William D. Mosley

Companies

• Cirrus LogicBoard member Jul 30, 2024 to now¹
• Seagate TechnologyChief executive officer Jul 27, 2018 to now²
• Seagate TechnologyBoard member Jul 26, 2017 to now³
• Seagate TechnologyChief operating officer Jul 27, 2016 to Sep 15, 2017⁴
• Seagate TechnologyPresident Nov 5, 2013 to Sep 15, 2017⁵
• Seagate TechnologySVP, GLOBAL DISC OPS Feb 5, 2007 to Jan 6, 2015⁶

Holdings

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

Shares held

• Seagate Technology STX378,108 shares⁷$241.8M at $639.50Sep 15, 2026
• Cirrus Logic CRUS3,622 shares⁸$392.3K at $108.31Jul 29, 2026

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

Recent filings

• Sep 15, 2026Sold 97,889 shares at $772.14 of Seagate Technology⁷
• Sep 14, 2026Sold 1,870 shares at $781.23 of Seagate Technology⁹
• Sep 14, 2026Exercised options 177,000 shares of Seagate Technology⁷
• Sep 11, 2026Exercised options 3,319 shares of Seagate Technology⁹
• Sep 10, 2026Sold 1,316 shares at $862.14 of Seagate Technology¹⁰
• Sep 10, 2026Sold 1,534 shares at $862.13 of Seagate Technology¹⁰
• Sep 9, 2026Exercised options 2,415 shares of Seagate Technology¹⁰
• Sep 9, 2026Exercised options 2,815 shares of Seagate Technology¹⁰
• Sep 1, 2026Sold 80 shares at $832.05 of Seagate Technology¹¹
• Sep 1, 2026Sold 80 shares at $830.36 of Seagate Technology¹¹
• Sep 1, 2026Sold 80 shares at $829.10 of Seagate Technology¹¹
• Sep 1, 2026Sold 120 shares at $827.90 of Seagate Technology¹¹
• Sep 1, 2026Sold 340 shares at $826.86 of Seagate Technology¹¹
• Sep 1, 2026Sold 580 shares at $826.00 of Seagate Technology¹¹
• Sep 1, 2026Sold 600 shares at $824.93 of Seagate Technology¹¹
• Sep 1, 2026Sold 1,240 shares at $824.05 of Seagate Technology¹¹
• Sep 1, 2026Sold 600 shares at $822.89 of Seagate Technology¹¹
• Sep 1, 2026Sold 480 shares at $822.05 of Seagate Technology¹¹
• Sep 1, 2026Sold 920 shares at $820.89 of Seagate Technology¹¹
• Sep 1, 2026Sold 1,320 shares at $819.84 of Seagate Technology¹¹
• Sep 1, 2026Sold 1,040 shares at $818.78 of Seagate Technology¹¹
• Sep 1, 2026Sold 2,080 shares at $817.71 of Seagate Technology¹¹
• Sep 1, 2026Sold 4,287 shares at $816.75 of Seagate Technology¹¹
• Sep 1, 2026Sold 4,555 shares at $815.75 of Seagate Technology¹¹
• Sep 1, 2026Sold 2,878 shares at $814.75 of Seagate Technology¹¹