Harbor Small Cap Growth Fund Institutional Class (HASGX)

CLOSED TO NEW INVESTORS

Portfolio Characteristics (As of Quarter-Ended 03/31/2013)

 Harbor Small Cap Growth FundRussell 2000® Growth Index
Number of Holdings751,104
Weighted Avg. Market Cap ($Mil)2,360.611,737.82
Median Market Cap ($Mil)1,978.83673.49
Price/Book Ratio2.633.43
Adj. Trailing P/E Ratio24.5437.12
Forecasted P/E Ratio16.4717.48
Earnings Growth Rate (%)2.739.39
Proj. Earnings Growth Rate (%)15.6518.06
Return on Equity (%)12.1617.00
Beta vs. Russell 2000® Growth Index1.04-
Beta vs. Russell 3000® Index1.33-

For definitions of the portfolio characteristics, visit our Financial Glossary.

Top Ten Holdings (As of Quarter-Ended 03/31/2013)

Company Name [Ticker]% of Net Assets
Tesoro Corp. [TSO]3.2
Arthrocare Corp. [ARTC]2.9
Stewart Enterprises Inc. [STEI]2.8
Icon plc [ICLR]2.7
Health Management Associates Inc. [HMA]2.5
Watsco Inc. [WSO]2.4
CoStar Group Inc. [CSGP]2.2
Huron Consulting Group Inc. [HURN]2.2
Corporate Executive Board Co. [CEB]2.2
Team Health Holdings Inc. [TMH]2.0
% of Total Holdings:25.1

Full Holdings (As of Quarter-Ended 03/31/2013)

Company Name [Ticker]CountryCUSIPShares (000's)Current Price ($)Market Value ($000's)% of Net Assets
Tesoro Corp. [TSO]US88160910133258.5519,4513.2
Arthrocare Corp. [ARTC]US04313610049434.7617,1662.9
Stewart Enterprises Inc. [STEI]US8603701051,7919.2916,6402.8
Icon plc [ICLR]IEG4705A10049432.2915,9502.7
Health Management Associates Inc. [HMA]US4219331021,15712.8714,8972.5
Watsco Inc. [WSO]US94262220017184.1814,4272.4
CoStar Group Inc. [CSGP]US22160N109123109.4613,4132.2
Huron Consulting Group Inc. [HURN]US44746210233040.3213,2902.2
Corporate Executive Board Co. [CEB]US21988R10222358.1612,9642.2
Team Health Holdings Inc. [TMH]US87817A10733036.3812,0212.0
East West Bancorp Inc. [EWBC]US27579R10446425.6711,9222.0
Steelcase Inc. [SCS]US85815520376814.7311,3161.9
Titan International Inc. [TWI]US88830M10253521.0811,2681.9
Superior Energy Services Inc. [SPN]US86815710841125.9710,6811.8
QLIK Technologies Inc. [QLIK]US74733T10540925.8310,5681.8
Alexander & Baldwin Inc. [ALEX]US01449110429535.7510,5341.8
B&G Foods Inc. [BGS]US05508R10634430.4910,5001.7
Oil States International Inc. [OIS]US67802610512681.5710,2881.7
Axiall Corp. [AXLL]US05463D10016262.1610,0971.7
Masimo Corp. [MASI]US57479510050919.629,9861.7
HomeAway Inc. [AWAY]US43739Q10029732.509,6461.6
Validus Holdings Ltd. [VR]BMG9319H10225737.379,6141.6
Fortinet Inc. [FTNT]US34959E10940023.689,4771.6
Steris Corp. [STE]US85915210022141.619,1781.5
Swift Transportation Corp. [SWFT]US87074U10163614.189,0161.5
WNS Holdings Ltd. ADR [WNS]IN92932M10160814.748,9601.5
Hexcel Corp. [HXL]US42829110829629.018,5791.4
DFC Global Corp. [DLLR]US23324T10751516.648,5681.4
Rent-A-Center Inc. [RCII]US76009N10022836.948,4391.4
KapStone Paper and Packaging Corp. [KS]US48562P10329827.808,2761.4
Colfax Corp. [CFX]US19401410617646.548,1931.4
Guidewire Software Inc. [GWRE]US40171V10021238.448,1631.4
Beacon Roofing Supply Inc. [BECN]US07368510921038.668,1131.3
LaSalle Hotel Properties [LHO]US51794210830325.387,6781.3
Medivation Inc. [MDVN]US58501N10116046.777,4641.2
Interface Inc. [TILE]US45866530438519.227,3951.2
Mwi Veterinary Supply Inc. [MWIV]US55402X10556132.267,3591.2
Life Time Fitness Inc. [LTM]US53217R20716942.787,2091.2
XPO Logistics Inc. [XPO]US98379310041916.847,0531.2
Alkermes plc [ALKS]IEG0176710529423.716,9781.2
Bright Horizons Family Solutions Inc. [BFAM]US10919410020633.796,9761.2
Cadence Design Systems Inc. [CDNS]US12738710849913.936,9451.2
Cubist Pharmaceuticals Inc. [CBST]US22967810714646.826,8261.1
Quidel Corp. [QDEL]US74838J10127323.756,4731.1
Cheesecake Factory Inc. [CAKE]US16307210116638.616,3931.1
Herman Miller Inc. [MLHR]US60054410023027.676,3761.1
Triumph Group Inc. [TGI]US8968181018078.506,2921.0
Aruba Networks Inc. [ARUN]US04317610625424.746,2721.0
Ultimate Software Group Inc. [ULTI]US90385D10760104.166,2151.0
Bally Technologies Inc. [BYI]US05874B10711751.976,0761.0
Progressive Waste Solutions Ltd. [BIN]CA74339G10127921.155,9031.0
Allied World Assurance Co. Holdings Ltd. [AWH]CHH015311046392.725,8391.0
MoneyGram International Inc. [MGI]US60935Y20832218.105,8291.0
Cirrus Logic Inc. [CRUS]US17275510025622.755,8271.0
SolarWinds Inc. [SWI]US83416B1099659.105,6990.9
Lithia Motors Inc. [LAD]US53679710310847.485,1220.9
Matador Resources Co. [MTDR]US5764852055778.865,1100.9
Heartland Express Inc. [HTLD]US42234710438213.345,0930.8
FXCM Inc. [FXCM]US30269310637013.685,0610.8
Cypress Semiconductors Corp. [CY]US23280610941811.034,6150.8
Haemonetics Corp. [HAE]US4050241009941.664,1440.7
Acuity Brands Inc. [AYI]US00508Y1025869.354,0570.7
Monolithic Power Systems Inc. [MPWR]US60983910516224.373,9410.7
Matson Inc. [MATX]US57686G10513124.603,2220.5
Natural Grocers By Vitamin Cottage Inc. [NGVC]US63888U10813822.553,1180.5
Orthofix International NV [OFIX]NLN6748L1027735.872,7750.5
Wex Inc. [WXS]US96208T1043478.502,6680.4
ATMI Inc. [ATMI]US00207R10110222.432,2820.4
American Railcar Industries Inc. [ARII]US02916P1034846.742,2320.4
Idenix Pharmaceuticals Inc. [IDIX]US45166R2046083.562,1650.4
Puma Biotechnology Inc. [PBYI]US74587V1076133.392,0250.3
Rexnord Corp. [RXN]US76169B1028521.231,8080.3
Green Dot Corp. [GDOT]US39304D1029916.711,6500.3
Five Below Inc. [FIVE]US33829M1014137.891,5450.3
Sanmina Corp. [SANM]US8010561026911.367810.1
Total580,09297.0
Cash and Other Assets Less Liabilities3.0
Total Net Assets100%

Sector Allocation (As of Quarter-Ended 03/31/2013)

As of Quarter-Ended 03/31/2013
Economic SectorHarbor Small Cap Growth Fund %Russell 2000® Growth Index %
Industrials24.418.1
Health Care20.920.8
Information Technology16.920.3
Consumer Discretionary11.316.4
Financials10.18.2
Energy7.65.3
Materials3.15.5
Consumer Staples2.34.2
Telecommunication Services0.00.7
Utilities0.00.6

Sector Returns (As of Quarter-Ended 03/31/2013)

As of Quarter-Ended 03/31/2013
Sector ReturnsHarbor Small Cap Growth Fund %Russell 2000® Growth Index %
Materials38.210.4
Energy23.412.1
Industrials16.514.8
Consumer Discretionary16.511.1
Financials12.815.1
Information Technology12.612.8
Health Care12.515.1
Consumer Staples10.911.7
Cash0.00.0
Telecommunication Services0.05.9
Utilities0.08.1

This information should not be considered as a recommendation to purchase or sell a particular security and the holdings, sectors or countries mentioned may change at any time and may not represent current or future investments.

The Russell 2000 Growth Index is an unmanaged index representing the smallest 2000 stocks with the highest price-to-book ratio and future earnings. This unmanaged index does not reflect fees and expenses and is not available for direct investment. The Russell 2000® Growth Index and Russell® are trademarks of Russell Investments.