During these busy times, it pays to stay on top of the latest profit opportunities. And today’s blog post should be a great place to start. After taking a close look at the latest data on institutional buying pressure and each company’s fundamental health, I decided to revise my Portfolio Grader recommendations for 64 big blue chips. Chances are that you have at least one of these stocks in your portfolio, so you may want to give this list a skim and act accordingly.

This Week’s Ratings Changes:

Upgraded: From Hold to Buy
Symbol	Company Name	Quantitative Grade	Fundamental Grade	Total Grade
AAPL	Apple Inc.	B	C	B
AEE	Ameren Corporation	B	C	B
BMO	Bank of Montreal	B	C	B
DFS	Discover Financial Services	B	C	B
DISCB	Discovery, Inc.	A	D	B
ENIA	Enel Americas S.A.	C	B	B
HST	Host Hotels & Resorts, Inc.	B	B	B
NBL	Noble Energy, Inc.	C	B	B
PLD	Prologis, Inc.	B	B	B
TIF	Tiffany & Co.	A	B	B
TSN	Tyson Foods, Inc.	B	C	B
WM	Waste Management, Inc.	B	C	B

Upgraded: From Sell to Hold
Symbol	Company Name	Quantitative Grade	Fundamental Grade	Total Grade
AMGN	Amgen Inc.	C	C	C
BMY	Bristol-Myers Squibb Company	D	C	C
DRI	Darden Restaurants, Inc.	D	C	C
HON	Honeywell International Inc.	C	C	C
LEN.B	Lennar Corporation	D	B	C
LLY	Eli Lilly and Company	D	B	C
PFE	Pfizer Inc.	C	C	C
TRGP	Targa Resources Corp.	C	C	C
WEC	WEC Energy Group Inc	C	C	C

Downgraded: From Buy to Hold
Symbol	Company Name	Quantitative Grade	Fundamental Grade	Total Grade
AJG	Arthur J. Gallagher & Co.	C	B	C
ATVI	Activision Blizzard, Inc.	C	C	C
BIDU	Baidu, Inc.	C	B	C
CNQ	Canadian Natural Resources Limited	C	B	C
E	Eni SpA	C	C	C
EW	Edwards Lifesciences Corporation	C	C	C
FISV	Fiserv, Inc.	C	B	C
FTV	Fortive Corp.	C	C	C
GPN	Global Payments Inc.	C	C	C
HD	Home Depot, Inc.	B	C	C
HES	Hess Corporation	C	C	C
HPE	Hewlett Packard Enterprise Co.	D	C	C
IMO	Imperial Oil Limited	C	B	C
MFC	Manulife Financial Corporation	C	C	C
NVO	Novo Nordisk A/S	C	C	C
PX	Praxair, Inc.	C	C	C
RY	Royal Bank of Canada	C	C	C
SNE	Sony Corporation	B	D	C
SNP	China Petroleum & Chemical Corporation	C	C	C
TEL	TE Connectivity Ltd.	C	C	C
TOT	Total SA	B	C	C
VEEV	Veeva Systems Inc	C	B	C
WB	Weibo Corp	C	B	C

Downgraded: From Hold to Sell
Symbol	Company Name	Quantitative Grade	Fundamental Grade	Total Grade
AMX	America Movil SAB de CV	D	C	D
BIP	Brookfield Infrastructure Partners L.P.	D	C	D
BSX	Boston Scientific Corporation	D	C	D
C	Citigroup Inc.	D	C	D
CAG	Conagra Brands, Inc.	D	B	D
CCI	Crown Castle International Corp	D	C	D
CRH	CRH Plc	D	C	D
CUK	Carnival plc	D	C	D
FMS	Fresenius Medical Care AG & Co. KGaA	D	C	D
GS	Goldman Sachs Group, Inc.	D	C	D
IT	Gartner, Inc.	D	C	D
KR	Kroger Co.	D	B	D
MNST	Monster Beverage Corporation	D	C	D
NLY	Annaly Capital Management, Inc.	D	B	D
NOK	Nokia Oyj	D	C	D
RSG	Republic Services, Inc.	D	C	D
TRV	Travelers Companies, Inc.	D	D	D
VIA	Viacom Inc.	D	B	D
WPZ	Williams Partners, L.P.	D	D	D
WYN	Wyndham Worldwide Corporation	D	D	D
XLNX	Xilinx, Inc.	D	C	D