今日下列公司在美國股市交易中可能有不尋常的舉動。公司股票符號在以下括號中，股價為紐約交易中心下午5:20交易價格。到9月標準普爾500期貨指數(shù)將增加0.20點至1,024.40。
    AMR集團（AMR US）：該公司的美國航空公司子公司表示，6月的載客率是86.8%，較去年同期增加1.6點。交通流量增加了3.2%。
    EMC公司（EMC US）：世界上最大的儲存電腦制造商同意以一個未公開的金額收購GreenPlum公司，公司將提供數(shù)據(jù)倉庫技術(shù)。
    晶澳太陽能控股有限公司（JASO US）：中國太陽能電池和組件制造商表示將以2930萬美元從金寶峰主席手上購買上海晶龍?zhí)柲芸萍加邢薰尽?BR>    Lockheed Martin（LMT US）：世界上最大的國防承包商，在美國獲得了5.22億美元合同，將長期生產(chǎn)并運送42低速初始生產(chǎn)批次V的F - 35聯(lián)合攻擊戰(zhàn)斗機。
    美國航空集團公司（LCC US）：該公司報告說，6月其每座位里程客運收入上升了22個百分點。

    July 6 (Bloomberg) -- Shares of the following companies may have unusual moves in U.S. trading tomorrow. Stock symbols are in parentheses, and prices are as of 5:20 p.m. in New York.
Standard & Poor’s 500 Index futures expiring in September added 0.20 point to 1,024.40.
    AMR Corp. (AMR US): The company’s American Airlines unit said its June load factor was 86.8 percent, an increase of 1.6 points from a year earlier. Traffic increased 3.2 percent, the company said.
    EMC Corp. (EMC US): The world’s biggest maker of storage computers agreed to acquire Greenplum Inc., a closely held provider of data warehousing technology, for an undisclosed amount.
    JA Solar Holdings Co. (JASO US): The Chinese maker of solar cells and modules said it will buy Shanghai Jinglong Solar Technology Co. from Chairman Baofang Jin for $29.3 million.
    Lockheed Martin Corp. (LMT US): The world’s largest defense contractor was awarded a $522 million contract from the U.S. for long-lead efforts and materials associated with the production and delivery of 42 low-rate initial production Lot V F-35 Joint Strike Fighter aircraft, according to a statement on the Defense Department web site.
    US Airways Group Inc. (LCC US): The airline reported that its passenger revenue per available seat mile rose 22 percent in June.