Pioneer Select Mid Cap Growth Fund

Top 10 Portfolio Holdings as of 1/30/2015
Default: sorted by market value

Security Name Par / Shares Market Value
Acuity Brands, Inc. 32,875 $4,927,634
Advance Auto Parts, Inc. 106,869 $16,992,171
Affiliated Managers Group, Inc. 63,971 $13,147,320
Agrium, Inc. 23,547 $2,511,288
Akamai Technologies, Inc. 277,448 $16,134,988
Align Technology, Inc. 269,134 $14,277,559
Alkermes Plc 240,753 $17,394,404
Alliance Data Systems Corp. 20,243 $5,846,786
American Airlines Group, Inc. 470,303 $23,082,471
American Energy - Utica LLC, 3.5%, 3/1/21 (144A) (PIK) 3,716,000 $2,469,592
ANSYS, Inc. 70,966 $5,724,827
Autodesk, Inc. 151,251 $8,168,310
Avago Technologies, Ltd. 151,917 $15,629,221
Avery Dennison Corp. 111,875 $5,847,706
B/E Aerospace Inc 157,583 $9,191,816
BankUnited, Inc. 106,814 $2,954,475
Berry Plastics Group, Inc. 183,158 $6,194,404
Boardwalk Pipeline Partners LP 284,664 $4,343,973
BorgWarner, Inc. 43,242 $2,335,500
Brookdale Senior Living, Inc. 178,865 $6,036,694
Bruker Corp. 117,126 $2,208,996
Cabot Oil & Gas Corp. 379,413 $10,054,445
Cadence Design Systems, Inc. 454,429 $8,175,178
Cardinal Health, Inc. 167,509 $13,935,074
Carlisle Companies, Inc. 81,866 $7,341,743
Catamaran Corp. 405,242 $20,225,628
Charles River Laboratories International, Inc. 219,560 $15,226,486
Chipotle Mexican Grill, Inc. 11,168 $7,927,493
Cimarex Energy Co. 59,745 $6,165,684
Cintas Corp. 62,865 $4,947,476
comScore, Inc. 121,181 $5,036,282
Constellation Brands, Inc. 111,043 $12,264,699
Continental Resources, Inc./OK 58,610 $2,660,894
CoStar Group, Inc. 76,712 $14,154,131
Covanta Holding Corp. 265,092 $5,418,480
CVS Health Corp. 105,864 $10,391,610
Devon Energy Corp. 78,562 $4,734,932
Diamond Foods, Inc. 15,910 $391,068
Discover Financial Services 244,451 $13,293,245
Dollar Tree, Inc. 261,229 $18,573,382
Dynegy, Inc. 27,704 $756,873
Eagle Materials, Inc. 61,893 $4,408,019
Edwards Lifesciences Corp. 102,589 $12,859,531
Endo International Plc 200,082 $15,928,528
Endologix, Inc. 621,362 $8,655,573
F5 Networks, Inc. 96,751 $10,799,347
Facebook, Inc. 146,062 $11,087,566
Five Below, Inc. 93,778 $3,124,683
Flotek Industries, Inc. 179,812 $2,907,560
Gartner, Inc. 67,963 $5,723,844
G-III Apparel Group, Ltd. 88,176 $8,570,707
Google, Inc. 9,418 $5,062,646
Google, Inc. 9,458 $5,055,490
H&R Block, Inc. 277,962 $9,528,537
Hanesbrands, Inc. 83,802 $9,333,867
HD Supply Holdings, Inc. 283,316 $8,168,000
Hertz Global Holdings, Inc. 195,781 $4,017,426
Hilton Worldwide Holdings, Inc. 230,905 $5,996,603
HomeAway, Inc. 439,597 $11,205,328
Hormel Foods Corp. 109,511 $5,609,153
Insulet Corp. 240,021 $7,054,217
Intercontinental Exchange, Inc. 43,187 $8,884,862
Intuit, Inc. 97,704 $8,482,661
ITC Holdings Corp. 31,725 $1,349,582
Jack in the Box, Inc. 111,908 $9,488,679
Jazz Pharmaceuticals Plc 95,080 $16,100,847
JB Hunt Transport Services, Inc. 40,839 $3,251,193
Kansas City Southern 69,065 $7,603,366
Keurig Green Mountain, Inc. 150,939 $18,499,084
Lear Corp. 218,104 $21,886,736
Level 3 Communications, Inc. 208,083 $10,350,048
Liberty Global Plc 118,966 $5,423,660
Liberty Global Plc 95,000 $4,438,400
LinkedIn Corp. 44,161 $9,924,743
Lithia Motors, Inc. 79,057 $6,696,128
LKQ Corp. 509,086 $13,139,510
Lorillard, Inc. 157,641 $10,342,826
Lowe's Companies, Inc. 150,376 $10,189,478
Macquarie Infrastructure Co LLC 88,357 $6,313,991
ManpowerGroup, Inc. 112,814 $8,221,884
Martin Marietta Materials, Inc. 33,285 $3,586,126
MasterCard, Inc. 77,609 $6,366,266
Mead Johnson Nutrition Co. 41,676 $4,104,669
Memorial Resource Development Corp. 681,271 $13,046,340
Michael Kors Holdings, Ltd. 66,636 $4,717,162
Mobile Mini, Inc. 141,577 $5,139,245
Mohawk Industries, Inc. 30,403 $5,017,711
Molson Coors Brewing Co. (Class B) 116,053 $8,811,904
Monster Beverage Corp. 98,087 $11,471,275
National Fuel Gas Co. 8,213 $520,951
Netflix, Inc. 21,961 $9,702,370
Neurocrine Biosciences, Inc. 194,144 $6,534,887
Norwegian Cruise Line Holdings, Ltd. 80,418 $3,519,092
Oceaneering International, Inc. 38,904 $2,037,013
Old Dominion Freight Line, Inc. 85,571 $6,000,239
Omnicare, Inc. 158,798 $11,906,674
Packaging Corp of America 43,580 $3,305,543
Palo Alto Networks, Inc. 35,483 $4,484,696
Pandora Media, Inc. 186,626 $3,097,992
Panera Bread Co. 39,208 $6,738,287
Performance Sports Group, Ltd. 200,474 $3,708,769
PVH Corp. 46,589 $5,136,903
Qlik Technologies, Inc. 254,428 $7,225,755
Rice Energy, Inc. 138,009 $2,357,194
Roper Industries, Inc. 48,221 $7,442,429
Ross Stores, Inc. 70,934 $6,505,357
RPM International, Inc. 85,750 $4,103,995
Ryder System, Inc. 101,298 $8,386,461
salesforce.com inc 113,331 $6,397,535
Salix Pharmaceuticals, Ltd. 61,531 $8,286,380
SanDisk Corp. 35,142 $2,667,629
SBA Communications Corp. 119,054 $13,893,602
SemGroup Corp. 78,991 $5,318,464
ServiceNow, Inc. 68,465 $4,991,099
Shire Plc (A.D.R.) 75,836 $16,627,801
Signature Bank/New York NY 50,281 $5,889,414
Signet Jewelers, Ltd. 59,431 $7,197,688
Skyworks Solutions, Inc. 326,161 $27,087,671
Sonic Corp. 242,016 $7,325,824
Southwest Airlines Co. 68,316 $3,086,517
Spirit Airlines, Inc. 42,359 $3,140,496
SS&C Technologies Holdings, Inc. 94,154 $5,209,541
Tableau Software, Inc. 53,747 $4,340,608
TESARO, Inc. 164,426 $6,614,858
Tesoro Corp. 26,726 $2,184,316
The Blackstone Group LP 198,312 $7,404,970
The Kroger Co. 217,140 $14,993,517
The Manitowoc Co, Inc. 253,197 $4,734,784
The NASDAQ OMX Group, Inc. 372,139 $16,969,538
The Sherwin-Williams Co. 26,771 $7,262,169
The TJX Companies, Inc. 123,466 $8,141,348
Towers Watson & Co. 115,250 $13,657,125
Tractor Supply Co. 135,399 $10,990,337
TripAdvisor, Inc. 86,600 $5,803,066
Twitter, Inc. 139,773 $5,245,681
Tyson Foods, Inc. 207,632 $8,105,953
United Continental Holdings, Inc. 234,136 $16,242,014
United Rentals, Inc. 73,514 $6,090,635
UTi Worldwide, Inc. 201,954 $2,397,194
Vertex Pharmaceuticals, Inc. 64,142 $7,064,600
WABCO Holdings, Inc. 48,034 $4,571,396
Wabtec Corp./DE 65,838 $5,494,181
WageWorks, Inc. 106,210 $5,845,798
WellCare Health Plans, Inc. 78,255 $5,700,877
Western Digital Corp. 65,870 $6,404,540
Westlake Chemical Corp. 120,833 $6,924,939
Weyerhaeuser Co. 447,768 $16,052,483
Whirlpool Corp. 37,479 $7,461,319
WR Grace & Co. 62,685 $5,433,536

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

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