Analysts' Actions: ADTN COG HPQ NUS RKT

NEW YORK ( TheStreet) -- CHANGE IN RATINGS

Adtran ( ADTN) was upgraded at UBS to neutral from sell. Valuation call, based on a $24 price target, UBS said.

Infoblox ( BLOX) was upgraded at Sterne Agee to buy. $47 price target. Estimates also boosted, given stronger expected secular growth, Sterne Agee said.

Energy Company of Minas ( CIG) was downgraded to sell at TheStreet Ratings.

Cabot ( COG) was upgraded at Topeka to buy from hold. $45 price target. Recent weakness has created a buying opportunity, Topeka said.

Discover Financial Services ( DFS) was upgraded to buy from neutral at Citigroup. $56 price target. Risk/reward more attractive on pullback, Citigroup said.

Hewlett-Packard ( HPQ) was upgraded at Mizuho to neutral from underperform. $22 price target. Company is focused on growth opportunities and managing the declines in other areas, Mizuho said.

Nu Skin ( NUS) was upgraded at DA Davidson to buy from neutral. Valuation call, based on a $110 price target, DA Davidson said.

Pico Holdings ( PICO) was upgraded to hold at TheStreet Ratings.

Rock-Tenn ( RKT) was upgraded at DA Davidson to buy from neutral. Stocks has pulled back 21% since posting blowout earnings, DA Davidson said.

Stratasys ( SSYS) was upgraded at J.P. Morgan to overweight from neutral. $101.50 price target. Pullback provides entry point for long-term investors, J.P. Morgan said.

Stock Comments / EPS Changes

Costco ( COST) estimates were reduced at UBS through 2015. Membership fee income is trailing expectations, UBS said. Buy rating and $124 price target.

Citrix ( CTXS) estimates, price target were reduced at Credit Suisse. Shares are now seen reaching $85. Estimates were also cut, given the company's new guidance, Credit Suisse said. Outperform rating.

Chevron ( CVX) estimates were lowered at UBS through 2014. Company is seeing lower earnings across the board, UBS said. Neutral rating and $125 price target.

Potlach ( PCH) was upgraded at DA Davidson to buy from neutral. Stocks has pulled back 25% from recent highs.

RPM ( RPM) estimates, target were raised at Credit Suisse. Shares are now seen reaching $41. Estimates were also increased, as new products should drive growth, Credit Suisse said. Neutral rating.

>To submit a news tip, email: tips@thestreet.com.

Follow TheStreet on Twitter and become a fan on Facebook.
This article was written by a staff member of TheStreet.

If you liked this article you might like

5 Stocks That Look Good Short

5 Stocks That Look Good Short

Market Can't Sustain Upside Push

Market Can't Sustain Upside Push

ADTRAN Looks Attractive From the Long Side

ADTRAN Looks Attractive From the Long Side

Why AT&T's Planned Purchase of Time Warner Could Could Spell Bad News for Ciena, Others

Why AT&T's Planned Purchase of Time Warner Could Could Spell Bad News for Ciena, Others

Adtran (ADTN) Stock Jumping as Q3 Results Beat Expectations

Adtran (ADTN) Stock Jumping as Q3 Results Beat Expectations