ENSERVCO CORP

CUSIP: 29358Y102 Class: COM

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q4 2015
Shares 1,088,513 Value ($000) $588 Avg Close — Range —
Q3 2015
Shares 1,199,513 Value ($000) $864 Avg Close — Range —
Q2 2015
Shares 1,199,513 Value ($000) $1,799 Avg Close — Range —
Q1 2015
Shares 1,199,513 Value ($000) $2,099 Avg Close — Range —
Q4 2014
Shares 1,051,762 Value ($000) $1,693 Avg Close — Range —
Q3 2014
Shares 616,043 Value ($000) $2,242 Avg Close — Range —
Q2 2014
Shares 680,043 Value ($000) $1,755 Avg Close — Range —
Q1 2014
Shares 599,418 Value ($000) $1,463 Avg Close — Range —