All three major indices are trading up today with the Dow Jones Industrial Average ( ^DJI) trading up 179 points (1.1%) at 16,237 as of Wednesday, Sept. 2, 2015, 12:55 PM ET. The NYSE advances/declines ratio sits at 1,904 issues advancing vs. 1,084 declining with 156 unchanged.

The Services sector currently sits up 0.4% versus the S&P 500, which is up 0.8%. A company within the sector that fell today was Netflix ( NFLX), up 3.5%. Top gainers within the sector include H&R Block ( HRB), up 7.5%, JetBlue Airways ( JBLU), up 4.5%, Alaska Air Group ( ALK), up 4.1%, American Airlines Group ( AAL), up 4.0% and Delta Air Lines ( DAL), up 3.6%.

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

3. Dollar Tree Stores ( DLTR) is one of the companies pushing the Services sector lower today. As of noon trading, Dollar Tree Stores is down $2.14 (-3.1%) to $67.50 on heavy volume. Thus far, 6.5 million shares of Dollar Tree Stores exchanged hands as compared to its average daily volume of 2.1 million shares. The stock has ranged in price between $66.03-$70.38 after having opened the day at $70.24 as compared to the previous trading day's close of $69.65.

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Dollar Tree, Inc. operates discount variety stores in the United States and Canada. Its stores offer merchandise at the fixed price of $1.00. Dollar Tree Stores has a market cap of $15.7 billion and is part of the retail industry. The company has a P/E ratio of 29.7, above the S&P 500 P/E ratio of 24.9. Shares are down 1.0% year-to-date as of the close of trading on Tuesday. Currently there are 10 analysts that rate Dollar Tree Stores a buy, 1 analyst rates it a sell, and 8 rate it a hold.

TheStreet Ratings rates Dollar Tree Stores as a buy. The company's strengths can be seen in multiple areas, such as its revenue growth, solid stock price performance, expanding profit margins and notable return on equity. We feel its strengths outweigh the fact that the company has had sub par growth in net income. Get the full Dollar Tree Stores Ratings Report now.

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2. As of noon trading, Canadian Pacific Railway ( CP) is down $1.66 (-1.2%) to $138.76 on light volume. Thus far, 350,159 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 $138.31-$142.48 after having opened the day at $141.86 as compared to the previous trading day's close of $140.42.

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Canadian Pacific Railway Limited, through its subsidiaries, operates a transcontinental railway in Canada and the United States. The company provides logistics and supply chain expertise services. Canadian Pacific Railway has a market cap of $23.4 billion and is part of the transportation industry. The company has a P/E ratio of 19.7, below the S&P 500 P/E ratio of 24.9. Shares are down 27.1% year-to-date as of the close of trading on Tuesday. Currently there are 11 analysts that rate Canadian Pacific Railway a buy, no analysts rate it a sell, and 4 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 growth in earnings per share, increase in net income, notable return on equity and expanding profit margins. We feel its strengths outweigh the fact that the company has had lackluster performance in the stock itself. Get the full Canadian Pacific Railway Ratings Report now.

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1. As of noon trading, GoPro ( GPRO) is down $3.71 (-8.5%) to $39.98 on heavy volume. Thus far, 12.8 million shares of GoPro exchanged hands as compared to its average daily volume of 7.0 million shares. The stock has ranged in price between $39.04-$41.00 after having opened the day at $40.67 as compared to the previous trading day's close of $43.69.

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GoPro, Inc. develops hardware and software solutions to alleviate consumer pain points associated with capturing, managing, sharing, and enjoying engaging content. GoPro has a market cap of $4.5 billion and is part of the consumer durables industry. The company has a P/E ratio of 32.8, above the S&P 500 P/E ratio of 24.9. Shares are down 30.9% year-to-date as of the close of trading on Tuesday. Currently there are 10 analysts that rate GoPro a buy, no analysts rate it a sell, and 4 rate it a hold.

TheStreet Ratings rates GoPro as a hold. The company's strengths can be seen in multiple areas, such as its notable return on equity, robust revenue growth and largely solid financial position with reasonable debt levels by most measures. However, as a counter to these strengths, we find that the stock itself is trading at a premium valuation. Get the full GoPro 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 services sector could consider iShares Dow Jones US Cons Services ( IYC) while those bearish on the services sector could consider ProShares Ultra Short Consumer Sers ( SCC).