Pioneer Growth Opportunities Fund

Top 10 Portfolio Holdings as of 3/28/2013
Default: sorted by market value

Security Name Par / Shares Market Value
ABERCROMBIE & FITCH 95,100 $4,393,620
ABIOMED INC 360,953 $6,738,993
ACTAVIS INC 52,700 $4,854,197
ACUITY BRANDS INC 30,500 $2,115,175
AFFILIATED MANAGERS 20,500 $3,148,185
AIRGAS INC 29,700 $2,945,052
AKORN INC 378,900 $5,240,187
ALASKA AIR GROUP INC 104,200 $6,664,632
ALIGN TECHNOLOGY INC 153,700 $5,150,487
ALKERMES PLC 281,549 $6,675,527
ALLEGIANT TRAVEL CO 28,320 $2,514,250
AMERICAN EAGLE OUTFI 135,400 $2,531,980
AMERICAN PUBLIC EDUC 49,600 $1,730,544
ARES CAPITAL CORP 167,800 $3,037,180
ARUBA NETWORKS INC 196,400 $4,858,936
ASPEN TECHNOLOGY INC 136,033 $4,392,506
AVIS BUDGET GROUP IN 152,600 $4,246,858
B&G FOODS INC 140,700 $4,289,943
BASIC ENERGY SERVICE 381,084 $5,209,418
BONANZA CREEK ENERGY 107,200 $4,145,424
BROOKDALE SENIOR LIV 207,400 $5,782,312
BUFFALO WILD WINGS I 36,200 $3,168,586
CABOT OIL & GAS CORP 208,043 $14,065,787
CANADIAN DOLLARS 0 $0
CARTER'S INC 58,301 $3,338,898
CHART INDUSTRIES INC 106,500 $8,521,065
CINEMARK HOLDINGS IN 273,219 $8,043,567
COMMVAULT SYSTEMS IN 29,300 $2,402,014
COMSTOCK RESOURCES I 261,370 $4,247,263
CONCEPTUS INC 232,025 $5,603,404
COSTAR GROUP INC 42,611 $4,664,200
CROCS INC 421,056 $6,240,050
CUBIST PHARMACEUTICA 132,300 $6,194,286
DIANA SHIPPING INC 271,776 $2,897,132
DRESSER-RAND GROUP I 85,600 $5,278,096
E*TRADE FINANCIAL CO 531,425 $5,691,562
EAGLE MATERIALS INC 87,400 $5,823,462
ENDOLOGIX INC 232,700 $3,758,105
ETHAN ALLEN INTERIOR 85,200 $2,804,784
EVERCORE PARTNERS IN 102,300 $4,255,680
EXACTTARGET INC 245,425 $5,711,040
FINANCIAL ENGINES IN 72,000 $2,607,840
FINISAR CORP 179,545 $2,368,199
FIRST CASH FINANCIAL 77,500 $4,521,350
FIVE BELOW INC 98,908 $3,747,624
FLOTEK INDUSTRIES IN 420,600 $6,876,810
FLOWERS FOODS INC 129,400 $4,262,436
FRANCESCA'S HOLDINGS 133,000 $3,811,780
GARTNER INC 169,000 $9,195,290
GENESEE & WYOMING IN 46,000 $4,283,060
G-III APPAREL GROUP 168,700 $6,766,557
GRAND CANYON EDUCATI 171,863 $4,363,602
GREAT LAKES DREDGE & 593,600 $3,994,928
GREEN MOUNTAIN COFFE 152,500 $8,655,900
GUIDEWIRE SOFTWARE I 104,100 $4,001,604
GULFPORT ENERGY CORP 89,500 $4,101,785
HAEMONETICS CORP 113,400 $4,724,244
HANESBRANDS INC 173,500 $7,904,660
HOLOGIC INC 163,000 $3,683,800
HOMEAWAY INC 157,775 $5,127,688
IMPERVA INC 50,600 $1,948,100
INSULET CORP 219,000 $5,663,340
IPG PHOTONICS CORP 43,200 $2,868,912
JAZZ PHARMACEUTICALS 111,805 $6,251,018
JOY GLOBAL INC 81,200 $4,833,024
KBR INC 113,500 $3,641,080
KENNAMETAL INC 96,880 $3,782,195
LKQ CORP 223,500 $4,863,360
LUMBER LIQUIDATORS H 42,100 $2,956,262
MANITOWOC CO INC/THE 241,300 $4,961,128
MASIMO CORP 240,200 $4,712,724
MERU NETWORKS INC 298,746 $2,016,536
MOBILE MINI INC 194,000 $5,709,420
MONOLITHIC POWER SYS 219,500 $5,349,215
NATURAL GROCERS BY V 79,998 $1,803,955
NEUROCRINE BIOSCIENC 400,200 $4,858,428
NPS PHARMACEUTICALS 613,900 $6,255,641
NUANCE COMMUNICATION 182,800 $3,688,904
OASIS PETROLEUM INC 60,300 $2,295,621
ON ASSIGNMENT INC 229,631 $5,811,961
PERFORMANT FINANCIAL 270,500 $3,321,740
QLIK TECHNOLOGIES IN 152,900 $3,949,407
QUIDEL CORP 270,844 $6,432,545
SABRA HEALTH CARE RE 55,014 $1,595,956
SALIX PHARMACEUTICAL 02/18/12 STRIKE 55 213,400 $10,921,812
SCIQUEST INC 216,800 $5,211,872
SCOTTS MIRACLE-GRO C 90,100 $3,895,924
SEMGROUP CORP 82,300 $4,256,556
SEMTECH CORP 187,500 $6,635,625
SIGNATURE BANK/NEW Y 77,400 $6,096,024
SIX FLAGS ENTERTAINM 71,400 $5,175,072
SKYWORKS SOLUTIONS I 301,200 $6,635,436
SOLERA HOLDINGS INC 72,500 $4,228,925
SWIFT TRANSPORTATION 311,400 $4,415,652
TANGOE INC 378,440 $4,688,872
TRILOGY ENERGY CORP 100,900 $2,908,239
TUPPERWARE BRANDS CO 45,700 $3,735,518
ULTIMATE SOFTWARE GR 27,833 $2,899,085
UNITED RENTALS INC 105,500 $5,799,335
US AIRWAYS GROUP 351,200 $5,959,864
VANTIV INC 218,700 $5,191,938
VIROPHARMA INC 250,135 $6,293,397
VITAMIN SHOPPE INC 76,500 $3,737,025
VULCAN MATERIALS CO 82,100 $4,244,570
WAGEWORKS INC 382,100 $9,563,963
WALTER INVESTMENT MA 167,900 $6,254,275
WESTERN REFINING INC 96,800 $3,427,688
WESTLAKE CHEMICAL CO 58,100 $5,432,350
WEX INC 80,100 $6,287,850
WISDOMTREE INVESTMEN 271,300 $2,821,520
WNS HOLDINGS LTD 252,000 $3,714,480
WR GRACE & CO 109,500 $8,487,345
XPO LOGISTICS INC 227,000 $3,822,680

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.

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