Catherine M. Mazzeo

Companies

• Southwest GasGeneral counsel Aug 9, 2024 to now¹

Holdings

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

Shares held

• Southwest Gas SWX16,896 shares²$1.5M at $86.31Mar 3, 2026

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

Recent filings

• Feb 27, 2026Shares withheld for tax 544 shares at $80.02 of Southwest Gas²
• Feb 19, 2026Granted 2,233 shares of Southwest Gas³
• Feb 19, 2026Granted 3,965 shares of Southwest Gas³
• Jan 8, 2026Shares withheld for tax 737 shares at $80.15 of Southwest Gas⁴
• Mar 4, 2025Shares withheld for tax 254 shares at $70.71 of Southwest Gas⁵
• Feb 20, 2025Granted 1,044 shares of Southwest Gas⁶
• Feb 20, 2025Granted 3,574 shares of Southwest Gas⁶
• Jan 13, 2025Shares withheld for tax 408 shares at $71.43 of Southwest Gas⁷
• Dec 2, 2024Granted 6 shares at $78.16 of Southwest Gas⁸
• Dec 2, 2024Granted 24 shares at $78.16 of Southwest Gas⁸
• Sep 3, 2024Granted 6 shares at $71.82 of Southwest Gas⁸
• Sep 3, 2024Granted 25 shares at $71.82 of Southwest Gas⁸