Catch up on today's top five analyst upgrades with this list compiled by The Fly: 1. Big Lots (BIG) upgraded to Strong Buy from Market Perform at Raymond James with analyst Dan Wewer saying all productivity metrics continue to improve as the company has pruned back underperforming stores and has focused on sales, productivity, EBIT%, ROIC, FCF, dividend growth, and buybacks. Wewer notes Big Lots' short interest has reached 33% and could be a benefit as the company delivers on on earnings and guidance. 2. Dynegy (DYN) upgraded to Hold from Sell at Deutsche Bank with analyst Abe Aza citing a balanced risk/reward with the stock down 30% since February's "disappointing" New England capacity auction results. The analyst raised his price target for the shares to $7 from $6. 3. L Brands (LB) upgraded to Buy on core comp, margin opportunity at Buckingham with the firm saying the worst of trends at Victoria's Secret are past and believes core comps and margin can improve going forward. 4. Wynn Resorts (WYNN) upgraded to Buy from Hold at Union Gaming. 5. BHP Billiton (BHP) upgraded to Buy from Neutral at Citi. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage, click here.

BHP Group (BHP) is weighing a possible acquisition of Anglo American (NGLOY), Bloomberg's Crystal Tse, Dinesh Nair, and Thomas Biesheuvel report, citing people with knowledge of the matter. The company has recently been evaluating the possibility of an offer for Anglo American, the authors note. Reference Link

JPMorgan lowered the firm's price target on BHP Group to 2,650 GBp from 2,700 GBp and keeps a Neutral rating on the shares.