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波士顿科学 BSX

美股市值排名 #358医疗器械脑机接口

$42.75 −$1.89 (-4.23%)

休市 · Nov 6, 9:50 pm ET · 最新盘后价 $42.80 +0.12%

开盘$43.35

昨收$44.64

当日区间$42.69 – $43.63

成交量14.71M

市值$61.96B

市盈率（TTM）18.0

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93.3%-0.67 个百分点，较上季度

持仓机构数1,883+30 ，较上季度

内部人近期交易38次买入 / 11次卖出净买入

空头持仓比例2.81% 占流通股回补天数 2.6 · 截至 15 Oct 2026

卖空成交量占比9.9%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：−$205.99M（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27.3%的流通股。

最大股东

BlackRock8.95%
Vanguard Capital Management, LLC7.27%
State Street Global Advisors4.84%
PRIMECAP Management Company3.49%
FMR2.73%
Geode Capital Management, LLC2.38%
Capital Research2.17%
Vanguard Portfolio Management, LLC2.06%

按投资者类型

Mutual Fund72.10%
Hedge Fund8.54%
Public Company3.51%
Government Pension Fund2.97%
Private Company2.83%
Sovereign Wealth Fund1.54%
VC/PE Fund0.56%
Endowment Fund0.41%

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1.50%升至2.81%。

近期机构持仓变动

股东	类型	期间	持股变动	新持股比例
Deka Investment GmbH	Mutual Fund	2026/Q3	+2,997,949	0.3%
Amundi Luxembourg S.A.	Mutual Fund	2026/Q3	+2,597,641	0.2%
Assenagon Asset Management S.A.	Mutual Fund	2026/Q3	+2,560,904	0.5%
Amundi Luxembourg S.A.	Mutual Fund	2026/Q3	+2,597,641	0.2%
PRIMECAP Management Company	Mutual Fund	2026/Q3	+17,991,140	3.5%
MFS Investment Management	Mutual Fund	2026/Q3	+13,862,619	1.7%
Two Sigma Investments, LP	Hedge Fund	2026/Q3	+9,947,792	1.3%
Arrowstreet Capital, Limited Partnership	Mutual Fund	2026/Q3	+9,402,245	1.6%
Fidelity International Ltd	Mutual Fund	2026/Q3	+9,117,938	0.9%
Capital Research	Mutual Fund	2026/Q3	+8,499,126	2.2%
Jane Street Group, LLC	Private Company	2026/Q3	+8,055,874	0.8%
AQR Capital Management	Hedge Fund	2026/Q3	+4,384,381	0.7%
RBC Rochdale, LLC	Mutual Fund	2026/Q3	+3,504,566	0.3%
Qube Research & Technologies Ltd	Mutual Fund	2026/Q3	+3,373,891	0.6%
Farallon Capital Management, L.L.C.	Hedge Fund	2026/Q3	+3,050,500	0.7%

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 Sep 2026	Padraig O'Connor		Derivative Exercise and Sale	-567	$48.37	7,892
1 Sep 2026	Padraig O'Connor		Derivative Exercise and Retained	+604	–	7,892
24 Aug 2026	Susan Morano	Independent Director	Open Market Acquisition	+2,040	$49.22	13,784
10 Aug 2026	Emily Woodworth	Senior VP, Global Controller & Chief Accounting Officer	Acquisition Under Employee Benef	+2,930	$51.19	6,053
9 Aug 2026	Jonathan Monson	Chief Financial Officer	Acquisition Under Employee Benef	+9,908	$50.46	48,971
4 Aug 2026	David Habiger	Independent Director	Open Market Acquisition	+2,100	$47.59	17,160
3 Aug 2026	David Habiger	Independent Director	Open Market Acquisition	+1,182	$48.59	15,060
2 Aug 2026	Michael Mahoney	Chairperson & CEO	Open Market Acquisition	+186,240	$48.33	1,612,143
2 Aug 2026	Michael Mahoney	Chairperson & CEO	Acquisition Under Employee Benef	+22,119	$48.43	1,612,143
30 Jul 2026	Edward Ludwig	Lead Independent Director	Open Market Acquisition	+5,000	$45.48	30,359
30 Jul 2026	Joseph Fitzgerald	Executive VP & Group President of Cardiovascular	Acquisition Under Employee Benef	+64,198	$46.73	283,339
30 Jun 2026	Jonathan Monson	Chief Financial Officer	Derivative Exercise and Sale	-1,010	$43.06	39,063
30 Jun 2026	Jonathan Monson	Chief Financial Officer	Derivative Exercise and Retained	+1,077	–	39,063
27 May 2026	Michael Mahoney	Chairperson & CEO	Other Disposition	-386,755	–	1,403,784
19 May 2026	Edward Ludwig	Lead Independent Director	Open Market Acquisition	+3,580	$56.68	25,359
19 May 2026	Cheryl Pegus	Independent Director	Open Market Acquisition	+1,770	$56.49	1,770
19 May 2026	David Habiger	Independent Director	Open Market Acquisition	+4,450	$56.95	13,878
6 May 2026	Edward Ludwig	Lead Independent Director	Other Acquisition	+3,800	–	21,779
6 May 2026	Ellen Zane	Independent Director	Other Acquisition	+3,800	–	27,934
6 May 2026	David Wichmann	Independent Director	Other Acquisition	+3,800	–	45,382

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	40,708,019	2.8%	2.6
30 Sep 2026	41,410,512	2.9%	1.9
15 Sep 2026	46,504,769	3.2%	2.4
31 Aug 2026	48,173,758	3.3%	2.3
14 Aug 2026	27,617,554	1.9%	1.6
31 Jul 2026	22,276,201	1.5%	1.0

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