| Quarter | Holdings | Value ($000) | Top Holdings | Form Type | Date Filed | Filing ID |
|---|---|---|---|---|---|---|
| Q3 2014 | 24 | 41,662 | AWK, TAM, TTEK, CWT | 13F-HR | 10/8/2014 | 000106299314005852 |
| Q2 2014 | 22 | 53,848 | AWK, Ashland Inc (ASH), CWT, TTEK | 13F-HR | 8/28/2014 | 000106299314005241 |
| Q1 2014 | 23 | 61,434 | AWK, ASH, TTEK, CWT | 13F-HR | 4/24/2014 | 000106299314002343 |
| Q4 2013 | 23 | 100,443 | ASH, AWK, TTEK, CWT | 13F-HR | 2/7/2014 | 000106299314000564 |