Pioneer Mid Cap Value Fund

Top 10 Portfolio Holdings as of 4/30/2015
Default: sorted by market value

Security Name Par / Shares Market Value
Aetna, Inc. 145,797 $15,581,325
Amdocs, Ltd. 289,087 $15,920,021
Ameriprise Financial, Inc. 110,709 $13,869,624
Boston Scientific Corp. 1,065,566 $18,988,386
Broadcom Corp. 471,985 $20,864,097
Cabot Oil & Gas Corp. 289,274 $9,783,247
Cameron International Corp. 165,878 $9,093,432
Cardinal Health, Inc. 231,090 $19,490,131
Cathay General Bancorp 508,463 $14,531,873
Ciena Corp. 379,858 $8,090,975
Cimarex Energy Co. 87,049 $10,828,896
Corporate Office Properties Trust 331,780 $8,755,674
Corrections Corp of America 299,504 $11,018,752
Duke Realty Corp. 612,862 $12,140,796
Edison International 195,528 $11,915,476
Endo International Plc 153,067 $12,867,577
Eversource Energy 223,531 $10,899,372
Fidelity National Information Services, Inc. 228,181 $14,259,031
First Horizon National Corp. 803,939 $11,456,131
Fortune Brands Home & Security, Inc. 385,521 $17,194,237
Generac Holdings, Inc. 173,537 $7,234,758
General Growth Properties, Inc. 401,432 $10,999,237
H&R Block, Inc. 277,197 $8,382,437
Helmerich & Payne, Inc. 116,176 $9,058,243
Hospitality Properties Trust 5,420 $163,034
Humana, Inc. 110,682 $18,328,939
Huntington Bancshares, Inc./OH 1,446,465 $15,708,610
Huntington Ingalls Industries, Inc. 79,497 $10,461,010
Ingredion, Inc. 161,535 $12,825,879
International Paper Co. 265,687 $14,272,706
Intersil Corp. 859,734 $11,477,449
IPG Photonics Corp. 142,602 $12,631,685
Jarden Corp. 319,896 $16,372,277
Jazz Pharmaceuticals Plc 76,273 $13,629,985
Jones Lang LaSalle, Inc. 97,442 $16,181,219
KeyCorp 786,000 $11,357,700
Kimco Realty Corp. 365,542 $8,809,562
Kohl's Corp. 192,749 $13,810,466
Lazard, Ltd. 248,113 $13,157,432
Lennar Corp. 336,249 $15,400,204
Lincoln National Corp. 260,614 $14,722,085
Louisiana-Pacific Corp. 527,396 $8,037,515
Macy's, Inc. 201,706 $13,036,259
Mallinckrodt Plc 145,088 $16,421,060
ManpowerGroup, Inc. 179,738 $15,337,044
Marvell Technology Group, Ltd. 1,059,150 $14,838,692
Microsemi Corp. 332,041 $11,076,888
Navient Corp. 663,141 $12,957,775
NVIDIA Corp. 607,085 $13,474,252
Office Depot, Inc. 1,277,017 $11,774,097
Omnicare, Inc. 192,370 $16,924,713
ON Semiconductor Corp. 931,059 $10,725,800
Owens Corning 289,918 $11,208,230
Pebblebrook Hotel Trust 240,445 $10,324,708
Pinnacle West Capital Corp. 168,533 $10,314,220
PNM Resources, Inc. 462,226 $12,840,638
Polycom, Inc. 873,627 $11,400,832
Public Service Enterprise Group, Inc. 267,025 $11,092,219
Quest Diagnostics, Inc. 212,519 $15,178,107
Regal Beloit Corp. 131,195 $10,259,449
Regions Financial Corp. 1,705,194 $16,762,057
Reinsurance Group of America, Inc. 165,897 $15,199,483
Ross Stores, Inc. 146,771 $14,512,716
Ryder System, Inc. 148,011 $14,114,329
Sally Beauty Holdings, Inc. 396,226 $12,366,213
Steelcase, Inc. 436,483 $7,669,006
Tenneco, Inc. 197,704 $11,555,799
The Allstate Corp. 188,395 $13,123,596
The GEO Group, Inc. 276,383 $10,778,937
The Goodyear Tire & Rubber Co. 563,527 $15,984,443
The Hanover Insurance Group, Inc. 170,666 $11,702,568
The Hartford Financial Services Group, Inc. 426,548 $17,390,362
The JM Smucker Co. 119,072 $13,802,826
The NASDAQ OMX Group, Inc. 344,450 $16,750,604
Total System Services, Inc. 293,807 $11,623,005
Towers Watson & Co. 50,809 $6,447,916
United Continental Holdings, Inc. 350,383 $20,931,880
Unum Group 306,187 $10,459,348
USG Corp. 311,709 $8,272,757
Voya Financial, Inc. 403,921 $17,102,015
Westar Energy, Inc. 296,702 $11,170,830
Weyerhaeuser Co. 315,023 $9,926,375
Whirlpool Corp. 66,143 $11,614,711
XL Group Plc 212,866 $7,893,071
Zimmer Holdings, Inc. 167,852 $18,436,864

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

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Please request a free information kit on any Pioneer fund by ordering from this web site or by calling 1-800-225-6292. The kit includes a quarterly fact sheet and a prospectus. You should consider a fund's investment objectives, risks, charges and expenses carefully before investing. The prospectus contains this and other information about each fund and should be read carefully before you invest or send money. To obtain a prospectus directly and for other information on any Pioneer fund please visit our download literature page.