Waddell & Reed

Total Portfolio Holdings

WRA Science and Technology Fund

Updated as of 3/31/2015
Name Type Shares or Principal Amount Market Value Percent of Net Assets
Micron Technology, Inc. Common Stocks 9,441,200 $256,139,756.00 6.61 %
Alliance Data Systems Corp. Common Stocks 700,150 $207,419,438.00 5.35 %
Aspen Technology, Inc. Common Stocks 4,373,078 $168,319,772.00 4.34 %
Vertex Pharmaceuticals, Inc. Common Stocks 1,354,400 $159,778,568.00 4.12 %
Euronet Worldwide, Inc. Common Stocks 2,409,150 $141,537,563.00 3.65 %
iGATE Corp. Common Stocks 3,003,000 $128,107,980.00 3.31 %
Isis Pharmaceuticals, Inc. Common Stocks 1,986,900 $126,505,923.00 3.27 %
ACI Worldwide, Inc. Common Stocks 5,362,122 $116,143,563.00 3.00 %
NXP Semiconductors N.V. Common Stocks 1,145,700 $114,982,452.00 2.97 %
Cerner Corp. Common Stocks 1,504,600 $110,226,996.00 2.84 %
Teva Pharmaceutical Industries Ltd. ADR Common Stocks 1,547,900 $96,434,170.00 2.49 %
WNS (Holdings) Ltd. ADR Common Stocks 3,921,254 $95,364,897.00 2.46 %
Harman International Industries, Inc. Common Stocks 705,000 $94,209,150.00 2.43 %
Microsemi Corp. Common Stocks 2,649,100 $93,778,140.00 2.42 %
Tenet Healthcare Corp. Common Stocks 1,794,700 $88,855,597.00 2.29 %
Facebook, Inc., Class A Common Stocks 1,030,500 $84,722,558.00 2.19 %
Acxiom Corp. Common Stocks 4,383,471 $81,050,379.00 2.09 %
Microsoft Corp. Common Stocks 1,906,500 $77,508,758.00 2.00 %
Pentair, Inc. Common Stocks 1,164,900 $73,260,561.00 1.89 %
Universal Display Corp. Common Stocks 1,497,557 $70,010,790.00 1.81 %
Cypress Semiconductor Corp. Common Stocks 4,404,081 $62,141,583.00 1.60 %
Twitter, Inc. Common Stocks 1,229,600 $61,578,368.00 1.59 %
Cree, Inc. Common Stocks 1,594,600 $56,592,354.00 1.46 %
Abengoa S.A., Class B ADR Common Stocks 3,118,048 $56,499,030.00 1.46 %
Semtech Corp. Common Stocks 2,106,100 $56,117,035.00 1.45 %
Rambus, Inc. Common Stocks 4,297,901 $54,046,105.00 1.39 %
Google, Inc., Class A Common Stocks 85,700 $47,537,790.00 1.23 %
Marvell Technology Group Ltd. Common Stocks 3,124,500 $45,930,150.00 1.19 %
Google, Inc., Class C Common Stocks 79,700 $43,675,600.00 1.13 %
PRA Health Sciences, Inc. Common Stocks 1,460,142 $42,110,495.00 1.09 %
Garmin Ltd. Common Stocks 878,100 $41,727,312.00 1.08 %
Dialog Semiconductor plc Common Stocks 884,000 $39,983,506.00 1.03 %
Zayo Group Holdings, Inc. Common Stocks 1,408,400 $39,378,864.00 1.01 %
Alibaba Group Holding Ltd. ADR Common Stocks 452,600 $37,674,424.00 0.97 %
Mobileye N.V. Common Stocks 863,800 $36,305,514.00 0.94 %
EVERTEC, Inc. Common Stocks 1,605,200 $35,089,672.00 0.91 %
EPAM Systems, Inc. Common Stocks 568,220 $34,826,204.00 0.90 %
QIWI plc ADR Common Stocks 1,441,800 $34,632,036.00 0.90 %
Intel Corp. Common Stocks 1,103,200 $34,497,064.00 0.89 %
FLIR Systems, Inc. Common Stocks 1,070,600 $33,488,368.00 0.86 %
Advanced Drainage Systems, Inc. Common Stocks 1,119,327 $33,512,650.00 0.86 %
Ruckus Wireless, Inc. Common Stocks 2,547,100 $32,781,177.00 0.85 %
Silver Spring Networks, Inc. Common Stocks 3,623,527 $32,394,331.00 0.83 %
Abengoa S.A., Class B Common Stocks 8,712,797 $31,665,183.00 0.82 %
Abengoa Yield plc Common Stocks 905,100 $30,574,278.00 0.79 %
QTS Realty Trust, Inc., Class A Common Stocks 827,800 $30,140,198.00 0.78 %
Photronics, Inc. Common Stocks 3,419,098 $29,062,333.00 0.75 %
Broadcom Corp., Class A Common Stocks 496,900 $21,513,286.00 0.56 %
21Vianet Group, Inc. ADR Common Stocks 1,238,600 $21,873,676.00 0.56 %
Cardiovascular Systems, Inc. Common Stocks 549,900 $21,468,096.00 0.55 %
China Unicom Ltd. Common Stocks 13,240,000 $20,152,077.00 0.52 %
Baidu.com, Inc. ADR Common Stocks 93,500 $19,485,400.00 0.50 %
Anheuser-Busch InBev Worldwide, Inc. (GTD by AB INBEV/BBR/COB) 0.11 %, 5/7/2015 Short-Term Securities 19,000,000 $18,997,852.00 0.49 %
PacifiCorp 0.43 %, 4/6/2015 Short-Term Securities 16,875,000 $16,873,453.00 0.43 %
Nanometrics, Inc. Common Stocks 977,092 $16,434,687.00 0.42 %
Ecolab, Inc. 0.55 %, 4/10/2015 Short-Term Securities 15,150,000 $15,147,686.00 0.39 %
FibroGen, Inc. Common Stocks 480,447 $15,076,427.00 0.39 %
Novartis Finance Corp. (GTD by Novartis AG) 0.10 %, 4/9/2015 Short-Term Securities 15,000,000 $14,999,625.00 0.39 %
Globant S.A. Common Stocks 715,727 $15,073,211.00 0.39 %
Inovalon Holdings, Inc., Class A Common Stocks 488,247 $14,749,942.00 0.38 %
BioAmber, Inc. Common Stocks 1,643,657 $14,316,252.00 0.37 %
Windstream Corp. Common Stocks 1,869,800 $13,836,520.00 0.36 %
Baxter International, Inc. 0.61 %, 4/14/2015 Short-Term Securities 10,000,000 $9,997,628.00 0.26 %
Ecolab, Inc. 0.53 %, 4/20/2015 Short-Term Securities 10,000,000 $9,997,055.00 0.26 %
NBCUniversal Enterprise, Inc. 0.50 %, 4/9/2015 Short-Term Securities 10,000,000 $9,998,750.00 0.26 %
Evogene Ltd. Common Stocks 1,155,062 $10,187,647.00 0.26 %
Wisconsin Gas LLC 0.13 %, 4/8/2015 Short-Term Securities 10,000,000 $9,999,711.00 0.26 %
Sherwin-Williams Co. (The) 0.30 %, 4/27/2015 Short-Term Securities 10,000,000 $9,997,750.00 0.26 %
Avinger, Inc. Common Stocks 852,910 $9,458,772.00 0.25 %
National Oilwell Varco, Inc. 0.16 %, 5/13/2015 Corporate Obligations 8,000,000 $7,998,471.00 0.20 %
Kroger Co. (The) 0.50 %, 4/6/2015 Short-Term Securities 8,000,000 $7,999,333.00 0.20 %
Marrone Bio Innovations, Inc. Common Stocks 1,827,500 $7,072,425.00 0.18 %
Walgreens Boots Alliance, Inc. 0.50 %, 4/10/2015 Short-Term Securities 7,000,000 $6,999,008.00 0.18 %
Spark Therapeutics, Inc. Common Stocks 74,652 $5,785,530.00 0.15 %
Kellogg Co. 0.43 %, 4/9/2015 Short-Term Securities 5,000,000 $4,999,463.00 0.13 %
General Mills, Inc. 0.50 %, 5/4/2015 Short-Term Securities 5,000,000 $4,997,639.00 0.13 %
Ecolab, Inc. 0.48 %, 4/9/2015 Short-Term Securities 5,000,000 $4,999,400.00 0.13 %
Danaher Corp. 0.08 %, 4/10/2015 Corporate Obligations 3,000,000 $2,999,892.00 0.08 %
Virtusa Corp. Common Stocks 57,700 $2,387,626.00 0.06 %
BioAmber, Inc. 0.00 %, 5/9/2017 Warrants 1,422,700 $2,262,093.00 0.06 %
Toyota Motor Credit Corp. 0.13 %, 4/1/2015 Short-Term Securities 1,177,000 $1,177,000.00 0.03 %
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