股票 › ULS
UL认证集团 ULS
美股市值排名 #1084
$78.65 +$2.50 (+3.28%)
休市 · Nov 7, 6:40 am ET · 最新盘后价 $78.65 0.00%
开盘$74.80
昨收$76.15
当日区间$74.51 – $79.63
成交量854.2K
市值$15.88B
市盈率（TTM）31.2
股息率0.72%
股权结构与仓位
谁在持有、谁在做空，以及大资金的流向
机构持股比例106.4%+1.05 个百分点，较上季度
持仓机构数445-4 ，较上季度
内部人近期交易44次买入 / 6次卖出净买入
空头持仓比例2.71% 占流通股回补天数 4.3 · 截至 15 Oct 2026
卖空成交量占比20.1%近5日成交量平均占比
卖空成交量占当日成交量比例
大单净流入，近20个交易日
大单买入减卖出的净额（美元）。该窗口期内：+$50.4K（10个净流入日，10个净流出日）。
按单量净流入，近20个交易日
超大单/大单近似机构级别交易；中单/小单近似散户级别交易。各档买入减卖出净额，按窗口期累计。
已披露的前五大股东合计持有77.1%的流通股。
最大股东
按投资者类型
过去6次双周报告中（31 Jul 2026至15 Oct 2026），空头持仓占流通股比例已从2.45%升至2.71%。
近期机构持仓变动
| 股东 | 类型 | 期间 | 持股变动 | 新持股比例 |
|---|---|---|---|---|
| T. Rowe Price Group, Inc. | Mutual Fund | 2026/Q3 | +1,469,716 | 4.8% |
| Pictet Asset Management Limited | Mutual Fund | 2026/Q3 | +220,700 | 0.6% |
| Channing Capital Management, LLC | Mutual Fund | 2026/Q3 | +188,987 | 0.1% |
| Fenimore Asset Management, Inc. | Mutual Fund | 2026/Q3 | +177,751 | 0.1% |
| Dimensional Fund Advisors | Mutual Fund | 2026/Q3 | +106,812 | 0.2% |
| Wasatch Advisors LP | Mutual Fund | 2026/Q3 | +102,819 | 0.1% |
| Nuveen Asset Management LLC | Insurance Company | 2026/Q3 | +102,315 | 0.1% |
| BlackRock | Mutual Fund | 2026/Q3 | +1,682,816 | 3.5% |
| Pictet Asset Management Limited | Mutual Fund | 2026/Q3 | +903,083 | 0.5% |
| State Street Global Advisors | Mutual Fund | 2026/Q3 | +734,579 | 1.1% |
| Norges Bank Investment Management | Sovereign Wealth Fund | 2026/Q3 | +564,717 | 0.7% |
| Invesco Capital Management LLC | Mutual Fund | 2026/Q3 | +552,141 | 0.3% |
| Geode Capital Management, LLC | Mutual Fund | 2026/Q3 | +542,200 | 1.0% |
| Neuberger Berman Investment Advisers LLC | Mutual Fund | 2026/Q3 | +529,443 | 0.9% |
| Los Angeles Capital Management LLC | Mutual Fund | 2026/Q3 | +497,749 | 0.3% |
按报告期列出的机构买卖动态，变动幅度从大到小排列。
内部人交易
| 日期 | 内部人 | 职位 | 交易类型 | 股数 | 价格 | 交易后持股 |
|---|---|---|---|---|---|---|
| 7 Oct 2026 | Jennifer Scanlon | Chief Executive Officer | Automatic Disposition | -12,500 | $70.08 | 216,009 |
| 4 Oct 2026 | Michael Thaman | Independent Director | Other Derivative Acquisition | +444 | – | 1,142 |
| 4 Oct 2026 | Vikram Kini | Independent Director | Other Derivative Acquisition | +278 | – | 715 |
| 9 Sep 2026 | Ryan Robinson | Chief Financial Officer | Other Derivative Acquisition | +39 | – | 8,898 |
| 9 Sep 2026 | Michael Thaman | Independent Director | Other Derivative Acquisition | +4 | – | 2,213 |
| 9 Sep 2026 | James Dollive | Independent Director | Other Derivative Acquisition | +4 | – | 2,213 |
| 9 Sep 2026 | Kevin J. Kennedy | Independent Director | Other Derivative Acquisition | +4 | – | 2,213 |
| 9 Sep 2026 | Kevin J. Kennedy | Independent Director | Other Derivative Acquisition | +15 | – | 2,814 |
| 9 Sep 2026 | Marla Gottschalk | Independent Director | Other Derivative Acquisition | +19 | – | 2,213 |
| 9 Sep 2026 | Sally Susman | Independent Director | Other Derivative Acquisition | +4 | – | 2,213 |
| 9 Sep 2026 | Sally Susman | Independent Director | Other Derivative Acquisition | +15 | – | 2,814 |
| 9 Sep 2026 | Friedrich Hecker | Independent Director | Other Derivative Acquisition | +4 | – | 2,213 |
| 9 Sep 2026 | Karen Pepping | Chief Accounting Officer | Other Derivative Acquisition | +3 | – | 928 |
| 9 Sep 2026 | James Shannon | Independent Chairperson | Other Derivative Acquisition | +19 | – | 2,213 |
| 9 Sep 2026 | Jennifer Scanlon | Chief Executive Officer | Other Derivative Acquisition | +175 | – | 36,583 |
| 9 Sep 2026 | Elisabeth Torstad | Independent Director | Other Derivative Acquisition | +19 | – | 2,213 |
| 9 Sep 2026 | Linda Chapin | Executive Vice President | Other Derivative Acquisition | +9 | – | 1,843 |
| 9 Sep 2026 | George Williams | Independent Director | Other Derivative Acquisition | +19 | – | 2,213 |
| 9 Sep 2026 | Gitte Schjotz | Executive VP and Chief Business Operations & Innovation Officer | Other Derivative Acquisition | +25 | – | 3,954 |
| 9 Sep 2026 | Vikram Kini | Independent Director | Other Derivative Acquisition | +4 | – | 2,213 |
数据来自Form 4/Form 144申报文件。负数为减持（出售、赠予或代扣税款股份），正数为增持。
空头持仓（按报告期）
| 报告日期 | 空头股数 | 占流通股比例 | 回补天数 |
|---|---|---|---|
| 15 Oct 2026 | 5,467,943 | 2.7% | 4.3 |
| 30 Sep 2026 | 5,550,147 | 2.7% | 4.7 |
| 15 Sep 2026 | 5,453,131 | 2.7% | 8.6 |
| 31 Aug 2026 | 4,935,965 | 2.4% | 10.2 |
| 14 Aug 2026 | 5,295,242 | 2.6% | 3.8 |
| 31 Jul 2026 | 4,940,903 | 2.5% | 6.8 |
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