EMERALD ADVISERS INC/PA Information

3175 OREGON PIKE, LEOLA, Pennsylvania, 17540, (717) 556-8900

Report Date: 03/31/2015

Position Statistics

Total Positions 381
New Positions 48
Increased Positions 170
Decreased Positions 171
Positions with Activity 341
Sold Out Positions 38
Total Mkt Value (in $ millions) 2,003

Institutional Holdings information is filed by major institutions on form 13-F with the Securities and Exchange Commission.

Sector Weighting

Basic Materials 3.94%
Capital Goods 5.45%
Conglomerates 1.94%
Consumer Cyclical 3.46%
Consumer/Non-Cyclical 0.5%
Energy 2.15%
Financial 11.65%
Healthcare 11.64%
Services 16.13%
Technology 24.53%
Transportation 3.72%
Utilities 0.38%

171 DECREASED Positions as of 03/31/2015

Company Class Value of Shares ($1,000s) Change in Value ($1,000s) ▲ Change (%) Shares Held
ALNYLAM PHARMACEUTICALS INC COM 6,614 -25,447 (79.37) 51,723
BLUEBIRD BIO INC COM 15,159 -25,078 (62.33) 82,524
WESCO INTL INC COM 2,493 -18,858 (88.32) 34,619
HORIZON PHARMA PLC SHS 13,534 -16,313 (54.66) 424,266
AMTRUST FINL SVCS INC COM 10,431 -15,695 (60.08) 173,556
POLYONE CORP COM 10,005 -12,613 (55.77) 257,937
SQUARE 1 FINL INC CL A -11,334 Sold Out 0
ISIS PHARMACEUTICALS INC COM 358 -11,102 (96.88) 5,337
TALMER BANCORP INC COM -10,660 Sold Out 0
PROTO LABS INC COM -9,504 Sold Out 0
EPIZYME INC COM 288 -9,176 (96.96) 15,100
MOELIS & CO CL A -8,437 Sold Out 0
ACUITY BRANDS INC COM 10,435 -8,349 (44.45) 57,893
LDR HLDG CORP COM 3,908 -8,047 (67.31) 97,333
PROOFPOINT INC COM 26,349 -7,582 (22.35) 462,677
CEPHEID COM 20,217 -6,774 (25.1) 365,985
CARPENTER TECHNOLOGY CORP COM 1,268 -6,195 (83.02) 30,523
NANOSTRING TECHNOLOGIES INC COM -5,634 Sold Out 0
MEDIVATION INC COM -5,084 Sold Out 0
ORBCOMM INC COM 359 -5,046 (93.36) 59,194