Matthew H. Birenbaum

Companies

• Vivmark ResidentialExecutive Vice President & CDO Aug 18, 2026 to now¹
• AvalonBayEVP, Strategy & Portfolio Mgmt Nov 2, 2011 to now²

Holdings

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

Shares held

• Vivmark Residential VMRK272,749 shares³$16.6M at $60.80Aug 20, 2026
• AvalonBay AVB0 shares⁴Aug 17, 2026

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

Recent filings

• Aug 20, 2026Gift 1,400 shares of Vivmark Residential³
• Aug 17, 2026Returned to company 113,021 shares of AvalonBay⁴
• Aug 17, 2026Granted 35,946 shares of Vivmark Residential⁵
• Aug 17, 2026Granted 27,735 shares of AvalonBay⁴
• Mar 1, 2026Shares withheld for tax 5,706 shares at $177.23 of AvalonBay⁶
• Mar 1, 2026Shares withheld for tax 7,595 shares at $177.23 of AvalonBay⁷
• Feb 26, 2026Granted 12,141 shares of AvalonBay⁸
• Feb 26, 2026Granted 7,926 shares of AvalonBay⁸
• Jun 17, 2025Gift 500 shares of AvalonBay⁹
• Mar 1, 2025Shares withheld for tax 5,999 shares at $226.18 of AvalonBay¹⁰
• Feb 28, 2025Gift 450 shares of AvalonBay¹⁰
• Feb 26, 2025Granted 8,635 shares of AvalonBay¹¹
• Feb 26, 2025Granted 5,139 shares of AvalonBay¹¹
• Aug 5, 2024Sold 5,000 shares at $208.90 of AvalonBay¹²
• May 1, 2024Gift 500 shares of AvalonBay¹³
• Mar 1, 2024Shares withheld for tax 7,162 shares of AvalonBay¹⁴
• Feb 13, 2024Granted 10,477 shares of AvalonBay¹⁵
• Feb 13, 2024Granted 5,990 shares of AvalonBay¹⁵
• Aug 11, 2023Gift 500 shares of AvalonBay¹⁶
• May 22, 2023Sold 4,000 shares at $176.10 of AvalonBay¹⁷
• Mar 1, 2023Shares withheld for tax 4,272 shares of AvalonBay¹⁸
• Feb 23, 2023Granted 4,212 shares of AvalonBay¹⁹
• Feb 23, 2023Granted 6,528 shares of AvalonBay¹⁹
• Mar 3, 2022Gift 120 shares of AvalonBay²⁰
• Mar 1, 2022Shares withheld for tax 5,925 shares of AvalonBay²⁰