Catch up on today's top five analyst upgrades with this list compiled by The Fly: 1. Transocean (RIG) upgraded to Outperform from Market Perform at Wells Fargo with analyst Judson Bailey saying he "significantly" increased his EBITDA and net asset value estimates across the offshore drilling space to reflect increasing demand combined with tightening availability for high spec ultra-deepwater rigs. 2. TSMC (TSM) upgraded to Overweight from Equal Weight at Morgan Stanley. 3. Mechel (MTL) upgraded to Neutral from Sell at Citi. 4. Juniper (JNPR) upgraded to Buy from Neutral at Nomura Instinet with analyst Jeffrey Kvaal saying he believes Juniper "will finally be able to catch the webscale capex growth tailwind in 2019." 5. E-Trade (ETFC) upgraded to Buy from Hold at Jefferies with analyst Daniel Fannon saying the stock's current valuation is attractive for the core business while the financial and strategic benefits as a takeout candidate remain intact. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage, click here.