Pioneer Select Mid Cap Growth Fund

Top 10 Portfolio Holdings as of 7/31/2014
Default: sorted by market value

Security Name Par / Shares Market Value
Actavis plc 52,179 $11,179,873
Advance Auto Parts, Inc. 109,130 $13,216,734
Affiliated Managers Group, Inc. 53,576 $10,675,018
Air Canada 721,531 $6,334,038
Akamai Technologies, Inc. 283,318 $16,721,428
Akorn, Inc. 206,038 $6,990,869
Align Technology, Inc. 202,476 $10,976,224
Alkermes Plc 150,549 $6,437,475
Alliance Data Systems Corp. 16,761 $4,396,243
American Airlines Group, Inc. 490,978 $19,074,495
American Energy - Utica LLC, 3.5%, 3/1/21 (144A) (PIK) 3,716,000 $4,403,357
ANSYS, Inc. 72,468 $5,575,688
APERAM 205,958 $6,943,565
Atmel Corp. 972,072 $7,970,990
Aug14 Mtw C @ 31.000000 -119 $-298
Autodesk, Inc. 56,892 $3,035,188
Avago Technologies, Ltd. 155,131 $10,762,989
B/E Aerospace Inc 100,783 $8,580,665
BankUnited, Inc. 286,585 $8,952,915
Basic Energy Services, Inc. 183,349 $4,398,543
BorgWarner, Inc. 100,917 $6,282,083
Brookdale Senior Living, Inc. 174,892 $6,060,008
Bruker Corp. 328,314 $7,462,577
Cabot Oil & Gas Corp. 510,582 $16,823,677
Cadence Design Systems, Inc. 464,043 $7,809,844
Cardinal Health, Inc. 91,886 $6,583,632
CarMax, Inc. 74,536 $3,638,102
Catamaran Corp. 290,898 $13,232,950
CBS Corp. (Class B) 79,460 $4,515,712
Charles River Laboratories International, Inc. 167,541 $9,082,398
Chart Industries, Inc. 95,759 $7,282,472
Chipotle Mexican Grill, Inc. 9,493 $6,384,043
Cimarex Energy Co. 71,117 $9,886,685
comScore, Inc. 96,217 $3,482,093
Concho Resources, Inc. 22,030 $3,101,824
Constellation Brands, Inc. 113,392 $9,441,018
CoStar Group, Inc. 51,338 $7,378,811
Coty, Inc. 318,839 $5,455,335
Crown Holdings, Inc. 52,403 $2,439,360
Cubist Pharmaceuticals, Inc. 105,820 $6,444,438
Delphi Automotive Plc 59,478 $3,973,130
Delta Air Lines, Inc. 302,253 $11,322,397
Diana Shipping, Inc. 558,198 $5,442,431
Discover Financial Services 184,515 $11,266,486
Discovery Communications, Inc. 84,766 $7,222,911
Dollar Tree, Inc. 235,650 $12,835,856
DSW, Inc. 152,630 $4,058,432
Dunkin' Brands Group, Inc. 89,572 $3,839,056
Eagle Materials, Inc. 96,421 $8,756,955
eBay, Inc. 120,677 $6,371,746
Edwards Lifesciences Corp. 150,484 $13,581,181
El Pollo Loco Holdings, Inc. 75,141 $2,915,471
Endologix, Inc. 514,407 $7,278,859
F5 Networks, Inc. 162,613 $18,308,598
Facebook, Inc. 75,712 $5,500,477
Fiesta Restaurant Group, Inc. 93,213 $4,230,006
Finning International, Inc. 199,640 $5,739,318
Flotek Industries, Inc. 228,228 $6,584,378
Gartner, Inc. 69,401 $4,748,416
G-III Apparel Group, Ltd. 104,060 $8,082,340
Goodrich Petroleum Corp. 512,545 $9,871,617
Google, Inc. 9,658 $5,520,513
Google, Inc. 9,618 $5,574,112
Gulfport Energy Corp. 68,810 $3,675,142
H&R Block, Inc. 283,843 $9,119,876
Hanesbrands, Inc. 149,842 $14,641,062
Harley-Davidson, Inc. 127,903 $7,906,963
HomeAway, Inc. 231,233 $8,028,410
Horsehead Holding Corp. 230,758 $4,322,097
Huntington Ingalls Industries, Inc. 44,065 $4,006,390
Ingersoll-Rand Plc 89,910 $5,285,809
Insulet Corp. 229,383 $8,106,395
Integrated Device Technology, Inc. 202,394 $2,906,378
ITC Holdings Corp. 32,396 $1,169,496
ITT Corp. 97,982 $4,504,233
Jazz Pharmaceuticals Plc 104,573 $14,611,985
JetBlue Airways Corp. 383,707 $4,113,339
Kansas City Southern 73,214 $7,984,719
KapStone Paper and Packaging Corp. 118,484 $3,523,714
Kate Spade & Co. 87,956 $3,327,375
Keurig Green Mountain, Inc. 170,630 $20,352,746
Kirby Corp. 99,683 $11,609,082
Las Vegas Sands Corp. 66,353 $4,900,169
Lear Corp. 222,717 $20,973,260
Liberty Global Plc 97,010 $4,035,616
Liberty Global Plc 121,483 $4,858,105
LinkedIn Corp. 30,041 $5,426,606
Lithia Motors, Inc. 67,736 $6,018,344
LKQ Corp. 444,858 $11,635,261
Lorillard, Inc. 160,977 $9,735,889
Lowe's Companies, Inc. 153,557 $7,347,702
Lundin Mining Corp. 613,531 $3,528,725
Macquarie Infrastructure Co LLC 110,778 $7,723,442
Martin Marietta Materials, Inc. 60,746 $7,546,476
MasterCard, Inc. 79,251 $5,876,462
Melco Crown Entertainment, Ltd. (A.D.R.) 96,869 $3,216,051
Memorial Resource Development Corp. 439,951 $10,110,074
Michael Kors Holdings, Ltd. 34,748 $2,831,267
Mobile Mini, Inc. 135,269 $5,107,757
Mohawk Industries, Inc. 31,046 $3,873,609
Molson Coors Brewing Co. (Class B) 88,947 $6,006,591
Monster Beverage Corp. 142,727 $9,128,819
Morgan Stanley 187,138 $6,052,043
National Fuel Gas Co. 8,386 $577,879
Netflix, Inc. 21,108 $8,922,774
Neurocrine Biosciences, Inc. 452,518 $6,145,194
Norwegian Cruise Line Holdings, Ltd. 282,356 $9,255,630
NPS Pharmaceuticals, Inc. 205,244 $5,734,517
NXP Semiconductor NV 72,804 $4,539,329
Oct14 Beav C @ 110 -101 $-1,263
Old Dominion Freight Line, Inc. 64,323 $4,083,224
Omnicare, Inc. 186,655 $11,665,938
Outokumpu OYJ 674,687 $5,487,781
Penn Virginia Corp. 420,346 $5,472,905
Pentair Plc 62,854 $4,027,056
Performance Sports Group, Ltd. 164,546 $2,673,873
PVH Corp. 47,575 $5,241,814
Qlik Technologies, Inc. 133,141 $3,522,911
Quanta Services, Inc. 85,732 $2,871,165
Rice Energy, Inc. 195,540 $5,142,702
Rockwell Automation, Inc. 52,520 $5,864,383
Roper Industries, Inc. 49,241 $7,094,151
Ross Stores, Inc. 72,435 $4,664,814
RPC, Inc. 117,126 $2,635,335
Ryder System, Inc. 65,014 $5,599,656
Safe Bulkers, Inc. 299,669 $2,184,587
salesforce.com inc 90,627 $4,916,515
Salix Pharmaceuticals, Ltd. 117,650 $15,519,212
SanDisk Corp. 49,184 $4,510,665
SBA Communications Corp. 121,572 $12,999,694
SemGroup Corp. 80,662 $6,217,427
Signature Bank/New York NY 77,478 $8,862,708
Skyworks Solutions, Inc. 239,969 $12,180,826
SS&C Technologies Holdings, Inc. 96,146 $4,164,083
Star Bulk Carriers Corp. 234,040 $2,506,568
Synaptics, Inc. 86,252 $6,229,982
TerraForm Power, Inc. 36,362 $1,118,132
Tesla Motors, Inc. 11,800 $2,634,940
The Blackstone Group LP 181,441 $5,929,492
The Kroger Co. 221,734 $10,860,531
The Manitowoc Co, Inc. 238,354 $6,330,682
The NASDAQ OMX Group, Inc. 392,244 $16,548,774
The Priceline Group, Inc. 8,847 $10,991,955
The TJX Companies, Inc. 126,077 $6,718,643
Toll Brothers, Inc. 38,715 $1,265,593
Towers Watson & Co. 113,975 $11,627,730
Tractor Supply Co. 138,263 $8,595,811
Twitter, Inc. 139,316 $6,295,690
Ubiquiti Networks, Inc. 131,520 $5,028,010
United Continental Holdings, Inc. 118,163 $5,481,582
United Rentals, Inc. 104,692 $11,086,883
Vantiv, Inc. 219,063 $7,180,885
Vertex Pharmaceuticals, Inc. 61,557 $5,473,033
VMware, Inc. 74,575 $7,409,772
WageWorks, Inc. 117,196 $4,891,761
WellCare Health Plans, Inc. 125,201 $7,810,038
Western Digital Corp. 67,264 $6,714,965
Westlake Chemical Corp. 105,045 $9,179,883
Westlake Chemical Partners LP 8,983 $272,634
WEX, Inc. 80,730 $8,712,382
Weyerhaeuser Co. 232,710 $7,288,477
Whirlpool Corp. 38,272 $5,459,118
Whiting Petroleum Corp. 45,639 $4,038,595
WR Grace & Co. 67,612 $6,152,692
Xilinx, Inc. 61,887 $2,545,412
Zions Bancorporation 205,641 $5,926,574

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

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