| Quarter | Holdings | Value ($000) | Form Type | Date Filed | Filing ID | Name |
|---|---|---|---|---|---|---|
| Q1 2019 | 21 | 284,665 | 13F-HR | 4/17/2019 | 000156821919000002 | TD Ameritrade Trust Co |
| Q4 2018 | 20 | 239,019 | 13F-HR | 1/30/2019 | 000156821919000001 | TD Ameritrade Trust Co |
| Q3 2018 | 23 | 272,676 | 13F-HR | 10/12/2018 | 000156821918000005 | TD Ameritrade Trust Co |
| Q2 2018 | 21 | 262,890 | 13F-HR | 7/9/2018 | 000156821918000003 | TD Ameritrade Trust Co |
| Q1 2018 | 24 | 263,884 | 13F-HR | 4/10/2018 | 000156821918000002 | TD Ameritrade Trust Co |
| Q4 2017 | 20 | 268,468 | 13F-HR | 2/26/2018 | 000156821918000001 | TD Ameritrade Trust Co |
| Q3 2017 | 42 | 340,064 | 13F-HR | 11/21/2017 | 000156821917000005 | TD Ameritrade Trust Co |
| Q2 2017 | 47 | 364,570 | 13F-HR | 8/14/2017 | 000156821917000004 | TD Ameritrade Trust Co |
| Q1 2017 | 39 | 323,072 | 13F-HR | 4/11/2017 | 000156821917000002 | TD Ameritrade Trust Co |
| Q4 2016 | 44 | 355,195 | 13F-HR | 1/27/2017 | 000156821917000001 | TD Ameritrade Trust Co |
| Q3 2016 | 43 | 352,105 | 13F-HR | 10/19/2016 | 000156821916000008 | TD Ameritrade Trust Co |
| Q2 2016 | 39 | 326,338 | 13F-HR | 7/22/2016 | 000156821916000007 | TD Ameritrade Trust Co |
| Q1 2016 | 47 | 356,257 | 13F-HR | 4/26/2016 | 000156821916000006 | TD Ameritrade Trust Co |
| Q4 2015 | 47 | 345,979 | 13F-HR | 3/4/2016 | 000156821916000005 | TD Ameritrade Trust Co |
| Q3 2015 | 50 | 339,188 | 13F-HR | 11/4/2015 | 000156821915000004 | TD Ameritrade Trust Co |
| Q2 2015 | 48 | 371,370 | 13F-HR | 8/13/2015 | 000156821915000003 | TD Ameritrade Trust Co |
| Q1 2015 | 46 | 433,228 | 13F-HR | 5/22/2015 | 000156821915000002 | TD Ameritrade Trust Co |
| Q4 2014 | 44 | 412,056 | 13F-HR | 1/14/2015 | 000156821915000001 | TD Ameritrade Trust Co |
| Q3 2014 | 48 | 357,891 | 13F-HR | 12/10/2014 | 000156821914000004 | TD Ameritrade Trust Co |
| Q2 2014 | 46 | 345,517 | 13F-HR | 8/20/2014 | 000156821914000003 | TD Ameritrade Trust Co |
| Q1 2014 | 45 | 331,209 | 13F-HR | 5/13/2014 | 000156821914000002 | TD Ameritrade Trust Co |
| Q4 2013 | 45 | 330,105 | 13F-HR | 1/22/2014 | 000156821914000001 | TD Ameritrade Trust Co |