CIK: 0000908733 | CHICAGO, IL
| Quarter | Form Type | Holdings | Value | Filed | SEC |
|---|---|---|---|---|---|
| 13F-HR | 212 | $501.6M | 2018-02-13 | SEC ↗ | |
| 13F-HR | 204 | $583.1M | 2017-11-13 | SEC ↗ | |
| 13F-HR | 200 | $542.1M | 2017-08-11 | SEC ↗ | |
| 13F-HR | 198 | $464.2M | 2017-05-12 | SEC ↗ | |
| 13F-HR | 196 | $383.9M | 2017-02-10 | SEC ↗ | |
| 13F-HR | 195 | $362.7M | 2016-11-10 | SEC ↗ | |
| 13F-HR | 198 | $331.0M | 2016-08-12 | SEC ↗ | |
| 13F-HR | 181 | $498.7M | 2016-05-12 | SEC ↗ | |
| 13F-HR | 175 | $443.5M | 2016-02-08 | SEC ↗ | |
| 13F-HR | 186 | $351.9M | 2015-11-10 | SEC ↗ | |
| 13F-HR | 203 | $428.2M | 2015-08-13 | SEC ↗ | |
| 13F-HR | 213 | $487.6M | 2015-05-01 | SEC ↗ | |
| 13F-HR | 272 | $495.4M | 2015-02-06 | SEC ↗ | |
| 13F-HR | 280 | $523.8M | 2014-11-12 | SEC ↗ | |
| 13F-HR | 303 | $645.9M | 2014-08-12 | SEC ↗ | |
| 13F-HR | 301 | $670.0M | 2014-05-12 | SEC ↗ | |
| 13F-HR | 301 | $683.7M | 2014-01-29 | SEC ↗ | |
| 13F-HR | 296 | $552.7M | 2013-11-14 | SEC ↗ | |
| 13F-HR | 310 | $364.3M | 2013-08-09 | SEC ↗ |