institutionsI believe this is accurate as of the beginning of May. Sorry about the formatting, it won't cut and paste cooperatively. It lists the company, the number of shares owned by them, and then the percentage of MAA that represents.
Ownership - Common Equity Number of Shares % of Class
RBC Asset Management, Inc.
21,914,573
5.24
OppenheimerFunds, Inc.
20,000,000
4.78
Deutsche Investment Management Americas, Inc.
15,805,600
3.78
DWS Investment GmbH
5,316,400
1.27
Blakeney Management
2,245,145
0.54
Interward Asset Management Ltd.
1,262,402
0.30
Goldberg Advisers LLC
1,000,000
0.24
Stanlib Asset Management Ltd.
1,004,686
0.24
AGF Funds, Inc.
843,754
0.20
Sunnymeath Asset Management, Inc.
800,000
0.19
Robeco Institutional Asset Management BV
748,100
0.18
Front Street Capital, Inc.
695,259
0.17
J. M. Finn & Co. Ltd.
732,000
0.17
UBS Global Asset Management (Canada) Co.
668,500
0.16
CEF Advisers, Inc.
371,337
0.09
Tradewinds Global Investors LLC
362,025
0.09