Catch up on today's top five analyst actions with this list compiled by The Fly: 1. Teva (TEVA) upgraded to Buy from Hold at Argus with analyst Jason McCarthy saying the company has been making progress in resolving its "numerous challenges" of the past several years. 2. Senseonics (SENS) downgraded to Market Perform from Outperform at Raymond James with analyst Jayson Bedford stating the company's "persistent headwinds" leave him "less patient" with respect to the shares. 3.Omnova Solutions (OMN) downgraded to Hold from Buy at Deutsche Bank with analyst David Begleiter saying he believes Synthomer paid a "fair but full price" to acquire Omnova and that a competing bidder is unlikely to emerge. 4. Mercer (MERC) downgraded to Neutral from Outperformer at CIBC. 5. BASF (BASFY) initiated with a Neutral at Goldman Sachs. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage, click here.