All three major indices are trading down today with the Dow Jones Industrial Average ( ^DJI) trading down 20 points (-0.1%) at 17,562 as of Wednesday, March 23, 2016, 12:55 PM ET. The NYSE advances/declines ratio sits at 892 issues advancing vs. 1,995 declining with 178 unchanged.

The Transportation industry currently sits down 1.8% versus the S&P 500, which is down 0.3%. On the negative front, top decliners within the industry include CSX ( CSX), down 1.6%, and Norfolk Southern ( NSC), down 0.8%.

TheStreet would like to highlight 3 stocks pushing the industry lower today:

3. AerCap Holdings ( AER) is one of the companies pushing the Transportation industry lower today. As of noon trading, AerCap Holdings is down $0.70 (-1.8%) to $37.84 on light volume. Thus far, 1.2 million shares of AerCap Holdings exchanged hands as compared to its average daily volume of 3.4 million shares. The stock has ranged in price between $37.57-$38.58 after having opened the day at $38.36 as compared to the previous trading day's close of $38.54.

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AerCap Holdings N.V., an independent aircraft leasing company, engages in the leasing, financing, sale, and management of commercial aircraft and engines in China and the United States. AerCap Holdings has a market cap of $7.6 billion and is part of the services sector. Shares are down 10.7% year-to-date as of the close of trading on Tuesday. Currently there are 8 analysts that rate AerCap Holdings a buy, no analysts rate it a sell, and 2 rate it a hold.

TheStreet Ratings rates AerCap Holdings as a hold. The company's strengths can be seen in multiple areas, such as its attractive valuation levels, expanding profit margins and good cash flow from operations. However, as a counter to these strengths, we also find weaknesses including unimpressive growth in net income, generally higher debt management risk and a generally disappointing performance in the stock itself. Get the full AerCap Holdings Ratings Report now.

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2. As of noon trading, Canadian Pacific Railway ( CP) is down $1.47 (-1.1%) to $129.29 on light volume. Thus far, 170,491 shares of Canadian Pacific Railway exchanged hands as compared to its average daily volume of 1.1 million shares. The stock has ranged in price between $129.00-$131.15 after having opened the day at $131.09 as compared to the previous trading day's close of $130.76.

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Canadian Pacific Railway Limited, together with its subsidiaries, operates a transcontinental railway in Canada and the United States. Canadian Pacific Railway has a market cap of $20.6 billion and is part of the services sector. Shares are up 2.5% year-to-date as of the close of trading on Tuesday. Currently there are 14 analysts that rate Canadian Pacific Railway a buy, no analysts rate it a sell, and 3 rate it a hold.

TheStreet Ratings rates Canadian Pacific Railway as a hold. The company's strengths can be seen in multiple areas, such as its notable return on equity and expanding profit margins. However, as a counter to these strengths, we also find weaknesses including a generally disappointing performance in the stock itself, deteriorating net income and generally higher debt management risk. Get the full Canadian Pacific Railway Ratings Report now.

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1. As of noon trading, American Airlines Group ( AAL) is down $0.82 (-1.9%) to $41.94 on average volume. Thus far, 5.9 million shares of American Airlines Group exchanged hands as compared to its average daily volume of 9.5 million shares. The stock has ranged in price between $41.58-$42.86 after having opened the day at $42.70 as compared to the previous trading day's close of $42.76.

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American Airlines Group Inc., through its subsidiaries, operates in the airline industry. As of December 31, 2015, the company operated 946 mainline aircrafts, as well as 587 regional aircrafts through regional airline subsidiaries and third-party regional carriers. American Airlines Group has a market cap of $26.2 billion and is part of the services sector. Shares are up 1.0% year-to-date as of the close of trading on Tuesday. Currently there are 9 analysts that rate American Airlines Group a buy, no analysts rate it a sell, and 4 rate it a hold.

TheStreet Ratings rates American Airlines Group as a buy. The company's strengths can be seen in multiple areas, such as its impressive record of earnings per share growth, expanding profit margins, compelling growth in net income and notable return on equity. We feel its strengths outweigh the fact that the company has had generally high debt management risk by most measures that we evaluated. Get the full American Airlines Group Ratings Report now.

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If you are interested in one of these 3 stocks, ETFs may be of interest. Investors who are bullish on the transportation industry could consider iShares Dow Jones Transportation ( IYT) while those bearish on the transportation industry could consider ProShares UltraShort Industrials ( SIJ).