股票 › SITM
矽时科技 SITM
美股市值排名 #1269
$416.92 +$61.92 (+17.44%)
休市 · Nov 6, 10:10 pm ET · 最新盘后价 $417.47 +0.13%
开盘$405.85
昨收$355.00
当日区间$378.08 – $422.58
成交量1.65M
市值$12.59B
市盈率（TTM）416.9
股息率–
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98.4%-0.40 个百分点，较上季度
持仓机构数673+11 ，较上季度
内部人近期交易10次买入 / 38次卖出净卖出
空头持仓比例5.11% 占流通股回补天数 3.3 · 截至 15 Oct 2026
卖空成交量占比7.7%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：−$13.67M（6个净流入日，14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47.1%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3.70%升至5.11%。
近期机构持仓变动
| 股东 | 类型 | 期间 | 持股变动 | 新持股比例 |
|---|---|---|---|---|
| Artisan Partners Limited Partnership | Mutual Fund | 2026/Q3 | +289,116 | 1.6% |
| Jane Street Group, LLC | Private Company | 2026/Q3 | +235,361 | 1.4% |
| J.P. Morgan Asset Management, Inc. | Mutual Fund | 2026/Q3 | +217,498 | 1.0% |
| T. Rowe Price Group, Inc. | Mutual Fund | 2026/Q3 | +145,930 | 3.2% |
| Qube Research & Technologies Ltd | Mutual Fund | 2026/Q3 | +116,214 | 0.4% |
| Raymond James Financial, Inc. | Public Company | 2026/Q3 | +95,379 | 0.6% |
| Eagle Asset Management, Inc. | Mutual Fund | 2026/Q3 | +85,723 | 0.3% |
| SEI Investments Company | Mutual Fund | 2026/Q3 | +74,760 | 0.4% |
| Susquehanna International Group, LLP | Private Company | 2026/Q3 | +71,124 | 0.4% |
| Renaissance Technologies Corp. | Hedge Fund | 2026/Q3 | +68,280 | 0.3% |
| Hudson River Trading LLC | Private Company | 2026/Q3 | +67,962 | 0.4% |
| Neuberger Berman Investment Advisers LLC | Mutual Fund | 2026/Q3 | +54,930 | 0.4% |
| Westfield Capital Management Company, L.P. | Mutual Fund | 2026/Q3 | +49,998 | 0.2% |
| Macquarie Investment Management Business Trust | Mutual Fund | 2026/Q3 | +48,719 | 0.2% |
| AllianceBernstein | Mutual Fund | 2026/Q3 | +47,987 | 1.1% |
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 |
|---|---|---|---|---|---|---|
| 1 Oct 2026 | Fariborz Assaderaghi | Executive Vice President of Engineering & Operations | Open Market Disposition | -1,374 | $701.05 | 9,091 |
| 1 Oct 2026 | Fariborz Assaderaghi | Executive Vice President of Technology & Engineering | Intent to Sell (Form 144) | -1,374 | $678.87 | – |
| 10 Sep 2026 | Vincent Pangrazio | Executive Vice President | Open Market Disposition | -3,000 | $625.00 | 15,675 |
| 8 Sep 2026 | Rajesh Vashist | Chairperson & CEO | Other Acquisition | +0 | – | 173,809 |
| 8 Sep 2026 | Rajesh Vashist | Chairperson & CEO | Open Market Disposition | -12,000 | $603.47 | 173,809 |
| 30 Aug 2026 | Rajesh Vashist | Chairperson & CEO | Other Acquisition | +1,300 | – | 185,809 |
| 30 Aug 2026 | Rajesh Vashist | Chairperson & CEO | Other Disposition | -1,300 | – | 185,809 |
| 19 Aug 2026 | Rajesh Vashist | Chairperson & CEO | Sale to Issuer | -29,054 | $598.81 | 185,809 |
| 19 Aug 2026 | Lionel Bonnot | Executive Vice President of Worldwide Sales & Business Development | Sale to Issuer | -9,630 | $598.81 | 14,775 |
| 19 Aug 2026 | Vincent Pangrazio | Executive Vice President | Sale to Issuer | -5,419 | $598.81 | 18,675 |
| 19 Aug 2026 | Fariborz Assaderaghi | Executive Vice President of Engineering & Operations | Sale to Issuer | -9,701 | $598.81 | 10,465 |
| 19 Aug 2026 | Piyush Sevalia | Executive VP of Marketing & Chief Business Officer | Sale to Issuer | -9,701 | $598.81 | 17,954 |
| 19 Aug 2026 | Samsheer Ahmad | Senior VP of Finance & Chief Accounting Officer | Sale to Issuer | -1,484 | $598.81 | – |
| 19 Aug 2026 | Elizabeth Howe | Chief Financial Officer | Sale to Issuer | -2,740 | $598.81 | 12,378 |
| 16 Aug 2026 | Edward Frank | Independent Director | Open Market Disposition | -1,000 | $745.00 | 12,609 |
| 16 Aug 2026 | Torsten Kreindl | Independent Director | Open Market Disposition | -695 | $750.12 | 11,396 |
| 10 Aug 2026 | Katherine Schuelke | Former Independent Director | Open Market Disposition | -500 | $698.05 | 11,620 |
| 9 Aug 2026 | Lionel Bonnot | Executive Vice President of Worldwide Sales & Business Development | Open Market Disposition | -1,500 | $725.00 | 5,484 |
| 6 Aug 2026 | Torsten Kreindl | Independent Director | Open Market Disposition | -1,050 | $735.00 | 12,091 |
| 14 Jun 2026 | Rajesh Vashist | Chairperson & CEO | Open Market Disposition | -20,000 | $750.20 | 157,768 |
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 | 1,536,625 | 5.1% | 3.3 |
| 30 Sep 2026 | 1,505,923 | 5.0% | 2.9 |
| 15 Sep 2026 | 1,210,209 | 4.0% | 3.1 |
| 31 Aug 2026 | 982,102 | 3.3% | 2.9 |
| 14 Aug 2026 | 976,990 | 3.2% | 1.8 |
| 31 Jul 2026 | 1,107,720 | 3.7% | 2.4 |
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