Pioneer Select Mid Cap Growth Fund

Top 10 Portfolio Holdings as of 4/29/2016
Default: sorted by market value

Security Name Par / Shares Market Value
Acuity Brands, Inc. 38,944 $9,498,052
Advance Auto Parts, Inc. 106,869 $16,682,251
Affiliated Managers Group, Inc. 46,416 $7,905,573
Alaska Air Group, Inc. 106,423 $7,495,372
Albany International Corp. 196,038 $7,898,371
Albemarle Corp. 55,127 $3,647,202
Align Technology, Inc. 237,569 $17,150,106
Alkermes Plc 342,478 $13,613,501
American Airlines Group, Inc. 467,039 $16,201,583
Analog Devices, Inc. 148,203 $8,346,793
AO Smith Corp. 97,892 $7,559,220
Astronics Corp. 107,587 $3,975,340
Avery Dennison Corp. 99,638 $7,234,715
B/E Aerospace Inc 175,281 $8,523,915
Ball Corp. 162,586 $11,605,389
BankUnited, Inc. 172,765 $5,960,393
Blackbaud, Inc. 131,224 $8,105,706
Blue Buffalo Pet Products, Inc. 293,192 $7,259,434
Boston Scientific Corp. 1,237,360 $27,122,931
Broadcom, Ltd. 99,252 $14,465,979
Buffalo Wild Wings, Inc. 43,938 $5,872,753
Cabot Oil & Gas Corp. 435,082 $10,180,919
Cardinal Health, Inc. 157,047 $12,321,908
Charles River Laboratories International, Inc. 262,175 $20,782,612
Cheniere Energy, Inc. 111,641 $4,340,602
Chipotle Mexican Grill, Inc. 12,136 $5,108,892
Cimarex Energy Co. 53,053 $5,776,411
Colfax Corp. 226,724 $7,352,659
ConAgra Foods, Inc. 154,341 $6,877,435
Constellation Brands, Inc. 111,043 $17,329,371
Continental Resources, Inc./OK 99,242 $3,697,757
CoStar Group, Inc. 101,484 $20,023,808
Dave & Buster's Entertainment, Inc. 239,030 $9,250,461
Dollar General Corp. 188,030 $15,401,537
Dollar Tree, Inc. 230,237 $18,352,191
Dover Corp. 104,715 $6,879,776
Edwards Lifesciences Corp. 150,082 $15,940,209
Electronic Arts, Inc. 125,824 $7,782,214
Endo International Plc 87,950 $2,374,650
Endologix, Inc. 660,256 $7,401,470
Equifax, Inc. 107,727 $12,954,172
Fidelity National Information Services, Inc. 174,539 $11,484,666
First Solar, Inc. 46,641 $2,604,433
Fitbit Inc Class A 408,468 $7,454,541
Flotek Industries, Inc. 181,759 $1,717,623
Fortune Brands Home & Security, Inc. 88,306 $4,893,035
Gartner, Inc. 67,963 $5,924,335
Harris Corp. 117,630 $9,411,576
IHS, Inc. 71,522 $8,810,080
Insulet Corp. 199,159 $6,631,995
Integrated Device Technology, Inc. 145,408 $2,803,466
Intercontinental Exchange, Inc. 77,293 $18,552,639
Intuit, Inc. 119,659 $12,072,397
Jack in the Box, Inc. 71,080 $4,801,454
Jazz Pharmaceuticals Plc 151,990 $22,904,893
Kate Spade & Co. 219,386 $5,644,802
Lam Research Corp. 168,905 $12,904,342
L Brands, Inc. 29,408 $2,302,352
LDR Holding Corp. 259,987 $7,006,650
Lear Corp. 66,918 $7,704,269
Lennox International, Inc. 58,372 $7,877,301
Liberty Broadband Corp. 88,112 $5,050,580
LinkedIn Corp. 108,813 $13,635,357
LKQ Corp. 306,201 $9,813,742
Lowe's Companies, Inc. 209,999 $15,964,124
M/A-COM Technology Solutions Holdings Inc 135,123 $5,525,179
Macquarie Infrastructure Corp. 64,459 $4,537,269
ManpowerGroup, Inc. 20,713 $1,595,522
Marvell Technology Group, Ltd. 495,212 $4,942,216
MasterCard, Inc. 85,639 $8,306,127
Mead Johnson Nutrition Co. 105,081 $9,157,809
Medivation, Inc. 367,285 $21,229,073
MEDNAX, Inc. 240,617 $17,153,586
Memorial Resource Development Corp. 319,232 $4,175,555
Mohawk Industries, Inc. 50,334 $9,695,838
Molson Coors Brewing Co. (Class B) 151,869 $14,523,232
Monster Beverage Corp. 82,598 $11,912,284
MSC Industrial Direct Co, Inc. 177,496 $13,755,940
Nasdaq, Inc. 320,105 $19,753,680
NetEase, Inc. (A.D.R.) 30,671 $4,315,410
Neurocrine Biosciences, Inc. 159,555 $7,272,517
Newfield Exploration Co. 103,364 $3,746,945
Norfolk Southern Corp. 60,246 $5,428,767
Norwegian Cruise Line Holdings, Ltd. 205,570 $10,050,317
NXP Semiconductors NV 57,221 $4,879,807
O'Reilly Automotive, Inc. 59,844 $15,719,822
Oaktree Capital Group LLC 229,414 $11,082,990
Old Dominion Freight Line, Inc. 72,129 $4,764,120
Ophthotech Corp. 58,630 $2,740,366
Packaging Corp of America 98,753 $6,407,095
Palo Alto Networks, Inc. 37,147 $5,604,368
Panera Bread Co. 63,318 $13,581,078
Pitney Bowes, Inc. 281,938 $5,912,240
Planet Fitness, Inc. 203,518 $3,126,036
Qlik Technologies, Inc. 220,178 $6,779,281
Raytheon Co. 43,339 $5,475,883
Red Hat, Inc. 87,969 $6,454,286
Rite Aid Corp. 844,755 $6,800,278
Roper Technologies, Inc. 41,044 $7,227,438
Ross Stores, Inc. 215,911 $12,259,427
S&P Global Inc 59,711 $6,380,120
Sabre Corp. 305,712 $8,850,362
Sally Beauty Holdings, Inc. 203,139 $6,378,565
SBA Communications Corp. 68,073 $7,014,242
Scripps Networks Interactive, Inc. 108,227 $6,747,953
SEI Investments Co. 347,762 $16,720,397
Servicemaster Global Holdings Inc 151,393 $5,801,380
ServiceNow, Inc. 81,012 $5,790,738
Signature Bank/New York NY 35,752 $4,927,698
Signet Jewelers, Ltd. 47,682 $5,176,358
Skechers U.S.A., Inc. 253,166 $8,367,136
Skyworks Solutions, Inc. 79,761 $5,329,630
Snap-on, Inc. 50,413 $8,029,783
Southwest Airlines Co. 353,253 $15,758,616
SS&C Technologies Holdings, Inc. 79,292 $4,848,706
Stericycle, Inc. 46,545 $4,447,840
Targa Resources Corp. 63,139 $2,554,604
TESARO, Inc. 50,698 $2,100,925
Texas Roadhouse, Inc. 76,128 $3,099,932
The Hershey Co. 55,343 $5,152,987
The JM Smucker Co. 47,706 $6,057,708
The Kroger Co. 156,271 $5,530,431
The Sherwin-Williams Co. 48,742 $14,004,064
The Ultimate Software Group, Inc. 45,134 $8,872,893
The WhiteWave Foods Co. 148,496 $5,971,024
Total System Services, Inc. 146,836 $7,509,193
Tractor Supply Co. 135,399 $12,816,869
Tyson Foods, Inc. 207,632 $13,666,338
Ulta Salon Cosmetics & Fragrance, Inc. 42,091 $8,766,713
Under Armour, Inc. 56,960 $2,502,822
Under Armour Inc Class C 56,339 $2,298,631
United Rentals, Inc. 101,475 $6,791,722
Vantiv, Inc. 124,435 $6,786,685
Ventas, Inc. 98,267 $6,104,346
Verisk Analytics, Inc. 163,804 $12,707,914
Vulcan Materials Co. 71,614 $7,707,815
WABCO Holdings, Inc. 70,097 $7,862,080
Waste Connections, Inc. 60,911 $4,098,092
WellCare Health Plans, Inc. 118,980 $10,707,010
Whole Foods Market, Inc. 267,082 $7,766,745
Willis Towers Watson Plc 60,338 $7,536,216
WR Grace & Co. 127,740 $9,795,103
Xilinx, Inc. 75,408 $3,248,577
Zendesk, Inc. 192,390 $4,348,014

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

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