The current institutional shareholding score of AvalonBay Communities Inc is 10.00, ranking 1 out of 191 in the Residential & Commercial REITs industry. The latest institutional shareholding proportion is 94.03%, representing a quarter-over-quarter decrease of 4.84%. The largest institutional shareholder is ETHSX, holding a total of 538.53K shares, representing 0.44% of shares outstanding, with 2240.43% increase in holdings.