- American Tower (AMT +1.6%) has been upgraded to Buy by Nomura 10 days after the company announced its $4.8B purchase of Global Tower Partners. Nomura apparently has a different view of the cell tower owner than Muddy Waters.
- EZchip (EZCH -1.1%) has been cut to Market Perform by Oppenheimer four days after Cisco unveiled its nPower X1 network processor.
- Gigamon (GIMO -3.3%) has been cut to Market Perform by Raymond James.
A roundup of tech ratings changes
Sep 16 2013, 09:45 ET