Zynga, Syngenta, JPMorgan Chase, Banco Santander, James River Coal, Nokia Corp, Morgan Stanley and AIXTRON are among the companies whose shares are moving in pre-market trading Tuesday.

Zynga Inc. (ZNGA) stock gained 2.23 percent to $6.20 in pre-market trading. The stock has a 52-week low of $4.78, a 52-week high of $15.91 and $4.47 billion in market capitalization.

Syngenta AG (SYT) stock gained 1.71 percent to $65.32 in pre-market trading. As announced in February, the company will adopt new segment reporting of sales and profitability starting with the first half 2012 results, to be announced on July 26.

JPMorgan Chase & Co. (JPM) stock advanced 1.64 percent to $35.90 in pre-market trading. The stock has a 52-week low of $27.85, a 52-week high of $46.49 and $134.45 billion in market capitalization.

Banco Santander SA (SAN) stock gained 1.17 percent to $6.05 in pre-market trading. Moody's Investor Services Monday downgraded Banco Santander’s long-term rating to Baa2 from A3, but it's still one notch higher than Spain's sovereign rating. It also affirmed Santander's short-term credit rating on the company at P-2 with negative outlook.

James River Coal Co. (JRCC) stock slumped 7.88 percent to $2.69 in pre-market trading. Standard & Poor's Ratings Services lowered its rating on JRCC one notch further into junk territory, saying the company’s revenues and profits in 2012 and 2013 will likely be lower than previously expected due to a warmer-than-normal winter and ongoing natural gas substitution, The Wall Street Journal reported.

Nokia Corp. (NOK) stock declined 2.28 percent to $2.14 in pre-market trading. The company stock slumped nearly 8 percent in regular trading Monday after Nomura analysts lowered Nokia's revenue forecasts. Nomura analysts currently expect NOK's revenue from Internet-surfing devices like the Lumia to be around 6 billion euros next year compared to a prior estimation of 10.9 billion euros.

Morgan Stanley (MS) stock declined 2.23 percent to $13.18 in pre-market trading. Dirk Notheis, the chief executive of the company’s German branch, has been granted a leave of absence for an indefinite period of time amid an uproar over emails he reportedly exchanged with a regional politician.

AIXTRON SE (AIXG) stock fell 2.08 percent to $13.18 in pre-market trading. The stock has a 52-week low of $11.18, a 52-week high of $35.41 and $1.36 billion in market capitalization.