Editor's Note: Any reference to TheStreet Ratings and its underlying recommendation does not reflect the opinion of TheStreet, Inc. or any of its contributors including Jim Cramer. All three major indices are trading up today with the Dow Jones Industrial Average ( ^DJI) trading up 104 points (0.6%) at 18,145 as of Wednesday, May 27, 2015, 12:55 PM ET. The NYSE advances/declines ratio sits at 1,945 issues advancing vs. 1,035 declining with 155 unchanged. The Metals & Mining industry currently sits down 0.2% versus the S&P 500, which is up 0.6%. Top gainers within the industry include Royal Gold ( RGLD), up 2.2%, Alliance Holdings GP ( AHGP), up 1.8%, Teck Resources ( TCK), up 1.4% and Randgold Resources ( GOLD), up 0.9%. On the negative front, top decliners within the industry include Companhia Siderurgica Nacional ( SID), down 3.1%, and POSCO ( PKX), down 1.5%. TheStreet would like to highlight 3 stocks pushing the industry higher today: 3. Nucor ( NUE) is one of the companies pushing the Metals & Mining industry higher today. As of noon trading, Nucor is up $0.41 (0.9%) to $47.60 on light volume. Thus far, 485,079 shares of Nucor exchanged hands as compared to its average daily volume of 2.3 million shares. The stock has ranged in price between $47.07-$47.73 after having opened the day at $47.15 as compared to the previous trading day's close of $47.19. EXCLUSIVE OFFER: See inside Jim Cramer's multi-million dollar charitable trust portfolio to see the stocks he thinks could be potential winners. Click here to see his holdings for 14-days FREE. Nucor Corporation manufactures and sells steel and steel products in the United States and internationally. It operates through three segments: Steel Mills, Steel Products, and Raw Materials. Nucor has a market cap of $15.4 billion and is part of the basic materials sector. Shares are down 3.8% year-to-date as of the close of trading on Tuesday. Currently there are 8 analysts who rate Nucor a buy, no analysts rate it a sell, and 5 rate it a hold. TheStreet Ratings rates Nucor as a buy. The company's strengths can be seen in multiple areas, such as its good cash flow from operations, largely solid financial position with reasonable debt levels by most measures and notable return on equity. We feel its strengths outweigh the fact that the company shows low profit margins. Get the full Nucor Ratings Report now. EXCLUSIVE OFFER: See inside Jim Cramer's multi-million dollar charitable trust portfolio to see the stocks he thinks could be potential winners. Click here to see his holdings for 14-days FREE.