COLUMBIA WANGER ASSET MANAGEMENT LLC Information

227 W MONROE STREET, CHICAGO, Illinois, 60606, (312) 634-9200

Report Date: 03/31/2015

Position Statistics

Total Positions 275
New Positions 4
Increased Positions 76
Decreased Positions 161
Positions with Activity 237
Sold Out Positions 61
Total Mkt Value (in $ millions) 18,461

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

Sector Weighting

Basic Materials 1.62%
Capital Goods 11.7%
Conglomerates 0.29%
Consumer Cyclical 9.05%
Consumer/Non-Cyclical 0.63%
Energy 2.84%
Financial 13.63%
Healthcare 8.51%
Services 15.91%
Technology 27.29%
Transportation 3.49%
Utilities 0.55%

275 Positions as of 03/31/2015

Company Class Value of Shares ($1,000s) ▼ Change in Value ($1,000s) Change (%) Shares Held
AMETEK INC NEW COM 539,407 -12,832 (2.32) 9,710,300
METTLER TOLEDO INTERNATIONAL COM 461,086 -114,851 (19.94) 1,330,850
SEI INVESTMENTS CO COM 459,519 297 .07 9,283,205
DONALDSON INC COM 409,672 5,426 1.34 11,475,400
ALEXION PHARMACEUTICALS INC COM 395,610 -73,325 (15.64) 2,135,891
CEPHEID COM 376,813 -41,266 (9.87) 6,492,300
NORDSON CORP COM 358,452 -10,648 (2.89) 4,612,100
LKQ CORP COM 292,392 81,681 38.77 9,615,000
AMPHENOL CORP NEW CL A 281,987 -83,433 (22.83) 4,948,000
ASSOCIATED BANC CORP COM 267,899 19,047 7.65 13,249,200
ANSYS INC COM 246,565 -83,000 (25.19) 2,697,350
HEICO CORP NEW CL A 241,571 -7,072 (2.84) 4,953,275
ULTRAGENYX PHARMACEUTICAL INC COM 230,554 93,892 68.70 2,244,710
MOOG INC CL A 188,504 -36,681 (16.29) 2,672,300
IPG PHOTONICS CORP COM 185,641 -15,423 (7.67) 2,238,800
AKORN INC COM 182,565 -100,402 (35.48) 4,209,486
EXTRA SPACE STORAGE INC COM 181,724 -67,612 (27.12) 2,695,800
ACUITY BRANDS INC COM 177,206 -54,621 (23.56) 937,600
SBA COMMUNICATIONS CORP COM 173,337 -41,240 (19.22) 1,492,100
EATON VANCE CORP COM NON VTG 169,145 32,581 23.86 4,350,425


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