TETRA TECHNOLOGIES INC DEL

Ticker: TTI CUSIP: 88162F105 Class: Common Stock

CENTRAL TRUST Co's Holding History (CIK: 0000044365)

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

Q2 2013

Shares 3,000 Value ($000) $31 Avg Close $9.74 Range $8.15 - $11.48

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2013	3,000	$31	$9.74	$8.15 - $11.48