Investing

As markets slide, small caps lead the way lower

Stocks had their worst day in three months Thursday, as fears about the European banking sector and unease about U.S. quarterly earnings scared off investors.

All of the major indexes are lower over the last week, but the Russell 2000 index of small-cap stocks has led the declines.

Read MoreStocks smacked by Europe woes
Read MoreSelling 6x more than buying: Wilbur Ross
Read MorePortgual concerns compound selloff

Major Indices Year High Year High Date % Below 52-Wk High
Russell 20001,213.557/1/2014-5.12%
S&P Mid Cap 4001,452.017/1/2014-3.29%
NASDAQ Composite Index4,485.937/3/2014-2.93%
DJ 15 Utility Average576.986/30/2014-2.63%
NASDAQ-100 Index3,923.927/7/2014-2.08%
S&P 5001,985.597/3/2014-1.62%
DJ Industrial Average17,074.657/3/2014-1.54%
DJ 20 Transportation Avg.8,298.177/3/2014-1.41%
Ticker Security Name %Chg YTD %Chg Mkt Cap ($M)
PBPBPotbelly Corp.-24.03%-54.20%429
SRPTSarepta Therapeutics, Inc.-24.30%-3.80%1,053
LLLumber Liquidators Holdings, Inc.-21.46%-46.20%1,931
TTSTile Shop Holdings, Inc.-13.46%-37.70%666
DESTDestination Maternity Corporation-11.71%-26.70%340
RPTPRaptor Pharmaceutical Corp.-8.70%-23.40%684
MCPMolycorp, Inc.-7.97%-69.20%460
LQDTLiquidity Services, Inc.-7.90%-40.30%471
TREXTrex Company, Inc.-7.81%-35.60%934
FGLFidelity & Guaranty Life-7.34%14.70%1,370
AGIOAgios Pharmaceuticals, Inc.-7.08%52.90%1,338
EROSEros International PLC Class A-6.98%24.80%724
ONVOOrganovo Holdings, Inc.-6.87%-31.40%638
RGLSRegulus Therapeutics Inc.-6.83%-9.60%311
WDFCWD-40 Company-6.66%-4.90%1,140
CRRSCorporate Resource Services, Inc.-6.61%-8.70%406

—Reporting by CNBC's Giovanny Moreano and Gina Francolla