 3 transactions | — | 7.8Kas of Dec 2011 | 14.5K | — | — |
| Totsky Joanna M.See Remarks · 16 transactions | — | 7.3Kas of Mar 2023 | 13.8K | — | — |
| Simoncini MatthewDirector · 1 transaction | — | 5.5Kas of Nov 2018 | — | 5.5K | — |
| Quinn Shannon BPresident, ISG · 13 transactions | — | 4.9K | 15.3K | — | — |
| Sidlik Thomas WDirector · 1 transaction | — | 4.8Kas of Nov 2014 | — | 4.8K | — |
| Miziolek Aleksandra ASee Remarks · 14 transactions | — | 4.5Kas of Feb 2019 | 10.1K | — | 2.6K |
| Sepahban Sonya F.Director · 4 transactions | — | 3.4Kas of May 2019 | 3.1K | 135 | — |
| Helmrich HansSr. VP, Global Manufacturing · 4 transactions | — | 2.8Kas of Feb 2020 | 1.8K | — | — |
| Nudd Alison SVP, Chief Accounting Officer · 6 transactions | — | 1.9K | 3.5K | — | — |
| Wenzl SharonSee Remarks · 28 transactions | — | 1.5Kas of Nov 2019 | 9.1K | — | 2.6K |
| Kampe Susan P.See Remarks · 8 transactions | — | 1.5Kas of Feb 2021 | 2.0K | — | — |
| Zhang PeifangDirector · 2 transactions | — | 1.4Kas of May 2019 | 1.4K | — | — |
| Kulikowski Amy B.VP, Chief Accounting Officer · 2 transactions | — | 1.3Kas of Jul 2023 | 1.3K | — | — |
| Way Kenneth LDirector · 4 transactions | — | 1.1Kas of May 2015 | 10.9K | — | 14.0K |
| Mahoney Sean ODirector · 3 transactions | — | 910as of May 2018 | 3.5K | — | — |
| Brusate Peter C.Corp. Controller and CAO · 6 transactions | — | 619as of Feb 2021 | 928 | — | — |
| McCabe RebeccaVP, Chief Accounting Officer · 2 transactions | — | 490as of Feb 2022 | 742 | — | — |