Benzinga's Top Upgrades, Downgrades For October 17, 2018

Deutsche Bank upgraded Delta Air Lines, Inc. DAL from Hold to Buy. Delta Air shares rose 3.28 percent to $54.85 in pre-market trading.
Bernstein upgraded Workday Inc WDAY from Market Perform to Outperform. Workday shares rose 2.1 percent to $136.92 in pre-market trading.
Goldman Sachs upgraded NetApp Inc. NTAP from Neutral to Buy. NetApp shares rose 3.3 percent to $80.46 in pre-market trading.
Credit Suisse upgraded Black Hills Corp BKH from Neutral to Outperform. Black Hills shares rose 0.2 percent to $60.93 in pre-market trading.
Compass Point upgraded Capstar Financial Holdings Inc CSTR from Sell to Neutral. CapStar Financial shares fell 0.85 percent to close at $15.21 on Tuesday.
Deutsche Bank upgraded American Airlines Group Inc AAL from Hold to Buy. American Airlines shares rose 4.2 percent to $34.69 in pre-market trading.
JP Morgan upgraded Navios Maritime Partners L.P. NMM from Neutral to Overweight. Navios Maritime shares rose 5 percent to $1.70 in pre-market trading.
BMO Capital upgraded Arista Networks Inc ANET from Market Perform to Outperform. Arista shares rose 1 percent to $235.99 in pre-market trading.
Analysts at Piper Jaffray upgraded Akorn, Inc. AKRX from Neutral to Overweight. Akorn shares rose 3.9 percent to $6.97 in pre-market trading.
Goldman Sachs upgraded Pure Storage Inc PSTG from Sell to Neutral. Pure Storage shares rose 2.1 percent to $23.86 in pre-market trading.

Credit Suisse downgraded Home Depot Inc HD from Outperform to Neutral. Home Depot shares fell 1.6 percent to $190.51 in pre-market trading.
KeyBanc downgraded Netflix, Inc. NFLX from Overweight to Sector Weight. Netflix shares rose 9.9 percent to $380.52 in pre-market trading.
Jefferies downgraded Hi-Crush Partners LP HCLP from Hold to Underperform. Hi-Crush Partners shares fell 6.1 percent to $8.91 in pre-market trading.
Jefferies downgraded Smart Sand Inc SND from Hold to Underperform. Smart Sand shares fell 11 percent to $3.40 in pre-market trading.
JP Morgan downgraded Scorpio Bulkers Inc SALT from Overweight to Neutral. Scorpio Bulkers shares rose 5.7 percent to close at $6.66 on Tuesday.
BTIG Research downgraded Del Taco Restaurants Inc TACO from Buy to Neutral. Del Taco shares dropped 8.3 percent to $10.02 in pre-market trading.
Credit Suisse downgraded Owens Corning OC from Outperform to Neutral. Owens-Corning shares rose 1.86 percent to close at $51.20 on Tuesday.
Bank of America downgraded Vulcan Materials Company VMC from Neutral to Underperform. Vulcan Materials shares rose 1.62 percent to close at $100.90 on Tuesday.
Craig-Hallum downgraded Acadia Healthcare Company Inc ACHC from Buy to Hold. Acadia Healthcare shares fell 1.28 percent to close at $35.48 on Tuesday.
Credit Suisse downgraded Lowe's Companies, Inc. LOW from Outperform to Neutral. Lowe's shares fell 2.1 percent to $103.77 in pre-market trading.

Buckingham initiated coverage on Simply Good Foods Co SMPL with a Buy rating. The price target for Simply Good Foods is set to $22. Simply Good Foods shares closed at $18.92 on Tuesday.
JMP Securities initiated coverage on KKR Real Estate Finance Trust Inc KREF with a Market Outperform rating. KKR Real Estate Finance Trust shares closed at $20.04 on Tuesday.
Analysts at Goldman Sachs initiated coverage on BIO-TECHNE Corp TECH with a Neutral rating. The price target for BIO-TECHNE is set to $190. BIO-TECHNE shares closed at $185.39 on Tuesday.
Analysts at Oppenheimer initiated coverage on Mongodb Inc MDB with an Outperform rating. The price target for Mongodb is set to $80. Mongodb shares closed at $70.30 on Tuesday.
Goldman Sachs initiated coverage on Bio-Rad Laboratories, Inc. BIO with a Buy rating. The price target for Bio-Rad Laboratories is set to $350. Bio-Rad Laboratories shares closed at $289.31 on Tuesday.