US ECOLOGY INC

CUSIP: 91732J102 Class: CMN

DIMENSIONAL FUND ADVISORS LP's Holding History (CIK: 0000354204)

Note: Option positions (PUT/CALL) are excluded.

Q3 2019
Shares 864,846 Value ($000) $55,299 Avg Close — Range —
Q2 2019
Shares 866,685 Value ($000) $51,601 Avg Close — Range —
Q1 2019
Shares 866,985 Value ($000) $48,534 Avg Close — Range —
Q4 2018
Shares 858,256 Value ($000) $54,052 Avg Close — Range —
Q3 2018
Shares 853,102 Value ($000) $62,916 Avg Close — Range —
Q2 2018
Shares 853,289 Value ($000) $54,355 Avg Close — Range —
Q1 2018
Shares 854,305 Value ($000) $45,534 Avg Close — Range —
Q4 2017
Shares 847,982 Value ($000) $43,247 Avg Close — Range —
Q3 2017
Shares 833,652 Value ($000) $44,851 Avg Close — Range —
Q2 2017
Shares 832,339 Value ($000) $42,034 Avg Close — Range —
Q1 2017
Shares 832,442 Value ($000) $38,999 Avg Close — Range —
Q4 2016
Shares 828,551 Value ($000) $40,724 Avg Close — Range —
Q3 2016
Shares 819,930 Value ($000) $36,765 Avg Close — Range —
Q2 2016
Shares 832,513 Value ($000) $38,253 Avg Close — Range —
Q1 2016
Shares 818,738 Value ($000) $36,155 Avg Close — Range —
Q4 2015
Shares 796,154 Value ($000) $29,013 Avg Close — Range —
Q3 2015
Shares 756,746 Value ($000) $33,032 Avg Close — Range —
Q2 2015
Shares 727,830 Value ($000) $35,460 Avg Close — Range —
Q1 2015
Shares 688,869 Value ($000) $34,422 Avg Close — Range —
Q4 2014
Shares 651,837 Value ($000) $26,152 Avg Close — Range —
Q3 2014
Shares 627,522 Value ($000) $29,343 Avg Close — Range —
Q2 2014
Shares 608,013 Value ($000) $29,762 Avg Close — Range —
Q1 2014
Shares 537,276 Value ($000) $19,943 Avg Close — Range —
Q4 2013
Shares 493,990 Value ($000) $18,371 Avg Close — Range —
Q3 2013
Shares 476,636 Value ($000) $14,361 Avg Close — Range —
Q2 2013
Shares 467,362 Value ($000) $12,825 Avg Close — Range —