One out of the three major indices are trading lower today with the Dow Jones Industrial Average ( ^DJI) trading up 25 points (0.1%) at 17,526 as of Monday, May 23, 2016, 12:55 PM ET. The NYSE advances/declines ratio sits at 1,545 issues advancing vs. 1,371 declining with 153 unchanged.

The Transportation industry currently sits down 0.6% versus the S&P 500, which is down 0.1%.

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

3. Grupo Aeroportuario del Pacifico SAB de CV ( PAC) is one of the companies pushing the Transportation industry lower today. As of noon trading, Grupo Aeroportuario del Pacifico SAB de CV is down $1.01 (-1.0%) to $99.30 on light volume. Thus far, 15,614 shares of Grupo Aeroportuario del Pacifico SAB de CV exchanged hands as compared to its average daily volume of 86,100 shares. The stock has ranged in price between $98.63-$100.57 after having opened the day at $100.57 as compared to the previous trading day's close of $100.31.

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Grupo Aeroportuario del Pacifico, S.A.B. de C.V. operates airports in Mexico's Pacific region. It has 12 airports in Guadalajara, Tijuana, Puerto Vallarta, Los Cabos, La Paz, Manzanillo, Hermosillo, Guanajuato, Morelia, Aguascalientes, Mexicali, and Los Mochis. Grupo Aeroportuario del Pacifico SAB de CV has a market cap of $5.6 billion and is part of the services sector. Shares are up 13.6% year-to-date as of the close of trading on Friday. Currently there is 1 analyst that rates Grupo Aeroportuario del Pacifico SAB de CV a buy, no analysts rate it a sell, and 4 rate it a hold.

TheStreet Ratings rates Grupo Aeroportuario del Pacifico SAB de CV as a buy. The company's strengths can be seen in multiple areas, such as its robust revenue growth, notable return on equity, solid stock price performance, growth in earnings per share and good cash flow from operations. Although no company is perfect, currently we do not see any significant weaknesses which are likely to detract from the generally positive outlook. Get the full Grupo Aeroportuario del Pacifico SAB de CV Ratings Report now.

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2. As of noon trading, Canadian Pacific Railway ( CP) is down $1.09 (-0.8%) to $128.04 on average volume. Thus far, 521,541 shares of Canadian Pacific Railway exchanged hands as compared to its average daily volume of 998,800 shares. The stock has ranged in price between $127.49-$129.00 after having opened the day at $128.61 as compared to the previous trading day's close of $129.13.

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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 $19.6 billion and is part of the services sector. Shares are up 1.2% year-to-date as of the close of trading on Friday. Currently there are 13 analysts that rate Canadian Pacific Railway a buy, no analysts rate it a sell, and 5 rate it a hold.

TheStreet Ratings rates Canadian Pacific Railway as a buy. The company's strengths can be seen in multiple areas, such as its increase in net income, notable return on equity, expanding profit margins and growth in earnings per share. We feel its strengths outweigh the fact that the company shows weak operating cash flow. Get the full Canadian Pacific Railway Ratings Report now.

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1. As of noon trading, Union Pacific ( UNP) is down $0.44 (-0.5%) to $81.97 on light volume. Thus far, 1.7 million shares of Union Pacific exchanged hands as compared to its average daily volume of 4.8 million shares. The stock has ranged in price between $81.53-$82.61 after having opened the day at $82.25 as compared to the previous trading day's close of $82.41.

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Union Pacific Corporation, through its subsidiary, Union Pacific Railroad Company, operates railroads in the United States. Union Pacific has a market cap of $68.5 billion and is part of the services sector. Shares are up 5.4% year-to-date as of the close of trading on Friday. Currently there are 12 analysts that rate Union Pacific a buy, 3 analysts rate it a sell, and 6 rate it a hold.

TheStreet Ratings rates Union Pacific as a buy. The company's strengths can be seen in multiple areas, such as its largely solid financial position with reasonable debt levels by most measures, good cash flow from operations, expanding profit margins, reasonable valuation levels and notable return on equity. We feel its strengths outweigh the fact that the company has had somewhat weak growth in earnings per share. Get the full Union Pacific 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).