Stephen McMillan

Companies

• Lumen TechnologiesBoard member May 15, 2025 to now¹
• TeradataBoard member Jun 10, 2020 to now²
• TeradataChief executive officer Jun 10, 2020 to now²
• TeradataPresident Jun 10, 2020 to now²
• F5, Inc.EVP of Global Services Oct 18, 2017 to May 5, 2020³

Holdings

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

Shares held

• Teradata TDC752,446 shares⁴$23.7M at $31.47Sep 15, 2026
• Lumen Technologies LUMN76,591 shares⁵$338.1K at $4.42May 21, 2026

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

Recent filings

• Sep 15, 2026Sold 10,000 shares at $30.02 of Teradata⁴
• May 21, 2026Granted 25,197 shares at $9.44 of Lumen Technologies⁵
• May 12, 2026Sold 20,000 shares at $31.71 of Teradata⁶
• Mar 9, 2026Other 4,376 shares of Teradata⁷
• Mar 6, 2026Shares withheld for tax 22,230 shares at $28.02 of Teradata⁷
• Mar 3, 2026Shares withheld for tax 40,319 shares at $30.36 of Teradata⁸
• Mar 1, 2026Granted 206,271 shares of Teradata⁷
• Feb 27, 2026Shares withheld for tax 20,090 shares at $31.49 of Teradata⁹
• Feb 26, 2026Sold 50,000 shares at $30.26 of Teradata¹⁰
• Feb 11, 2026Shares withheld for tax 18,346 shares at $37.88 of Teradata¹¹
• Feb 11, 2026Granted 105,130 shares of Teradata¹¹
• Feb 11, 2026Shares withheld for tax 74,121 shares at $37.88 of Teradata¹¹
• Feb 11, 2026Granted 141,402 shares of Teradata¹¹
• May 14, 2025Granted 51,394 shares of Lumen Technologies¹²
• Mar 7, 2025Other 36,742 shares of Teradata¹³
• Mar 6, 2025Shares withheld for tax 22,650 shares at $22.98 of Teradata¹³
• Mar 3, 2025Granted 231,054 shares of Teradata¹⁴
• Mar 3, 2025Shares withheld for tax 18,811 shares at $23.38 of Teradata¹⁴
• Feb 27, 2025Shares withheld for tax 20,470 shares at $23.46 of Teradata¹⁵
• Feb 12, 2025Shares withheld for tax 61,097 shares at $24.62 of Teradata¹⁶
• Feb 12, 2025Granted 114,262 shares of Teradata¹⁶
• Nov 8, 2024Sold 20,000 shares at $30.00 of Teradata¹⁷
• May 24, 2024Sold 100 shares at $32.74 of Teradata¹⁸
• May 24, 2024Sold 9,900 shares at $31.94 of Teradata¹⁸
• Mar 7, 2024Other 182,754 shares of Teradata¹⁹