Illinois Municipal Retirement Fund is required to file a 13D/G report to the SEC when the ownership of a company's total stock issue exceeds 5%.
Filed | Shares | Percentage | |
---|---|---|---|
Illinois Municipal Retirement Fund | February 11, 2013 | 557,335 | 5.7% |
Illinois Municipal Retirement Fund | February 13, 2012 | 608,467 | 5.4% |