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) 2,067

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

Sector Weighting

Basic Materials 3.85%
Capital Goods 5.21%
Conglomerates 1.99%
Consumer Cyclical 3.57%
Consumer/Non-Cyclical 0.5%
Energy 1.88%
Financial 12.22%
Healthcare 11.78%
Services 16.07%
Technology 24.27%
Transportation 3.58%
Utilities 0.35%

381 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 6,081 -23,397 (79.37) 51,723
BLUEBIRD BIO INC COM 13,457 -22,263 (62.33) 82,524
WESCO INTL INC COM 2,380 -18,005 (88.32) 34,619
HORIZON PHARMA PLC SHS 14,671 -17,684 (54.66) 424,266
AMTRUST FINL SVCS INC COM 11,364 -17,099 (60.08) 173,556
POLYONE CORP COM 10,189 -12,844 (55.77) 257,937
SQUARE 1 FINL INC CL A -11,829 Sold Out 0
TALMER BANCORP INC COM -11,482 Sold Out 0
EPIZYME INC COM 352 -11,195 (96.96) 15,100
ISIS PHARMACEUTICALS INC COM 305 -9,473 (96.88) 5,337
PROTO LABS INC COM -9,380 Sold Out 0
ACUITY BRANDS INC COM 10,878 -8,704 (44.45) 57,893
LDR HLDG CORP COM 4,186 -8,620 (67.31) 97,333
MOELIS & CO CL A -8,597 Sold Out 0
PROOFPOINT INC COM 29,783 -8,570 (22.35) 462,677
CEPHEID COM 22,373 -7,496 (25.1) 365,985
NANOSTRING TECHNOLOGIES INC COM -6,146 Sold Out 0
CARPENTER TECHNOLOGY CORP COM 1,194 -5,836 (83.02) 30,523
ORBCOMM INC COM 399 -5,613 (93.36) 59,194
SIENTRA INC COM -5,236 Sold Out 0