赛美创 XMTR
$114.95 +$5.94 (+5.45%)
休市 · Nov 6, 8:10 pm ET · 最新盘后价 $114.78 -0.15%
开盘$112.23
昨收$109.01
当日区间$108.19 – $117.94
成交量1.10M
市值$6.63B
市盈率（TTM）–
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101.1%-1.02 个百分点，较上季度
持仓机构数371+9 ，较上季度
内部人近期交易11次买入 / 39次卖出净卖出
空头持仓比例6.64% 占流通股回补天数 5.1 · 截至 15 Oct 2026
卖空成交量占比19.6%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：+$3.99M（8个净流入日，12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35.6%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5.11%升至6.64%。
近期机构持仓变动
| 股东 | 类型 | 期间 | 持股变动 | 新持股比例 |
|---|---|---|---|---|
| Westfield Capital Management Company, L.P. | Mutual Fund | 2026/Q3 | +192,780 | 0.3% |
| Zevenbergen Capital Investments LLC | Mutual Fund | 2026/Q3 | +159,227 | 0.5% |
| Siemens Aktiengesellschaft | Public Company | 2026/Q3 | +1,049,759 | 1.8% |
| Durable Capital Partners, LP | Hedge Fund | 2026/Q3 | +959,571 | 1.8% |
| Hood River Capital Management LLC | Mutual Fund | 2026/Q3 | +863,627 | 3.5% |
| FMR | Mutual Fund | 2026/Q3 | +780,615 | 6.8% |
| Invesco Ltd. | Mutual Fund | 2026/Q3 | +540,595 | 1.0% |
| Lord, Abbett & Co. LLC | Mutual Fund | 2026/Q3 | +477,301 | 1.1% |
| D. E. Shaw & Co., L.P. | Hedge Fund | 2026/Q3 | +361,416 | 0.6% |
| T. Rowe Price Group, Inc. | Mutual Fund | 2026/Q3 | +358,314 | 0.9% |
| UBS Asset Management | Mutual Fund | 2026/Q3 | +351,904 | 1.5% |
| BlackRock | Mutual Fund | 2026/Q3 | +339,609 | 6.7% |
| Wellington Management Group | Mutual Fund | 2026/Q3 | +280,491 | 2.3% |
| Driehaus Capital Management LLC | Mutual Fund | 2026/Q3 | +255,358 | 3.1% |
| Morgan Stanley | Public Company | 2026/Q3 | +230,524 | 0.5% |
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 |
|---|---|---|---|---|---|---|
| 11 Oct 2026 | Sanjeev Sahni | Chief Executive Officer | Automatic Disposition | -1,500 | $110.54 | 23,101 |
| 1 Oct 2026 | Randolph Altschuler | Co-Founder & Former Executive Chair | Intent to Sell (Form 144) | -5,721 | $104.83 | – |
| 1 Oct 2026 | Sanjeev Sahni | Chief Executive Officer | Automatic Disposition | -1,112 | $106.28 | 24,600 |
| 1 Oct 2026 | Vaidyanathan Raghavan | Chief Technology Officer | Automatic Disposition | -1,866 | $105.76 | 83,268 |
| 1 Oct 2026 | Randolph Altschuler | Co-Founder & Former Executive Chair | Automatic Disposition | -15,721 | $106.36 | 2,152,595 |
| 30 Sep 2026 | Randolph Altschuler | Co-Founder & Former Executive Chair | Intent to Sell (Form 144) | -10,000 | $102.50 | – |
| 13 Sep 2026 | Sanjeev Sahni | Chief Executive Officer | Automatic Disposition | -1,500 | $87.03 | 23,489 |
| 31 Aug 2026 | Randolph Altschuler | Co-Founder & Former Executive Chair | Open Market Disposition | -10,000 | $92.09 | 2,156,875 |
| 30 Aug 2026 | Katharine Weymouth | Independent Director | Derivative Exercise and Sale | -10,000 | $95.23 | 34,601 |
| 27 Aug 2026 | Katharine Weymouth | Independent Director | Intent to Sell (Form 144) | -5,000 | $94.30 | – |
| 26 Aug 2026 | Vaidyanathan Raghavan | Chief Technology Officer | Open Market Disposition | -5,000 | $96.77 | 80,989 |
| 19 Aug 2026 | Randolph Altschuler | Co-Founder & Former Executive Chair | Other Disposition | -85,582 | – | 2,166,875 |
| 18 Aug 2026 | Emily Rollins | Independent Director | Derivative Exercise and Sale | -5,000 | $85.47 | 11,455 |
| 16 Aug 2026 | Sanjeev Sahni | Chief Executive Officer | Automatic Disposition | -1,500 | $96.26 | 24,989 |
| 10 Aug 2026 | Fabio Rosati | Lead Independent Director | Open Market Disposition | -10,000 | $93.43 | 128,413 |
| 9 Aug 2026 | Fabio Rosati | Lead Independent Director | Intent to Sell (Form 144) | -10,000 | $90.53 | – |
| 5 Aug 2026 | James Miln | Chief Financial Officer | Automatic Disposition | -1,500 | $90.28 | 54,178 |
| 2 Jul 2026 | Sanjeev Sahni | Chief Executive Officer | Other Acquisition | +40,506 | – | 157,414 |
| 1 Jul 2026 | Randolph Altschuler | Co-Founder & Former Executive Chair | Intent to Sell (Form 144) | -5,722 | $97.22 | – |
| 1 Jul 2026 | James Miln | Chief Financial Officer | Intent to Sell (Form 144) | -2,392 | $97.22 | – |
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 | 3,805,177 | 6.6% | 5.1 |
| 30 Sep 2026 | 4,572,828 | 8.0% | 4.5 |
| 15 Sep 2026 | 4,028,630 | 7.0% | 7.1 |
| 31 Aug 2026 | 3,840,202 | 6.7% | 7.3 |
| 14 Aug 2026 | 3,548,624 | 6.2% | 5.3 |
| 31 Jul 2026 | 2,824,141 | 5.1% | 3.1 |
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