Keith Barnes

Companies

• Knowles CorpBoard member Feb 14, 2014 to now¹
• VIAVI SolutionsBoard member Oct 18, 2011 to now²
• Rogers CorporationBoard member Oct 13, 2015 to May 5, 2023³
• IntermecBoard member Jan 20, 2012 to Sep 17, 2013⁴
• Cascade MicrotechBoard member Dec 14, 2006 to Jan 4, 2011⁵
• Agilent TechnologiesSenior Vice President Apr 12, 2006 to Apr 12, 2006⁶

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• KKnowles Corp KN63,299 shares⁷$2.2M at $34.17Apr 28, 2026
• VIAVI Solutions VIAV27,213 shares⁸$950.8K at $34.94Nov 10, 2025
• Rogers Corporation ROG2,770 shares⁹$374.1K at $135.06May 4, 2023

As of each latest filing. The line shows shares held over time.

Recent filings

• Apr 28, 2026Granted 6,265 shares at $30.33 of Knowles Corp⁷
• Feb 19, 2026Sold 41,048 shares at $27.16 of Knowles Corp¹⁰
• Feb 10, 2026Gift 41,048 shares of Knowles Corp¹⁰
• Feb 10, 2026Gift 41,048 shares of Knowles Corp¹⁰
• Nov 10, 2025Sold 97,938 shares at $18.17 of VIAVI Solutions⁸
• Nov 10, 2025Sold 23,529 shares at $18.22 of VIAVI Solutions⁸
• Nov 7, 2025Exercised options 23,529 shares of VIAVI Solutions¹¹
• Nov 3, 2025Sold 13,570 shares at $17.34 of VIAVI Solutions¹²
• Nov 3, 2025Sold 40,363 shares at $17.25 of VIAVI Solutions¹²
• Apr 29, 2025Granted 11,890 shares at $15.98 of Knowles Corp¹³
• Feb 4, 2025Sold 15,418 shares at $12.24 of VIAVI Solutions¹⁴
• Nov 6, 2024Exercised options 26,819 shares of VIAVI Solutions¹⁵
• Sep 30, 2024Sold 6,725 shares at $17.88 of Knowles Corp¹⁶
• May 31, 2024Sold 5,186 shares at $17.45 of Knowles Corp¹⁷
• Apr 30, 2024Granted 10,740 shares at $15.83 of Knowles Corp¹⁸
• Nov 8, 2023Exercised options 15,418 shares of VIAVI Solutions¹⁹
• May 4, 2023Granted 950 shares of Rogers Corporation⁹
• May 2, 2023Granted 10,373 shares at $16.39 of Knowles Corp²⁰
• Nov 11, 2022Exercised options 13,544 shares of VIAVI Solutions²¹
• Jun 9, 2022Sold 400 shares at $260.20 of Rogers Corporation²²
• May 5, 2022Granted 600 shares of Rogers Corporation²³
• Apr 26, 2022Granted 9,316 shares at $18.25 of Knowles Corp²⁴
• Nov 12, 2021Exercised options 15,775 shares of VIAVI Solutions²⁵
• Aug 19, 2021Sold 3,130 shares of Rogers Corporation²⁶
• Jun 10, 2021Sold 775 shares at $194.39 of Rogers Corporation²⁷

Trade performance

Returns are price-only (no dividends), measured from the trade date.