Warburg upgraded Alza (AZA) to strong buy from buy.

Donaldson Lufkin & Jenrette

downgraded

Aurora Foods

(AOR) - Get Report

to market perform from buy.

Deutsche Banc Alex. Brown

downgraded the ratings of

Felcor Lodging

(FCH)

,

Meristar Hospitality

(MHX)

and

Wyndham International

(WYN)

to market perform from buy.

SG Cowen

rolled out coverage of

Healthgate Data

(HGAT)

with a strong buy rating and a price target of 18.

DLJ launched coverage on

John Hancock Financial

(JHF)

with a strong buy rating.

Goldman Sachs

initiated coverage with a market outperform rating.

Donaldson Lufkin & Jenrette upgraded

Morgan Stanley Dean Witter

(MWD)

to buy from market perform.

Credit Suisse First Boston

initiated coverage of

724 Solutions

(SVNX)

as a strong buy.

Deutsche Banc Alex. Brown upgraded

SBA Communications

(SBAC) - Get Report

to strong buy from buy.

Warburg Dillon Read

raised its rating on

Unilever

(UL) - Get Report

to strong buy from hold.

CSFB initiated coverage of

Watchguard

(WGRD)

as a strong buy and set a 90, 12-month price target.