BIRCHTECH CORP

CUSIP: 59833H101 Class: COMM

WATERS PARKERSON & CO., LLC's Holding History (CIK: 0001222993)

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

Q1 2014
Shares 118,533 Value ($000) $196 Avg Close — Range —
Q4 2013
Shares 118,533 Value ($000) $71 Avg Close — Range —
Q3 2013
Shares 56,033 Value ($000) $26 Avg Close — Range —