<p>国会资产管理公司在最近向证券交易委员会的披露中表示，在第三季度将其在广达服务公司（NYSE:PWR - 免费报告）股票中的持仓增加了 316.9%。该公司在此期间额外购买了 149,092 股后，持有 196,145 股该建筑公司的股票。国会资产管理公司在最近一个季度末持有的广达服务公司股份约占 0.13%，价值 81,287,000 美元。</p>
<p>获取 <strong>广达服务</strong> 的提醒：</p>
<ul>
<li>广达服务：人工智能数据中心推动的支柱</li>
</ul>
<p>其他几家对冲基金和机构投资者最近也增加或减少了在该公司的股份。Old Port Advisors 在第二季度将其在广达服务公司的持股增加了 0.7%。Old Port Advisors 现在拥有 3,944 股该建筑公司的股票，价值 1,491,000 美元，此前在上个季度又购买了 26 股。Ashton Thomas Private Wealth LLC 在第二季度将其在广达服务公司的股份增加了 1.2%。Ashton Thomas Private Wealth LLC 现在拥有 2,250 股该建筑公司的股票，价值 851,000 美元，此前在上个季度又购买了 26 股。Carr Financial Group Corp 在第三季度将其在广达服务公司的持股增加了 1.8%。Carr Financial Group Corp 现在拥有 1,471 股该建筑公司的股票，价值 610,000 美元，此前在此期间又购买了 26 股。RiverPark Advisors LLC 在第二季度将其在广达服务公司的持仓增加了 29.3%。RiverPark Advisors LLC 现在拥有 128 股该建筑公司的股票，价值 48,000 美元，此前在上个季度又购买了 29 股。最后，美国资本财富顾问公司在第三季度将其在广达服务公司的持股增加了 0.6%。美国资本财富顾问公司现在拥有 5,111 股该建筑公司的股票，价值 2,118,000 美元，此前在此期间又购买了 29 股。90.49% 的股票目前由机构投资者持有。</p>
<h2>分析师升级与降级</h2>
<p>PWR 已经成为多份分析师报告的主题。Evercore ISI 在 10 月 31 日的研究报告中将广达服务的目标价从 410.00 美元上调至 480.00 美元，并给予该股票 “跑赢大盘” 的评级。摩根大通在 12 月 8 日的报告中将广达服务的股票评级从 “中性” 上调至 “增持”，并将该公司的目标价从 457.00 美元上调至 515.00 美元。Argus 在 10 月 31 日的研究报告中对广达服务的股票设定了 540.00 美元的目标价。Stifel Nicolaus 在 11 月 3 日的研究报告中对广达服务的股票设定了 495.00 美元的目标价。最后，高盛集团在 11 月 24 日的研究报告中对广达服务设定了 495.00 美元的目标价。十四位股票研究分析师对该股票给予了买入评级，十一位分析师给予了持有评级。根据 MarketBeat 的数据，该股票目前的共识评级为 “适度买入”，共识目标价为 450.10 美元。</p>
<ul>
<li>智能资金涌入 GRID ETF，推动万亿美元电力升级</li>
</ul>
<p><strong>获取我们最新的广达服务股票分析</strong></p>
<h2>广达服务股票上涨 1.2%</h2>
<p>广达服务的股票在周五开盘价为 426.50 美元。该公司的 50 日简单移动平均线为 443.31 美元，200 日简单移动平均线为 406.45 美元。该公司的市值为 636 亿美元，市盈率为 63.19，PEG 比率为 2.42，贝塔值为 1.14。广达服务公司过去 12 个月的最低价为 227.08 美元，最高价为 473.99 美元。该公司的流动比率为 1.34，速动比率为 1.30，债务股本比率为 0.66。</p>
<ul>
<li>广达服务股票是基础设施电网投资的选择</li>
</ul>
<p>广达服务（NYSE:PWR - 获取免费报告）在 10 月 30 日发布了其季度财报。该建筑公司报告本季度每股收益为 3.33 美元，超出市场共识预期的 3.24 美元，超出幅度为 0.09 美元。该公司本季度的收入为 76.3 亿美元，而市场共识预期为 74.1 亿美元。广达服务的净利润率为 3.74%，股本回报率为 18.74%。该公司本季度的收入较去年同期增长了 17.5%。在去年同期，该公司每股收益为 2.72 美元。广达服务已将其 2025 财年的指导目标设定为 10.330-10.830 美元每股收益。分析师预测广达服务公司在当前年度将发布 9.34 美元每股收益。</p>
<h2>广达服务的内部交易</h2>
<p>在其他消息中，执行副总裁 Donald Wayne 在 11 月 6 日的交易中出售了 14,000 股公司的股票。该股票的平均售价为 443.81 美元，总价值为 6,213,340.00 美元。交易完成后，该执行副总裁直接持有公司 34,575 股，价值 15,344,730.75 美元。这笔交易代表其持股减少了 28.82%。该出售在向 SEC 提交的文件中披露，该文件可通过 SEC 网站获取。此外，内部人士 Gerald A. Ducey, Jr.在 11 月 6 日的交易中出售了 7,653 股公司的股票。该股票的平均售价为 446.08 美元，总价值为 3,413,850.24 美元。交易完成后，该内部人士持有公司 19,960 股，价值约 8,903,756.80 美元。这代表其持股减少了 27.72%。该出售的披露信息可在 SEC 的文件中找到。在过去的九十天里，内部人士已出售 32,002 股公司股票，价值 14,295,857 美元。1.10% 的股票由公司内部人士持有。</p>
<h2>关于广达服务</h2>
<p>（免费报告）</p>
<p>广达服务公司是一家领先的专业承包商，为电力、管道和能源以及通信市场提供全面的基础设施解决方案。公司总部位于德克萨斯州休斯顿，提供工程、采购、施工、安装、维护和修理服务，以支持关键能源和通信网络的发展、现代化和持续运营。</p>
<p>在电力行业，广达服务公司参与输电和配电系统、变电站建设以及包括可再生能源和能源存储整合的电网现代化项目。</p>
<h2>进一步阅读</h2>
<ul>
<li>我们更看好的五只股票：广达服务公司</li>
<li>如何交易便士股票：逐步指南</li>
<li>这三家银行在年末上涨，但这种趋势会持续吗？</li>
<li>如何计算退休收入：MarketBeat 的计算器</li>
<li>三只飙升的股票刚刚获得标准普尔 500 的最终认可</li>
<li>异常交易量的股票：如何实时找到异常交易量的股票</li>
<li>这只 ETF 在美联储降息后获得了重大助力</li>
</ul>
<p><strong>想知道其他对广达服务公司持有 PWR 的对冲基金吗？</strong> 请访问 HoldingsChannel.com，获取广达服务公司（NYSE:PWR - 免费报告）的最新 13F 文件和内部交易信息。</p>
<p><img src="https://imageproxy.pbkrs.com/https://www.marketbeat.com/scripts/SECFilingChart.ashx/query-UHJlZml4PU5ZU0UmU3ltYm9sPVBXUg?x-oss-process=image/auto-orient,1/interlace,1/resize,w_1440,h_1440/quality,q_95/format,jpg" alt="" original-src="https://imageproxy.pbkrs.com/https://www.marketbeat.com/scripts/SECFilingChart.ashx/query-UHJlZml4PU5ZU0UmU3ltYm9sPVBXUg"/></p>
<p><em>此即时新闻提醒由叙事科学技术和 MarketBeat 的金融数据生成，以便为读者提供最快的报道和公正的覆盖。如对本故事有任何问题或意见，请发送至 contact@marketbeat.com。</em></p>
<h2>你现在应该投资 1,000 美元在广达服务公司吗？</h2>
<p>在考虑广达服务公司之前，你需要听听这个。</p>
<p>MarketBeat 每天跟踪华尔街顶级评级和表现最佳的研究分析师及其推荐给客户的股票。MarketBeat 已识别出五只顶级分析师悄悄向客户推荐的股票，建议在更广泛的市场注意到之前购买……而广达服务公司并不在名单上。</p>
<p>虽然广达服务公司目前在分析师中获得中等买入评级，但顶级分析师认为这五只股票更值得购买。</p>
<p>在这里查看这五只股票</p>

广达服务

<p>国会资产管理公司在第三季度将其在广达服务的股份增加了 316.9%，目前持有 196,145 股，价值 8130 万美元。分析师已上调广达服务的股票评级，目标价格范围在 450.10 美元至 540.00 美元之间。该股票开盘价为 426.50 美元，市值为 636 亿美元。广达服务报告第三季度每股收益为 3.33 美元，超出预期，收入为 76.3 亿美元，同比增长 17.5%</p>

<p>Congress Asset Management Co. increased its position in shares of Quanta Services, Inc. (NYSE:PWR - Free Report) by 316.9% during the 3rd quarter, according to the company in its most recent disclosure with the Securities and Exchange Commission. The firm owned 196,145 shares of the construction company's stock after buying an additional 149,092 shares during the period. Congress Asset Management Co. owned about 0.13% of Quanta Services worth $81,287,000 at the end of the most recent quarter.</p>
<div class="lb-trans"><p>国会资产管理公司在最近向证券交易委员会的披露中表示，在第三季度将其在广达服务公司（NYSE:PWR - 免费报告）股票中的持仓增加了 316.9%。该公司在此期间额外购买了 149,092 股后，持有 196,145 股该建筑公司的股票。国会资产管理公司在最近一个季度末持有的广达服务公司股份约占 0.13%，价值 81,287,000 美元。</p>
</div><p>Get <strong>Quanta Services</strong> alerts:</p>
<div class="lb-trans"><p>获取 <strong>广达服务</strong> 的提醒：</p>
</div><ul>
<li>Quanta Services: The Backbone of the AI Data Center Push</li>
</ul>
<div class="lb-trans"><ul>
<li>广达服务：人工智能数据中心推动的支柱</li>
</ul>
</div><p>Several other hedge funds and other institutional investors also recently added to or reduced their stakes in the business. Old Port Advisors raised its holdings in shares of Quanta Services by 0.7% in the 2nd quarter. Old Port Advisors now owns 3,944 shares of the construction company's stock valued at $1,491,000 after purchasing an additional 26 shares in the last quarter. Ashton Thomas Private Wealth LLC raised its stake in Quanta Services by 1.2% in the second quarter. Ashton Thomas Private Wealth LLC now owns 2,250 shares of the construction company's stock worth $851,000 after buying an additional 26 shares in the last quarter. Carr Financial Group Corp lifted its holdings in Quanta Services by 1.8% during the third quarter. Carr Financial Group Corp now owns 1,471 shares of the construction company's stock worth $610,000 after buying an additional 26 shares during the period. RiverPark Advisors LLC boosted its position in Quanta Services by 29.3% during the 2nd quarter. RiverPark Advisors LLC now owns 128 shares of the construction company's stock valued at $48,000 after acquiring an additional 29 shares in the last quarter. Finally, U.S. Capital Wealth Advisors LLC increased its holdings in shares of Quanta Services by 0.6% in the 3rd quarter. U.S. Capital Wealth Advisors LLC now owns 5,111 shares of the construction company's stock valued at $2,118,000 after acquiring an additional 29 shares during the period. 90.49% of the stock is currently owned by institutional investors.</p>
<div class="lb-trans"><p>其他几家对冲基金和机构投资者最近也增加或减少了在该公司的股份。Old Port Advisors 在第二季度将其在广达服务公司的持股增加了 0.7%。Old Port Advisors 现在拥有 3,944 股该建筑公司的股票，价值 1,491,000 美元，此前在上个季度又购买了 26 股。Ashton Thomas Private Wealth LLC 在第二季度将其在广达服务公司的股份增加了 1.2%。Ashton Thomas Private Wealth LLC 现在拥有 2,250 股该建筑公司的股票，价值 851,000 美元，此前在上个季度又购买了 26 股。Carr Financial Group Corp 在第三季度将其在广达服务公司的持股增加了 1.8%。Carr Financial Group Corp 现在拥有 1,471 股该建筑公司的股票，价值 610,000 美元，此前在此期间又购买了 26 股。RiverPark Advisors LLC 在第二季度将其在广达服务公司的持仓增加了 29.3%。RiverPark Advisors LLC 现在拥有 128 股该建筑公司的股票，价值 48,000 美元，此前在上个季度又购买了 29 股。最后，美国资本财富顾问公司在第三季度将其在广达服务公司的持股增加了 0.6%。美国资本财富顾问公司现在拥有 5,111 股该建筑公司的股票，价值 2,118,000 美元，此前在此期间又购买了 29 股。90.49% 的股票目前由机构投资者持有。</p>
</div><h2>Analyst Upgrades and Downgrades</h2>
<div class="lb-trans"><h2>分析师升级与降级</h2>
</div><p>PWR has been the subject of a number of analyst reports. Evercore ISI upped their price objective on Quanta Services from $410.00 to $480.00 and gave the stock an &#34;outperform&#34; rating in a research note on Friday, October 31st. JPMorgan Chase &amp; Co. upgraded shares of Quanta Services from a &#34;neutral&#34; rating to an &#34;overweight&#34; rating and raised their price target for the company from $457.00 to $515.00 in a report on Monday, December 8th. Argus set a $540.00 price objective on shares of Quanta Services in a research note on Friday, October 31st. Stifel Nicolaus set a $495.00 target price on shares of Quanta Services in a research note on Monday, November 3rd. Finally, The Goldman Sachs Group set a $495.00 price target on Quanta Services in a research report on Monday, November 24th. Fourteen equities research analysts have rated the stock with a Buy rating and eleven have assigned a Hold rating to the stock. According to MarketBeat, the stock presently has a consensus rating of &#34;Moderate Buy&#34; and a consensus target price of $450.10.</p>
<div class="lb-trans"><p>PWR 已经成为多份分析师报告的主题。Evercore ISI 在 10 月 31 日的研究报告中将广达服务的目标价从 410.00 美元上调至 480.00 美元，并给予该股票 “跑赢大盘” 的评级。摩根大通在 12 月 8 日的报告中将广达服务的股票评级从 “中性” 上调至 “增持”，并将该公司的目标价从 457.00 美元上调至 515.00 美元。Argus 在 10 月 31 日的研究报告中对广达服务的股票设定了 540.00 美元的目标价。Stifel Nicolaus 在 11 月 3 日的研究报告中对广达服务的股票设定了 495.00 美元的目标价。最后，高盛集团在 11 月 24 日的研究报告中对广达服务设定了 495.00 美元的目标价。十四位股票研究分析师对该股票给予了买入评级，十一位分析师给予了持有评级。根据 MarketBeat 的数据，该股票目前的共识评级为 “适度买入”，共识目标价为 450.10 美元。</p>
</div><ul>
<li>Smart Money Piles Into GRID ETF on Trillion-Dollar Power Upgrade</li>
</ul>
<div class="lb-trans"><ul>
<li>智能资金涌入 GRID ETF，推动万亿美元电力升级</li>
</ul>
</div><p><strong>Get Our Latest Stock Analysis on Quanta Services</strong></p>
<div class="lb-trans"><p><strong>获取我们最新的广达服务股票分析</strong></p>
</div><h2>Quanta Services Trading Up 1.2%</h2>
<div class="lb-trans"><h2>广达服务股票上涨 1.2%</h2>
</div><p>Shares of Quanta Services stock opened at $426.50 on Friday. The firm's 50 day simple moving average is $443.31 and its two-hundred day simple moving average is $406.45. The firm has a market capitalization of $63.60 billion, a price-to-earnings ratio of 63.19, a PEG ratio of 2.42 and a beta of 1.14. Quanta Services, Inc. has a 12-month low of $227.08 and a 12-month high of $473.99. The company has a current ratio of 1.34, a quick ratio of 1.30 and a debt-to-equity ratio of 0.66.</p>
<div class="lb-trans"><p>广达服务的股票在周五开盘价为 426.50 美元。该公司的 50 日简单移动平均线为 443.31 美元，200 日简单移动平均线为 406.45 美元。该公司的市值为 636 亿美元，市盈率为 63.19，PEG 比率为 2.42，贝塔值为 1.14。广达服务公司过去 12 个月的最低价为 227.08 美元，最高价为 473.99 美元。该公司的流动比率为 1.34，速动比率为 1.30，债务股本比率为 0.66。</p>
</div><ul>
<li>Quanta Services Stock is an Infrastructure Power Grid Play</li>
</ul>
<div class="lb-trans"><ul>
<li>广达服务股票是基础设施电网投资的选择</li>
</ul>
</div><p>Quanta Services (NYSE:PWR - Get Free Report) last posted its quarterly earnings data on Thursday, October 30th. The construction company reported $3.33 EPS for the quarter, topping the consensus estimate of $3.24 by $0.09. The business had revenue of $7.63 billion during the quarter, compared to the consensus estimate of $7.41 billion. Quanta Services had a net margin of 3.74% and a return on equity of 18.74%. The business's revenue for the quarter was up 17.5% compared to the same quarter last year. During the same period in the previous year, the firm posted $2.72 earnings per share. Quanta Services has set its FY 2025 guidance at 10.330-10.830 EPS. Analysts predict that Quanta Services, Inc. will post 9.34 EPS for the current year.</p>
<div class="lb-trans"><p>广达服务（NYSE:PWR - 获取免费报告）在 10 月 30 日发布了其季度财报。该建筑公司报告本季度每股收益为 3.33 美元，超出市场共识预期的 3.24 美元，超出幅度为 0.09 美元。该公司本季度的收入为 76.3 亿美元，而市场共识预期为 74.1 亿美元。广达服务的净利润率为 3.74%，股本回报率为 18.74%。该公司本季度的收入较去年同期增长了 17.5%。在去年同期，该公司每股收益为 2.72 美元。广达服务已将其 2025 财年的指导目标设定为 10.330-10.830 美元每股收益。分析师预测广达服务公司在当前年度将发布 9.34 美元每股收益。</p>
</div><h2>Insider Transactions at Quanta Services</h2>
<div class="lb-trans"><h2>广达服务的内部交易</h2>
</div><p>In other news, EVP Donald Wayne sold 14,000 shares of the firm's stock in a transaction dated Thursday, November 6th. The stock was sold at an average price of $443.81, for a total value of $6,213,340.00. Following the completion of the transaction, the executive vice president directly owned 34,575 shares in the company, valued at $15,344,730.75. This trade represents a 28.82% decrease in their ownership of the stock. The sale was disclosed in a document filed with the SEC, which is available through the SEC website. Also, insider Gerald A. Ducey, Jr. sold 7,653 shares of the company's stock in a transaction that occurred on Thursday, November 6th. The shares were sold at an average price of $446.08, for a total value of $3,413,850.24. Following the completion of the sale, the insider owned 19,960 shares in the company, valued at approximately $8,903,756.80. This represents a 27.72% decrease in their position. The disclosure for this sale is available in the SEC filing. In the last ninety days, insiders have sold 32,002 shares of company stock valued at $14,295,857. 1.10% of the stock is owned by company insiders.</p>
<div class="lb-trans"><p>在其他消息中，执行副总裁 Donald Wayne 在 11 月 6 日的交易中出售了 14,000 股公司的股票。该股票的平均售价为 443.81 美元，总价值为 6,213,340.00 美元。交易完成后，该执行副总裁直接持有公司 34,575 股，价值 15,344,730.75 美元。这笔交易代表其持股减少了 28.82%。该出售在向 SEC 提交的文件中披露，该文件可通过 SEC 网站获取。此外，内部人士 Gerald A. Ducey, Jr.在 11 月 6 日的交易中出售了 7,653 股公司的股票。该股票的平均售价为 446.08 美元，总价值为 3,413,850.24 美元。交易完成后，该内部人士持有公司 19,960 股，价值约 8,903,756.80 美元。这代表其持股减少了 27.72%。该出售的披露信息可在 SEC 的文件中找到。在过去的九十天里，内部人士已出售 32,002 股公司股票，价值 14,295,857 美元。1.10% 的股票由公司内部人士持有。</p>
</div><h2>About Quanta Services</h2>
<div class="lb-trans"><h2>关于广达服务</h2>
</div><p>(Free Report)</p>
<div class="lb-trans"><p>（免费报告）</p>
</div><p>Quanta Services, Inc is a leading specialty contractor that provides comprehensive infrastructure solutions for the electric power, pipeline and energy, and communications markets. Headquartered in Houston, Texas, the company delivers engineering, procurement, construction, installation, maintenance and repair services that support the development, modernization and ongoing operation of critical energy and communications networks.</p>
<div class="lb-trans"><p>广达服务公司是一家领先的专业承包商，为电力、管道和能源以及通信市场提供全面的基础设施解决方案。公司总部位于德克萨斯州休斯顿，提供工程、采购、施工、安装、维护和修理服务，以支持关键能源和通信网络的发展、现代化和持续运营。</p>
</div><p>In the electric power sector, Quanta works on transmission and distribution systems, substation construction and grid modernization projects that include integration of renewable generation and energy storage.</p>
<div class="lb-trans"><p>在电力行业，广达服务公司参与输电和配电系统、变电站建设以及包括可再生能源和能源存储整合的电网现代化项目。</p>
</div><h2>Further Reading</h2>
<div class="lb-trans"><h2>进一步阅读</h2>
</div><ul>
<li>Five stocks we like better than Quanta Services</li>
<li>How to trade penny stocks: A step-by-step guide</li>
<li>These 3 Banks Are Rallying Into Year-End, But Will It Continue?</li>
<li>How to Calculate Retirement Income: MarketBeat’s Calculator</li>
<li>3 Surging Stocks Just Got the Ultimate Stamp of Approval From the S&amp;P 500</li>
<li>Stocks with Unusual Volume: How to Find Unusual Volume Stocks in Real Time</li>
<li>This ETF Caught a Major Tailwind After the Fed’s Rate Cut</li>
</ul>
<div class="lb-trans"><ul>
<li>我们更看好的五只股票：广达服务公司</li>
<li>如何交易便士股票：逐步指南</li>
<li>这三家银行在年末上涨，但这种趋势会持续吗？</li>
<li>如何计算退休收入：MarketBeat 的计算器</li>
<li>三只飙升的股票刚刚获得标准普尔 500 的最终认可</li>
<li>异常交易量的股票：如何实时找到异常交易量的股票</li>
<li>这只 ETF 在美联储降息后获得了重大助力</li>
</ul>
</div><p><strong>Want to see what other hedge funds are holding PWR?</strong> Visit HoldingsChannel.com to get the latest 13F filings and insider trades for Quanta Services, Inc. (NYSE:PWR - Free Report).</p>
<div class="lb-trans"><p><strong>想知道其他对广达服务公司持有 PWR 的对冲基金吗？</strong> 请访问 HoldingsChannel.com，获取广达服务公司（NYSE:PWR - 免费报告）的最新 13F 文件和内部交易信息。</p>
</div><p><img src="https://imageproxy.pbkrs.com/https://www.marketbeat.com/scripts/SECFilingChart.ashx/query-UHJlZml4PU5ZU0UmU3ltYm9sPVBXUg" alt="" original-src="https://www.marketbeat.com/scripts/SECFilingChart.ashx?Prefix=NYSE&amp;Symbol=PWR"/></p>
<p><em>This instant news alert was generated by narrative science technology and financial data from MarketBeat in order to provide readers with the fastest reporting and unbiased coverage. Please send any questions or comments about this story to contact@marketbeat.com.</em></p>
<div class="lb-trans"><p><em>此即时新闻提醒由叙事科学技术和 MarketBeat 的金融数据生成，以便为读者提供最快的报道和公正的覆盖。如对本故事有任何问题或意见，请发送至 contact@marketbeat.com。</em></p>
</div><h2>Should You Invest $1,000 in Quanta Services Right Now?</h2>
<div class="lb-trans"><h2>你现在应该投资 1,000 美元在广达服务公司吗？</h2>
</div><p>Before you consider Quanta Services, you'll want to hear this.</p>
<div class="lb-trans"><p>在考虑广达服务公司之前，你需要听听这个。</p>
</div><p>MarketBeat keeps track of Wall Street's top-rated and best performing research analysts and the stocks they recommend to their clients on a daily basis. MarketBeat has identified the five stocks that top analysts are quietly whispering to their clients to buy now before the broader market catches on... and Quanta Services wasn't on the list.</p>
<div class="lb-trans"><p>MarketBeat 每天跟踪华尔街顶级评级和表现最佳的研究分析师及其推荐给客户的股票。MarketBeat 已识别出五只顶级分析师悄悄向客户推荐的股票，建议在更广泛的市场注意到之前购买……而广达服务公司并不在名单上。</p>
</div><p>While Quanta Services currently has a Moderate Buy rating among analysts, top-rated analysts believe these five stocks are better buys.</p>
<div class="lb-trans"><p>虽然广达服务公司目前在分析师中获得中等买入评级，但顶级分析师认为这五只股票更值得购买。</p>
</div><p>View The Five Stocks Here</p>
<div class="lb-trans"><p>在这里查看这五只股票</p>
</div>

Congress Asset Management Co.购买了 149,092 股 Quanta Services, Inc.的股票，代码为$PWR