ICON PLC

Ticker: ICLR CUSIP: G4705A100 Class: SHS

ESSEX INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0000201772)

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

Q2 2016
Shares 12,924 Value ($000) $905 Avg Close $68.64 Range $62.31 - $77.08
Q1 2016
Shares 33,129 Value ($000) $2,488 Avg Close $70.08 Range $64.08 - $77.79
Q4 2015
Shares 35,526 Value ($000) $2,760 Avg Close $71.41 Range $63.20 - $78.88
Q3 2015
Shares 35,852 Value ($000) $2,544 Avg Close $75.27 Range $64.27 - $84.14
Q2 2015
Shares 44,972 Value ($000) $3,027 Avg Close $67.47 Range $62.36 - $71.80
Q1 2015
Shares 53,396 Value ($000) $3,766 Avg Close $61.98 Range $50.91 - $72.40
Q4 2014
Shares 42,029 Value ($000) $2,143 Avg Close $53.92 Range $49.75 - $59.81
Q3 2014
Shares 45,231 Value ($000) $2,589 Avg Close $51.48 Range $45.50 - $57.98
Q2 2014
Shares 48,454 Value ($000) $2,283 Avg Close $43.18 Range $35.33 - $49.39
Q1 2014
Shares 49,432 Value ($000) $2,350 Avg Close $44.59 Range $38.91 - $50.00
Q4 2013
Shares 48,764 Value ($000) $1,971 Avg Close $39.76 Range $36.42 - $44.23
Q3 2013
Shares 47,361 Value ($000) $1,938 Avg Close $38.50 Range $35.50 - $41.29
Q2 2013
Shares 46,109 Value ($000) $1,634 Avg Close $32.90 Range $29.07 - $36.71