Mark A. Caylor

Companies

• DucommunBoard member May 5, 2026 to now¹
• LIGHTPATH TECHNOLOGIES INCBoard member Oct 14, 2025 to now²
• Northrop Grumman CorporationCorp VP & Pres ESS Jan 8, 2013 to Feb 23, 2024³

Holdings

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

Shares held

• Northrop Grumman Corporation NOC16,470 shares⁴$8.9M at $538.25Feb 23, 2024
• DDucommun DCO1,200 shares⁵$204.1K at $170.09May 27, 2026

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

Recent filings

• May 27, 2026Granted 1,200 shares of Ducommun⁵
• Feb 21, 2024Sold 825 shares at $454.68 of Northrop Grumman Corporation⁴
• Feb 16, 2024Sold 2,707 shares at $450.37 of Northrop Grumman Corporation⁶
• Feb 16, 2024Shares withheld for tax 1,634 shares at $450.96 of Northrop Grumman Corporation⁶
• Feb 16, 2024Exercised options 3,284 shares of Northrop Grumman Corporation⁶
• Feb 14, 2024Shares withheld for tax 4,770 shares at $446.37 of Northrop Grumman Corporation⁷
• Feb 14, 2024Exercised options 10,184 shares of Northrop Grumman Corporation⁷
• Nov 6, 2023Sold 1,670 shares at $472.62 of Northrop Grumman Corporation⁸
• Aug 7, 2023Sold 1,670 shares at $437.87 of Northrop Grumman Corporation⁹
• Mar 3, 2023Sold 418 shares at $469.42 of Northrop Grumman Corporation¹⁰
• Mar 3, 2023Sold 460 shares at $468.27 of Northrop Grumman Corporation¹⁰
• Mar 3, 2023Sold 1,092 shares at $467.61 of Northrop Grumman Corporation¹⁰
• Mar 3, 2023Sold 560 shares at $466.64 of Northrop Grumman Corporation¹⁰
• Mar 3, 2023Sold 280 shares at $465.50 of Northrop Grumman Corporation¹⁰
• Feb 16, 2023Shares withheld for tax 4,065 shares at $465.35 of Northrop Grumman Corporation¹¹
• Feb 16, 2023Exercised options 8,112 shares of Northrop Grumman Corporation¹¹
• Feb 13, 2023Shares withheld for tax 971 shares at $464.28 of Northrop Grumman Corporation¹²
• Feb 13, 2023Exercised options 2,545 shares of Northrop Grumman Corporation¹²
• Nov 4, 2022Sold 60 shares at $524.24 of Northrop Grumman Corporation¹³
• Nov 4, 2022Sold 45 shares at $522.13 of Northrop Grumman Corporation¹³
• Nov 4, 2022Sold 120 shares at $521.72 of Northrop Grumman Corporation¹³
• Nov 4, 2022Sold 120 shares at $520.35 of Northrop Grumman Corporation¹³
• Nov 4, 2022Sold 240 shares at $518.42 of Northrop Grumman Corporation¹³
• Nov 4, 2022Sold 180 shares at $517.77 of Northrop Grumman Corporation¹³
• Nov 4, 2022Sold 60 shares at $516.75 of Northrop Grumman Corporation¹³