BLAIR WILLIAM & CO/IL Information

222 WEST ADAMS ST, CHICAGO, Illinois, 60606-5312, (312) 236-1600

Report Date: 12/31/2014

Position Statistics

Total Positions 1,592
New Positions 116
Increased Positions 766
Decreased Positions 696
Positions with Activity 1,462
Sold Out Positions 119
Total Mkt Value (in $ millions) 35,565

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

Sector Weighting

Basic Materials 3.3%
Capital Goods 4.02%
Conglomerates 0.04%
Consumer Cyclical 5.16%
Consumer/Non-Cyclical 4.92%
Energy 4.55%
Financial 16.31%
Healthcare 13.97%
Services 22.59%
Technology 18.24%
Transportation 2.37%
Utilities 1.1%

1,592 Positions as of 12/31/2014

Company ▲ Class Value of Shares ($1,000s) Change in Value ($1,000s) Change (%) Shares Held
21VIANET GROUP INC SPONSORED ADR -4,303 Sold Out 0
2U INC COM 42,024 41,629 10,551.85 1,868,547
3-D SYS CORP DEL COM NEW 235 235 New 8,600
3M CO COM 25,949 -827 (3.09) 158,709
AAC HLDGS INC COM 265 265 New 9,050
ABB LTD SPONSORED ADR 2,683 -251 (8.55) 125,913
ABBOTT LABS COM 56,864 -1,221 (2.1) 1,215,557
ABBVIE INC COM 45,573 672 1.50 790,506
ABIOMED INC COM 131,943 -38,157 (22.43) 1,876,583
ABM INDS INC COM 61,200 3,602 6.25 1,912,498
ABSTAINERS INS CO COM (5.98) 6,829,070
ACACIA RESH CORP ACACIA TCH COM 6,580 -354 (5.1) 619,602
ACADIA RLTY TR COM SH BEN INT 21,697 1,074 5.21 631,083
ACCELERATE DIAGNOSTICS INC COM 426 New 19,100
ACCENTURE PLC IRELAND SHS CLASS A 33,434 -8,444 (20.16) 355,912
ACE LIMITED SHS 594 10 1.65 5,354
ACETO CORP COM 760 New 34,800
ACHILLION PHARMACEUTICALS INC COM 152 30 25 15,000
ACTAVIS PLC SHS 22,590 -2,914 (11.43) 74,416
ACTIVISION BLIZZARD INC COM 869 -223 (20.41) 38,171