The

Wireless HOLDRs

(WMH)

was Wednesday's best-performing ETF, up 2.4%, as major holding

Motorola

(MOT)

rose 2.6%.

Combined with jumps in

Corning

(GLW) - Get Report

and

Lucent

(LU)

, Motorola also supported the

Broadband HOLDRs

(BDH)

ETF, which was recently higher by 33 cents, or 2%, to $17.06.

Bundled securities tracking semiconductors were also advancing. Among the strongest stock performers,

National Semiconductor

(NSM)

was up 3.8%,

Advanced Micro Devices

(AMD) - Get Report

climbed 2.3%,

Nvidia

(NVDA) - Get Report

was gaining 2%, and

Intel

(INTC) - Get Report

was tacking on nearly 1%.

The

PowerShares Dynamic Semiconductors

(PSI) - Get Report

ETF was rising by 1.7% to $16.95. The

iShares Goldman Sachs Semiconductor

(IGW)

ETF was higher by 1.6% to $60.84. The

Semiconductor HOLDRs

(SMH) - Get Report

ETF was tacking on 1.1% to $34.28.

ETFs related to oil services were weaker, as oil prices sank to their lowest levels in two months following the Energy Department's bearish weekly inventory report. Crude recently traded down 31 cents to $69.40 a barrel, having touched an intraday low of $68.65.

The

PowerShares Dynamic Energy Exploration

(PXE) - Get Report

ETF was sinking by 2.5% to $18.88. The

iShares Dow Jones U.S. Oil Equipment Index

(IEZ) - Get Report

ETF was falling by 2.1% to $43.86. The

Oil Service HOLDRs

(OIH) - Get Report

ETF was losing 1.8% to $134.95.

Housing construction ETFs were also falling after JPMorgan Chase downgraded homebuilder

Hovnanian

(HOV) - Get Report

to neutral from overweight, pressuring the sector.

The

iShares Dow Jones U.S. Home Construction

(ITB) - Get Report

ETF was losing 0.8% to $35.17, while the

SPDR Homebuilders

(XHB) - Get Report

ETF was lower by 0.6% to $31.09.