Pioneer Mid Cap Value Fund

Top 10 Portfolio Holdings as of 3/31/2016
Default: sorted by market value

Security Name Par / Shares Market Value
Amdocs, Ltd. 235,549 $14,231,871
Boston Scientific Corp. 1,142,701 $21,494,206
Cabot Oil & Gas Corp. 391,709 $8,895,711
Cameron International Corp. 192,195 $12,886,675
Cardinal Health, Inc. 161,775 $13,257,461
Cathay General Bancorp 473,935 $13,426,579
Celanese Corp. 203,177 $13,308,094
Cimarex Energy Co. 146,133 $14,214,357
Citrix Systems, Inc. 157,916 $12,409,039
Concho Resources, Inc. 127,580 $12,890,683
Corporate Office Properties Trust 468,667 $12,297,822
Crown Castle International Corp. 149,022 $12,890,403
Crown Holdings, Inc. 234,839 $11,645,666
Digital Realty Trust, Inc. 158,481 $14,023,984
Dover Corp. 151,653 $9,755,837
Duke Realty Corp. 603,045 $13,592,634
Edison International 193,852 $13,936,020
Equinix, Inc. 42,277 $13,981,427
Essex Property Trust, Inc. 41,683 $9,747,986
Eversource Energy 221,862 $12,943,429
Expeditors International of Washington, Inc. 197,286 $9,629,530
Federal Realty Investment Trust 71,376 $11,138,225
First Horizon National Corp. 850,329 $11,139,310
First Solar, Inc. 221,369 $15,157,135
Fluor Corp. 201,349 $10,812,441
Fortune Brands Home & Security, Inc. 373,069 $20,906,787
General Growth Properties, Inc. 360,214 $10,709,162
Harris Corp. 131,163 $10,212,351
Huntington Bancshares, Inc./OH 946,573 $9,030,306
Ingredion, Inc. 179,070 $19,122,885
Intercontinental Exchange, Inc. 87,291 $20,525,606
IPG Photonics Corp. 178,985 $17,196,879
Jazz Pharmaceuticals Plc 116,371 $15,192,234
KeyCorp 893,051 $9,859,283
Lazard, Ltd. 213,983 $8,302,540
Lennar Corp. 295,686 $14,299,375
Lincoln National Corp. 386,897 $15,166,362
Memorial Resource Development Corp. 654,873 $6,666,607
Microsemi Corp. 475,483 $18,215,754
Mid-America Apartment Communities, Inc. 144,671 $14,786,823
Nasdaq, Inc. 310,705 $20,624,598
Newmont Mining Corp. 357,387 $9,499,346
NiSource, Inc. 391,667 $9,227,675
Norwegian Cruise Line Holdings, Ltd. 202,821 $11,213,973
Nuance Communications, Inc. 644,507 $12,045,836
NVIDIA Corp. 580,612 $20,687,206
ON Semiconductor Corp. 1,362,852 $13,069,751
Owens Corning 398,269 $18,830,158
PACCAR, Inc. 167,895 $9,182,178
Pioneer Natural Resources Co. 89,998 $12,666,319
Public Service Enterprise Group, Inc. 326,452 $15,388,947
Ross Stores, Inc. 250,831 $14,523,115
The Goodyear Tire & Rubber Co. 798,861 $26,346,436
The Hanover Insurance Group, Inc. 204,836 $18,480,304
The Hartford Financial Services Group, Inc. 360,666 $16,619,489
The Hershey Co. 143,472 $13,212,336
The JM Smucker Co. 101,542 $13,184,213
Total System Services, Inc. 197,426 $9,393,529
Tyson Foods, Inc. 374,875 $24,989,168
UDR, Inc. 342,853 $13,210,126
United Continental Holdings, Inc. 379,487 $22,716,092
Unum Group 571,499 $17,670,749
Westar Energy, Inc. 241,550 $11,983,296
Whirlpool Corp. 103,218 $18,614,334
XL Group Plc 430,517 $15,843,026

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

For fund descriptions, historical and current performance, standardized returns as of the most recent quarter-end, risk disclosure or a prospectus, please click here.

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.