Pioneer Select Mid Cap Growth Fund (before merge to 060)

Top 10 Portfolio Holdings as of 5/31/2013
Default: sorted by market value

Security Name Par / Shares Market Value
Actavis, Inc. 55,800 $6,879,582
Affiliated Managers Group, Inc. 19,900 $3,263,600
Agilent Technologies, Inc. 62,300 $2,831,535
Airgas, Inc. 22,600 $2,325,314
Air Methods Corp. 60,500 $2,265,120
Akamai Technologies, Inc. 96,933 $4,470,550
Alaska Air Group, Inc. 45,000 $2,556,900
Align Technology, Inc. 126,300 $4,515,225
Alkermes Plc 86,100 $2,690,625
Alliance Data Systems Corp. 31,300 $5,542,917
American Eagle Outfitters, Inc. 147,000 $2,909,130
Analog Devices, Inc. 106,800 $4,905,324
ANSYS, Inc. 21,982 $1,637,659
Aqua America, Inc. 31,700 $985,553
Arch Coal, Inc. 134,000 $691,440
Autodesk, Inc. 35,000 $1,320,550
Avago Technologies, Ltd. 72,000 $2,715,120
Basic Energy Services, Inc. 144,100 $1,923,735
Bill Barrett Corp. 126,100 $2,846,077
Blackstone Group LP 145,000 $3,174,050
Bonanza Creek Energy, Inc. 29,800 $1,107,070
Brinker International, Inc. 75,000 $2,940,750
Brookdale Senior Living, Inc. 138,000 $3,912,300
Buffalo Wild Wings, Inc. 26,000 $2,494,960
Cabot Oil & Gas Corp. 163,394 $11,496,402
Cameron International Corp. 20,000 $1,217,400
Canadian Pacific Railway, Ltd. 21,100 $2,784,989
CarMax, Inc. 125,000 $5,846,250
Catamaran Corp. 65,190 $3,208,652
Chart Industries, Inc. 43,000 $4,183,040
Chicago Bridge & Iron Co NV 12,100 $765,930
Chipotle Mexican Grill, Inc. 9,500 $3,429,500
Cinemark Holdings, Inc. 98,000 $2,875,320
Citrix Systems, Inc. 50,700 $3,262,545
Cobalt International Energy, Inc. 60,000 $1,556,400
Conn's, Inc. 50,000 $2,461,500
Copa Holdings SA 38,400 $5,042,688
CoStar Group, Inc. 49,000 $5,478,690
Cubist Pharmaceuticals, Inc. 53,200 $2,923,340
DaVita HealthCare Partners, Inc. 19,700 $2,444,179
Delta Air Lines, Inc. 175,500 $3,160,755
Diana Shipping, Inc. 329,400 $3,336,822
Discover Financial Services 100,000 $4,741,000
Discovery Communications, Inc. 40,000 $3,154,400
Dollar General Corp. 56,000 $2,956,800
Dollar Tree, Inc. 62,962 $3,024,694
Eagle Materials, Inc. 71,200 $5,251,000
Eaton Corp Plc 37,900 $2,503,674
eBay, Inc. 42,000 $2,272,200
Endologix, Inc. 170,000 $2,284,800
Flotek Industries, Inc. 200,000 $3,478,000
FMC Technologies, Inc. 73,600 $4,096,576
Fomento Economico Mexicano SAB de CV (A.D.R.) 18,700 $2,030,633
Fortune Brands Home & Security, Inc. 70,000 $2,959,600
Gartner, Inc. 37,000 $2,094,570
Genpact, Ltd. 220,000 $4,257,000
Google, Inc. 8,100 $7,050,321
Green Mountain Coffee Roasters, Inc. 97,700 $7,144,801
Harley-Davidson, Inc. 69,000 $3,763,260
Hertz Global Holdings, Inc. 97,400 $2,515,842
Hologic, Inc. 205,400 $4,262,050
HomeAway, Inc. 110,000 $3,363,800
Illumina, Inc. 39,700 $2,791,704
Imax Corp. 133,000 $3,446,030
Ingersoll-Rand Plc 70,000 $4,027,100
Ingredion, Inc. 41,000 $2,792,920
Insulet Corp. 87,413 $2,610,152
Iron Mountain, Inc. 70,800 $2,537,472
ITC Holdings Corp. 15,400 $1,333,178
Jazz Pharmaceuticals Plc 42,802 $2,909,252
Jones Lang LaSalle, Inc. 58,800 $5,399,604
Kansas City Southern 34,700 $3,841,290
Lear Corp. 119,000 $7,137,620
Lennar Corp. 57,000 $2,241,240
Liberty Global, Inc. 56,000 $4,127,200
Lincoln Electric Holdings, Inc. 52,200 $3,121,560
LinkedIn Corp. 21,000 $3,518,130
LKQ Corp. 350,600 $8,582,688
Lowe's Companies, Inc. 70,000 $2,947,700
LyondellBasell Industries NV 19,300 $1,286,345
Marriott International, Inc./DE 51,000 $2,142,510
Masco Corp. 146,300 $3,075,226
Masimo Corp. 118,100 $2,556,865
Mastercard, Inc. 13,100 $7,470,275
Maxim Integrated Products, Inc. 115,000 $3,391,350
Methanex Corp. 66,300 $2,930,460
Michael Kors Holdings, Ltd. 141,000 $8,857,620
Mohawk Industries, Inc. 20,000 $2,223,400
Monster Beverage Corp. 61,687 $3,367,493
Morgan Stanley 96,200 $2,524,430
Mueller Water Products, Inc. 240,200 $1,827,922
National Fuel Gas Co. 25,000 $1,530,000
Netflix, Inc. 10,300 $2,330,375
Nielsen Holdings NV 78,700 $2,668,717
Noble Energy, Inc. 30,200 $1,741,030
NPS Pharmaceuticals, Inc. 288,600 $4,545,450
Nu Skin Enterprises, Inc. 50,000 $2,940,000
Onyx Pharmaceuticals, Inc. 34,600 $3,302,570
Palo Alto Networks, Inc. 33,000 $1,601,160
Panera Bread Co. 14,000 $2,685,620
PDC Energy, Inc. 43,500 $2,226,765
Pioneer Natural Resources Co. 24,600 $3,411,528
Ply Gem Holdings, Inc. 91,500 $2,113,650
priceline.com, Inc. 4,000 $3,215,720
QLIK Technologies, Inc. 120,000 $3,691,200
Range Resources Corp. 31,000 $2,330,580
Regeneron Pharmaceuticals, Inc. 12,600 $3,047,562
Rock Tenn Co. 35,000 $3,457,300
Ross Stores, Inc. 82,400 $5,298,320
Salix Pharmaceuticals, Ltd. 104,900 $6,364,283
SanDisk Corp. 84,089 $4,962,933
SBA Communications Corp. 60,100 $4,523,727
SemGroup Corp. 80,900 $4,232,688
Shire Plc (A.D.R.) 50,300 $4,953,041
Shutterfly, Inc. 52,000 $2,534,480
Skyworks Solutions, Inc. 165,000 $3,936,900
SodaStream International, Ltd. 73,100 $4,663,780
Southwestern Energy Co. 54,200 $2,042,798
SS&C Technologies Holdings, Inc. 111,320 $3,521,052
StealthGas, Inc. 92,900 $981,953
Stericycle, Inc. 22,500 $2,469,600
Synaptics, Inc. 52,000 $2,145,520
Taylor Morrison Home Corp. 105,000 $2,712,150
The Manitowoc Co, Inc. 252,900 $5,313,429
The Scotts Miracle-Gro Co. 10,400 $491,608
The Sherwin-Williams Co. 17,300 $3,261,569
The Valspar Corp. 30,900 $2,214,603
TJX Companies, Inc. 146,000 $7,389,060
Tractor Supply Co. 37,000 $4,143,260
Trilogy Energy Corp. 44,300 $1,381,317
Tronox, Ltd. 34,485 $797,390
United Rentals, Inc. 122,500 $6,962,900
Urban Outfitters, Inc. 55,800 $2,339,694
US Airways Group, Inc. 242,600 $4,262,482
Verisk Analytics, Inc. 55,400 $3,258,628
Vertex Pharmaceuticals, Inc. 40,800 $3,276,648
Vulcan Materials Co. 40,700 $2,180,706
Walter Investment Management Corp. 47,669 $1,735,628
Westlake Chemical Corp. 23,900 $2,232,260
Weyerhaeuser Co. 98,700 $2,943,234
WR Grace & Co. 43,900 $3,709,989
WW Grainger, Inc. 16,600 $4,273,504
Wyndham Worldwide Corp. 39,100 $2,272,492
Wynn Resorts, Ltd. 21,000 $2,853,690
Xilinx, Inc. 85,000 $3,455,250

The portfolio is actively managed, and current holdings may be different.

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