R. Stewart Ewing Jr.

Companies

• Ribbon CommunicationsBoard member Mar 4, 2020 to now¹
• Lumen TechnologiesChief financial officer Sep 8, 2003 to Feb 27, 2017²

Holdings

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

Shares held

• Lumen Technologies LUMN280,679 shares³$1.2M at $4.42Feb 27, 2017
• RCRibbon Communications RBBN239,891 shares⁴$362.2K at $1.51Jun 16, 2026

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

Recent filings

• Jun 16, 2026Exercised options 42,500 shares of Ribbon Communications⁴
• Jun 17, 2025Exercised options 48,365 shares of Ribbon Communications⁵
• Jun 15, 2024Exercised options 51,964 shares of Ribbon Communications⁶
• Jun 15, 2023Exercised options 38,585 shares of Ribbon Communications⁷
• Jun 15, 2022Exercised options 14,797 shares of Ribbon Communications⁸
• Feb 23, 2017Shares withheld for tax 4,629 shares at $24.71 of Lumen Technologies³
• Feb 21, 2017Granted 62,107 shares of Lumen Technologies⁹
• Feb 20, 2017Shares withheld for tax 9,657 shares at $24.28 of Lumen Technologies¹⁰
• Feb 20, 2017Returned to company 9,844 shares of Lumen Technologies¹⁰
• May 23, 2016Shares withheld for tax 7,385 shares at $26.91 of Lumen Technologies¹¹
• Feb 23, 2016Shares withheld for tax 1,742 shares at $29.25 of Lumen Technologies¹²
• Feb 23, 2016Returned to company 11,189 shares of Lumen Technologies¹²
• Feb 23, 2016Granted 59,797 shares of Lumen Technologies¹²
• Feb 20, 2016Shares withheld for tax 2,338 shares at $29.73 of Lumen Technologies¹³
• May 23, 2015Shares withheld for tax 3,247 shares at $33.95 of Lumen Technologies¹⁴
• Feb 23, 2015Granted 40,266 shares of Lumen Technologies¹⁵
• Feb 20, 2015Returned to company 19,900 shares of Lumen Technologies¹⁵
• Feb 20, 2015Shares withheld for tax 4,452 shares at $37.02 of Lumen Technologies¹⁵
• Nov 13, 2014Sold 5,000 shares at $41.05 of Lumen Technologies¹⁶
• Nov 12, 2014Sold 40,000 shares at $40.38 of Lumen Technologies¹⁶
• May 31, 2014Shares withheld for tax 2,778 shares at $37.67 of Lumen Technologies¹⁷
• May 23, 2014Shares withheld for tax 3,247 shares at $37.28 of Lumen Technologies¹⁸
• May 12, 2014Sold 600 shares at $36.79 of Lumen Technologies¹⁹
• May 12, 2014Sold 20,000 shares at $36.75 of Lumen Technologies¹⁹
• May 12, 2014Exercised options 20,600 shares at $33.40 of Lumen Technologies¹⁹