ENVIRONMENTAL TECTONICS CORP

Ticker: ETCC CUSIP: 294092101 Class: COM

EMERALD ADVISERS, LLC's Holding History (CIK: 0001015083)

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

Q1 2016
Shares 32,018 Value ($000) $24 Avg Close $0.76 Range $0.50 - $1.05
Q4 2015
Shares 82,764 Value ($000) $83 Avg Close $1.06 Range $0.60 - $1.29
Q3 2015
Shares 82,764 Value ($000) $87 Avg Close $1.17 Range $0.60 - $1.31
Q2 2015
Shares 82,764 Value ($000) $92 Avg Close $1.25 Range $0.97 - $1.35
Q1 2015
Shares 100,000 Value ($000) $125 Avg Close $1.51 Range $1.00 - $2.00
Q4 2014
Shares 135,421 Value ($000) $238 Avg Close $2.07 Range $1.54 - $2.60
Q3 2014
Shares 135,421 Value ($000) $284 Avg Close $2.05 Range $1.89 - $2.45
Q2 2014
Shares 211,585 Value ($000) $423 Avg Close $2.09 Range $1.08 - $3.00
Q1 2014
Shares 211,585 Value ($000) $425 Avg Close $1.99 Range $1.85 - $2.36
Q4 2013
Shares 211,585 Value ($000) $413 Avg Close $1.80 Range $1.36 - $2.00
Q3 2013
Shares 211,585 Value ($000) $421 Avg Close $1.99 Range $1.55 - $2.15
Q2 2013
Shares 211,585 Value ($000) $413 Avg Close $1.93 Range $1.37 - $2.46