MISTRAS GROUP INC

Ticker: MG CUSIP: 60649T107 Class: Common Stock

Champlain Investment Partners, LLC's Holding History (CIK: 0001315478)

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

Q3 2014

Shares 451,750 Value ($000) $9,216 Avg Close $21.83 Range $20.05 - $25.48

Q2 2014

Shares 938,135 Value ($000) $23,003 Avg Close $22.96 Range $20.42 - $24.69

Q1 2014

Shares 930,965 Value ($000) $21,198 Avg Close $23.08 Range $20.59 - $25.23

Q4 2013

Shares 960,535 Value ($000) $20,056 Avg Close $19.22 Range $16.58 - $21.09

Q3 2013

Shares 922,430 Value ($000) $15,681 Avg Close $17.52 Range $15.99 - $19.84

Q2 2013

Shares 971,675 Value ($000) $17,082 Avg Close $20.67 Range $16.76 - $24.21

Q1 2013

Shares 968,690 Value ($000) $23,452 Avg Close $22.12 Range $19.97 - $25.35

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2014	451,750	$9,216	$21.83	$20.05 - $25.48
Q2 2014	938,135	$23,003	$22.96	$20.42 - $24.69
Q1 2014	930,965	$21,198	$23.08	$20.59 - $25.23
Q4 2013	960,535	$20,056	$19.22	$16.58 - $21.09
Q3 2013	922,430	$15,681	$17.52	$15.99 - $19.84
Q2 2013	971,675	$17,082	$20.67	$16.76 - $24.21
Q1 2013	968,690	$23,452	$22.12	$19.97 - $25.35