BSX Insider Trading

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Insider Trading History
Frequently Asked Questions
About

Insider Ownership Percentage: 0.34%

Insider Buying (Last 12 Months): $9,939,221.44

Insider Selling (Last 12 Months): $29,271,584.06

Boston Scientific Insider Trading History Chart

Boston Scientific Share Price & Price History

^$43.56

▼ -0.35 (-0.80%)

As of 09/17/2026 03:59 PM ET

Days: 30 | 90 | 365

Boston Scientific Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
8/5/2026	David C Habiger	Director	Buy	2,100	$47.59	$99,939.00	17,160
8/4/2026	David C Habiger	Director	Buy	140	$48.59	$6,802.60	15,060
8/3/2026	David C Habiger	Director	Buy	1,042	$48.07	$50,088.94	14,920
8/3/2026	Michael F. Mahoney	CEO	Buy	186,240	$48.33	$9,000,979.20	1,590,024
7/31/2026	Edward J Ludwig	Director	Buy	5,000	$45.48	$227,400.00	30,359
5/20/2026	Cheryl Pegus	Director	Buy	1,770	$56.49	$99,987.30	1,770
5/20/2026	David C Habiger	Director	Buy	2,250	$55.92	$125,820.00	13,878
5/20/2026	Edward J Ludwig	Director	Buy	3,580	$56.68	$202,914.40	25,359
5/19/2026	David C Habiger	Director	Buy	2,200	$56.95	$125,290.00	11,628
2/2/2026	Michael F. Mahoney	CEO	Sell	160,901	$93.49	$15,042,634.49	1,411,735
12/1/2025	Arthur C Butcher	EVP	Sell	17,313	$101.55	$1,758,135.15	23,600
11/6/2025	Ellen M. Zane	Director	Sell	12,891	$98.28	$1,266,927.48	24,134
11/3/2025	Joseph Michael Fitzgerald	EVP	Sell	50,000	$99.47	$4,973,500.00	178,342
10/28/2025	Ellen M. Zane	Director	Sell	2,901	$102.24	$296,598.24	24,134
10/27/2025	Ellen M. Zane	Director	Sell	9,990	$101.13	$1,010,288.70	27,035
10/1/2025	Joseph Michael Fitzgerald	EVP	Sell	50,000	$98.47	$4,923,500.00	178,342
9/2/2025	Joseph Michael Fitzgerald	EVP	Sell	50,000	$105.43	$5,271,500.00	178,342
8/1/2025	Arthur C Butcher	EVP	Sell	17,313	$104.63	$1,811,459.19	23,600
8/1/2025	Joseph Michael Fitzgerald	EVP	Sell	50,000	$104.63	$5,231,500.00	178,342
7/29/2025	Yoshiaki Fujimori	Director	Sell	2,901	$106.99	$310,377.99	2,081
7/25/2025	Edward J Ludwig	Director	Sell	4,000	$106.03	$424,120.00	18,479
7/1/2025	Joseph Michael Fitzgerald	EVP	Sell	50,000	$106.97	$5,348,500.00	178,342
6/4/2025	Joseph Michael Fitzgerald	EVP	Sell	56,372	$102.88	$5,799,551.36	178,342
6/2/2025	Michael F. Mahoney	CEO	Sell	164,443	$103.69	$17,051,094.67	1,476,882
5/5/2025	John Bradley Sorenson	EVP	Sell	4,572	$104.54	$477,956.88	18,705
5/1/2025	Arthur C Butcher	EVP	Sell	17,314	$102.06	$1,767,066.84	22,235
5/1/2025	Michael F. Mahoney	CEO	Sell	164,443	$102.48	$16,852,118.64	1,535,706
4/21/2025	Vance R. Brown	SVP	Sell	4,826	$95.09	$458,904.34	36,193
2/24/2025	Jeffrey B Mirviss	EVP	Sell	4,675	$104.25	$487,368.75	28,454
2/19/2025	Daniel J. Brennan	CFO	Sell	67,333	$105.24	$7,086,124.92	225,808
2/18/2025	John Bradley Sorenson	EVP	Sell	2,657	$104.41	$277,417.37	24,294
2/14/2025	John Bradley Sorenson	EVP	Sell	1,201	$106.31	$127,678.31	25,443
2/12/2025	Daniel J. Brennan	CFO	Sell	15,087	$105.07	$1,585,191.09	241,451
2/12/2025	John Bradley Sorenson	EVP	Sell	6,389	$105.06	$671,228.34	24,293
2/11/2025	Edward J Ludwig	Director	Sell	12,000	$105.48	$1,265,760.00	24,398
2/7/2025	John Bradley Sorenson	EVP	Sell	6,528	$104.97	$685,244.16	26,449
2/3/2025	Arthur C Butcher	EVP	Sell	17,313	$101.80	$1,762,463.40	5,502
1/2/2025	John Bradley Sorenson	EVP	Sell	4,119	$90.02	$370,792.38	35,319
12/10/2024	Joseph Michael Fitzgerald	EVP	Sell	20	$89.97	$1,799.40	148,148
12/2/2024	Wendy Carruthers	EVP	Sell	6,983	$90.78	$633,916.74	29,308
11/25/2024	Arthur C Butcher	EVP	Sell	14,010	$89.27	$1,250,672.70	978
11/21/2024	Edward J Ludwig	Director	Sell	4,877	$91.63	$446,879.51	39,398
10/7/2024	Joseph Michael Fitzgerald	EVP	Sell	132,527	$85.00	$11,264,795.00	160,467
10/7/2024	Michael F. Mahoney	CEO	Sell	162,777	$84.63	$13,775,817.51	1,572,096
10/1/2024	Wendy Carruthers	EVP	Sell	6,983	$83.86	$585,594.38	34,748
9/3/2024	Wendy Carruthers	EVP	Sell	6,983	$81.70	$570,511.10	37,468
8/1/2024	Wendy Carruthers	EVP	Sell	6,983	$74.12	$517,579.96	40,188
7/1/2024	Wendy Carruthers	EVP	Sell	6,983	$77.30	$539,785.90	42,908
6/3/2024	Wendy Carruthers	EVP	Sell	6,983	$75.33	$526,029.39	45,628
5/28/2024	Arthur C Butcher	EVP	Sell	14,011	$75.34	$1,055,588.74	20,197
5/10/2024	Eric F. Y. Thepaut	EVP	Sell	12,931	$74.14	$958,704.34	31,422
5/7/2024	Charles J. Dockendorff	Director	Sell	3,946	$72.70	$286,874.20
5/1/2024	John Bradley Sorenson	EVP	Sell	17,587	$71.50	$1,257,470.50	50,638
4/26/2024	Edward J Ludwig	Director	Sell	9,818	$73.29	$719,561.22	41,374
4/1/2024	John Bradley Sorenson	EVP	Sell	16,351	$69.30	$1,133,124.30	50,638
3/1/2024	Wendy Carruthers	EVP	Sell	6,983	$66.35	$463,322.05	53,788
2/23/2024	Wendy Carruthers	EVP	Sell	6,983	$66.89	$467,092.87	56,508
2/20/2024	Daniel J. Brennan	CFO	Sell	13,662	$65.86	$899,779.32	271,542
2/13/2024	Edward J Ludwig	Director	Sell	7,000	$65.03	$455,210.00	41,374
1/12/2024	Joseph Michael Fitzgerald	EVP	Sell	11,660	$60.00	$699,600.00	173,472
1/9/2024	Jeffrey B Mirviss	EVP	Sell	15,172	$59.25	$898,941.00	56,588
1/4/2024	Jeffrey B Mirviss	EVP	Sell	15,000	$58.40	$876,000.00	56,588
12/6/2023	Jeffrey B Mirviss	EVP	Sell	353	$55.03	$19,425.59	56,588
11/6/2023	Michael F. Mahoney	CEO	Sell	113,356	$52.51	$5,952,323.56	1,498,922
10/16/2023	Wendy Carruthers	EVP	Sell	11,671	$49.79	$581,099.09	51,795
10/9/2023	Michael F. Mahoney	CEO	Sell	113,355	$52.09	$5,904,661.95	1,498,922
9/20/2023	Joseph Michael Fitzgerald	EVP	Sell	15,867	$55.00	$872,685.00	197,992

SEC Filings (Institutional Ownership Changes) for Boston Scientific (NYSE:BSX)

89.07% of Boston Scientific stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

Boston Scientific Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
9/15/2026	SkyView Investment Advisors LLC	2,500	$0.11M	0.1%	N/A	0.000%
9/11/2026	Bullseye Investment Management LLC	967	$41K	0.0%	N/A	0.000%
9/9/2026	Rench Wealth Management Inc.	27,952	$1.19M	0.3%	+27.5%	0.002%
9/9/2026	Sequoia Financial Advisors LLC	49,355	$2.11M	0.0%	+2.3%	0.003%
9/9/2026	Tidal Investments LLC	294,851	$12.58M	0.0%	+29.2%	0.020%
9/9/2026	National Pension Service	3,959,598	$169M	0.1%	+7.1%	0.273%
9/9/2026	Engineers Gate Manager LP	296,132	$12.64M	0.2%	-1.6%	0.020%
9/9/2026	Capital Analysts LLC	53,256	$2.27M	0.1%	+9.5%	0.004%
9/9/2026	C WorldWide Group Holding A S	280,000	$11.95M	0.3%	+55.6%	0.019%
9/9/2026	SVB Wealth LLC	5,714	$0.24M	0.0%	+62.3%	0.000%
9/9/2026	Pinnacle Wealth Management Advisory Group LLC	8,057	$0.34M	0.0%	-4.7%	0.001%
9/9/2026	Integrated Wealth Concepts LLC	24,600	$1.05M	0.0%	-19.1%	0.002%
9/9/2026	NewEdge Advisors LLC	67,588	$2.89M	0.0%	+3.2%	0.005%
9/9/2026	IFP Advisors Inc	25,344	$1.08M	0.0%	+39.7%	0.002%
9/9/2026	Baird Financial Group Inc.	46,812	$2M	0.0%	-72.8%	0.003%
9/9/2026	Beacon Investment Advisory Services Inc.	659	$28K	0.0%	-61.1%	0.000%
9/8/2026	Arizona State Retirement System	412,385	$17.60M	0.1%	+1.5%	0.028%
9/8/2026	Waverly Advisors LLC	164,689	$7.03M	0.0%	+1.0%	0.011%
9/8/2026	Lipe & Dalton	11,300	$0.48M	0.2%	N/A	0.001%
9/8/2026	Empirical Finance LLC	50,142	$2.14M	0.1%	+3.6%	0.003%
9/8/2026	Nykredit A S	502,817	$21.46M	0.1%	N/A	0.035%
9/4/2026	Parkside Financial Bank & Trust	4,616	$0.20M	0.0%	+8.1%	0.000%
9/2/2026	MLG Wealth Management DBA Pine Grove Financial Group	9,986	$0.43M	0.0%	+159.4%	0.001%
9/2/2026	Brown Lisle Cummings Inc.	77,778	$3.32M	0.7%	+2.7%	0.005%
8/27/2026	Corient Private Wealth LP	233,728	$9.98M	0.0%	+25.3%	0.016%
8/27/2026	Formuepleje A S	26,036	$1.11M	0.1%	-77.1%	0.002%
8/26/2026	Amundi	14,296,121	$610.16M	0.1%	+1.2%	0.986%
8/26/2026	Affinity Wealth LLC	1,779	$76K	0.0%	N/A	0.000%
8/26/2026	Brown Financial Advisors	20,881	$0.89M	0.3%	+59.0%	0.001%
8/26/2026	HighTower Advisors LLC	153,501	$6.55M	0.0%	-26.9%	0.011%
8/25/2026	Groupe la Francaise	39,419	$1.68M	0.0%	-88.6%	0.003%
8/24/2026	CYBER HORNET ETFs LLC	3,669	$0.16M	0.1%	-10.0%	0.000%
8/23/2026	Ameritas Advisory Services LLC	9,110	$0.39M	0.0%	+10.6%	0.001%
8/23/2026	Wedmont Private Capital	26,148	$1.17M	0.0%	+33.4%	0.002%
8/23/2026	Kintra Wealth LLC	9,784	$0.42M	0.0%	+16.0%	0.001%
8/23/2026	HB Wealth Management LLC	58,212	$2.49M	0.0%	+2.7%	0.004%
8/23/2026	Saudi Central Bank	642,847	$28.16M	0.4%	+8.3%	0.044%
8/23/2026	Angeles Wealth Management LLC	17,202	$0.73M	0.0%	+140.6%	0.001%
8/22/2026	AlphaGrep UK Ltd	22,906	$0.98M	0.3%	N/A	0.002%
8/22/2026	Strive Financial Group LLC	3,419	$0.15M	0.1%	-77.5%	0.000%
8/22/2026	Aventus Investment Advisors Inc.	1,737	$74K	0.1%	-21.2%	0.000%
8/22/2026	Raiffeisen Bank International AG	196,585	$8.55M	0.1%	-3.5%	0.014%
8/22/2026	Syon Capital LLC	22,272	$0.95M	0.0%	-7.8%	0.002%
8/22/2026	TD Waterhouse Canada Inc.	176,096	$7.58M	0.0%	-41.0%	0.012%
8/22/2026	Syntax Research Inc.	2,650	$0.11M	0.1%	N/A	0.000%
8/22/2026	Premier Path Wealth Partners LLC	5,044	$0.22M	0.0%	-44.7%	0.000%
8/22/2026	Concurrent Investment Advisors LLC	55,565	$2.37M	0.0%	+77.0%	0.004%
8/22/2026	NEOS Investment Management LLC	243,837	$10.41M	0.0%	+10.6%	0.017%
8/22/2026	Allen Mooney & Barnes Investment Advisors LLC	7,442	$0.32M	0.0%	N/A	0.001%
8/21/2026	AXQ Capital LP	121,522	$5.19M	0.6%	+21.5%	0.008%
8/21/2026	Braidwell LP	587,567	$25.08M	0.9%	+69.6%	0.041%
8/21/2026	Paragon Private Wealth Management LLC	11,711	$0.50M	0.1%	-24.2%	0.001%
8/21/2026	Outfitters Financial LLC	29,277	$1.25M	0.9%	+1.7%	0.002%
8/21/2026	Continuum Advisory LLC	12,796	$0.55M	0.0%	N/A	0.001%
8/21/2026	Nykredit A S	582,416	$24.86M	0.1%	N/A	0.040%
8/21/2026	B. Metzler seel. Sohn & Co. AG	333,583	$14.24M	0.1%	+25.8%	0.023%
8/21/2026	Natural Investments LLC	16,067	$0.69M	0.2%	+1.3%	0.001%
8/21/2026	Independence Bank of Kentucky	8,905	$0.38M	0.0%	-3.8%	0.001%
8/21/2026	Midwest Professional Planners LTD.	17,827	$0.76M	0.1%	-56.1%	0.001%
8/21/2026	Legacy Financial Advisors Inc.	11,942	$0.51M	0.1%	+91.0%	0.001%
8/20/2026	Proficio Capital Partners LLC	10,166	$0.43M	0.0%	N/A	0.001%
8/20/2026	Teza Capital Management LLC	6,258	$0.27M	0.5%	+21.1%	0.000%
8/20/2026	Renasant Bank	9,735	$0.42M	0.3%	+6.3%	0.001%
8/20/2026	Jackson Wealth Management LLC	5,306	$0.23M	0.1%	-88.8%	0.000%
8/20/2026	Rehmann Capital Advisory Group	9,249	$0.39M	0.0%	+65.8%	0.001%
8/20/2026	NS Partners Ltd	289,367	$12.35M	0.5%	-19.3%	0.020%
8/20/2026	Montanova Capital LLC	140,083	$5.98M	0.1%	+13.0%	0.010%
8/20/2026	Headlands Technologies LLC	77,266	$3.30M	0.4%	+239.9%	0.005%
8/20/2026	Senator Investment Group LP	300,000	$12.80M	0.5%	N/A	0.021%
8/20/2026	Quantitative Investment Management LLC	213,737	$9.12M	1.0%	+128.1%	0.015%
8/20/2026	Ancora Advisors LLC	3,585	$0.15M	0.0%	-55.5%	0.000%
8/20/2026	Moore Capital Management LP	189,256	$8.08M	0.1%	N/A	0.013%
8/20/2026	Sigma Planning Corp	8,759	$0.37M	0.0%	+15.9%	0.001%
8/20/2026	Two Sigma Securities LLC	98,200	$4.19M	0.4%	+261.3%	0.007%
8/20/2026	Benjamin Edwards Inc.	47,458	$2.03M	0.0%	+5.0%	0.003%
8/20/2026	Northwestern Mutual Wealth Management Co.	839,483	$35.83M	0.0%	-1.7%	0.058%
8/20/2026	Wedbush Securities Inc.	10,620	$0.45M	0.0%	+16.8%	0.001%
8/20/2026	Meiji Yasuda Life Insurance Co	14,895	$0.64M	0.0%	-53.6%	0.001%
8/20/2026	Cullinan Associates Inc.	24,299	$1.04M	0.1%	+2.1%	0.002%
8/20/2026	Greenwood Capital Associates LLC	78,520	$3.35M	0.3%	N/A	0.005%
8/20/2026	Greenleaf Trust	23,033	$0.98M	0.0%	-4.7%	0.002%
8/19/2026	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	13,091,481	$558.74M	0.1%	-3.1%	0.903%
8/19/2026	New Mexico Educational Retirement Board	73,762	$3.15M	0.1%	+7.3%	0.005%
8/19/2026	Royal London Asset Management Ltd.	753,076	$32.14M	0.1%	+13.1%	0.052%
8/19/2026	Toth Financial Advisory Corp	823	$35K	0.0%	+569.1%	0.000%
8/19/2026	Mufg Securities Americas Inc.	44,767	$1.91M	0.1%	+9.1%	0.003%
8/19/2026	Van ECK Associates Corp	94,958	$4.05M	0.0%	+7.0%	0.007%
8/19/2026	Nissay Asset Management Corp Japan	198,026	$8.45M	0.0%	+4.5%	0.014%
8/19/2026	Tandem Capital Management Corp ADV	40,972	$1.75M	0.8%	-19.9%	0.003%
8/19/2026	Wellington Management Group LLP	15,301,828	$653.08M	0.1%	-18.8%	1.056%
8/19/2026	Lombard Odier Asset Management Europe Ltd	61,349	$2.62M	0.0%	N/A	0.004%
8/19/2026	Kingsview Wealth Management LLC	5,395	$0.23M	0.0%	N/A	0.000%
8/18/2026	Beacon Pointe Advisors LLC	15,843	$0.68M	0.0%	N/A	0.001%
8/18/2026	Livforsakringsbolaget Skandia Omsesidigt	9,827	$0.42M	0.0%	N/A	0.001%
8/18/2026	Rakuten Investment Management Inc.	243,100	$10.57M	0.0%	N/A	0.017%
8/18/2026	Glenview Trust Co	254,089	$10.85M	0.1%	N/A	0.018%
8/18/2026	Empowered Funds LLC	114,625	$4.89M	0.0%	N/A	0.008%
8/18/2026	United Capital Financial Advisors LLC	40,446	$1.73M	0.0%	N/A	0.003%
8/18/2026	Glazer Capital LLC	17,999	$0.77M	0.0%	N/A	0.001%
8/18/2026	Equitable Holdings Inc.	29,331	$1.25M	0.0%	N/A	0.002%

Data available starting January 2016

Boston Scientific Corporation develops, manufactures, and markets medical devices for use in various interventional medical specialties worldwide. It operates through two segments, MedSurg and Cardiovascular. The company offers devices to diagnose and treat gastrointestinal and pulmonary conditions, such as resolution clips, biliary stent systems, stents and electrocautery enhanced delivery systems, direct visualization systems, digital catheters, and single-use duodenoscopes; devices to treat urological conditions, including ureteral stents, catheters, baskets, guidewires, sheaths, balloons, single-use digital flexible ureteroscopes, holmium laser systems, artificial urinary sphincter, laser system, fiber, and hydrogel systems; and devices to treat neurological movement disorders and manage chronic pain, such as spinal cord stimulator system, proprietary programming software, radiofrequency generator, indirect decompression systems, practice optimization tools, and deep brain stimulation system. It also provides technologies for diagnosing and treating coronary artery disease and aortic valve conditions; WATCHMAN FLX, a Left Atrial Appendage Closure Device; and implantable devices that monitor the heart and deliver electricity to treat cardiac abnormalities, such as cardioverter and cardiac resynchronization therapy defibrillators, MRI S-ICD systems, cardiac resynchronization therapy pacemakers, quadripolar LV leads, ICD leads, pacing leads, remote patient management systems, insertable cardiac monitor systems, and remote cardiac monitoring systems. In addition, the company offers diagnosis and treatment of rate and rhythm disorders of the heart; peripheral arterial and venous diseases; and products to diagnose, treat and ease forms of cancer. The company was incorporated in 1979 and is headquartered in Marlborough, Massachusetts.

Today's Range

Now: $43.56

$42.95

$43.66

50 Day Range

MA: $46.93

$42.71

$52.02

52 Week Range

Now: $43.56

$42.20

$105.65

Volume

32,559,134 shs

Average Volume

20,532,774 shs

Market Capitalization

$63.13 billion

P/E Ratio

17.64

Dividend Yield

N/A

Beta

0.57

Who are the company insiders with the largest holdings of Boston Scientific?: Boston Scientific's top insider shareholders include:
Michael F Mahoney (CEO)
Michael F Mahoney (Chairman)
Michael F Mahoney (CEO)
Ernest Mario (Director)
Timothy A Pratt (EVP)
Timothy A Pratt (EVP)
Daniel J Brennan (CFO)
Joseph Michael Fitzgerald (EVP)
Wendy Carruthers (SVP)
Jeffrey B Mirviss (EVP)
Learn More about top insider investors at Boston Scientific.
Who are the major institutional investors of Boston Scientific?: Boston Scientific's top institutional shareholders include:
BlackRock Inc. — 8.95%
Primecap Management Co. CA — 3.49%
Jupiter Topco LLC — 1.30%
Wellington Management Group LLP — 1.06%
Amundi — 0.99%
UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC — 0.90%
Learn More about top institutional investors of Boston Scientific stock.
Which major investors are selling Boston Scientific stock?: In the last quarter, BSX stock was sold by these institutional investors:
Assenagon Asset Management S.A.
Wellington Management Group LLP
Handelsbanken Fonder AB
E. Ohman J or Asset Management AB
UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
Groupe la Francaise
Eastern Bank
Brookstone Capital Management
Within the last year, company insiders that have sold Boston Scientific company stock include:
Michael F Mahoney (CEO)
Joseph Michael Fitzgerald (EVP)
Ellen M Zane (Director)
Arthur C Butcher (EVP)
Learn More investors selling Boston Scientific stock.
Which major investors are buying Boston Scientific stock?: During the last quarter, BSX stock was acquired by institutional investors including:
BlackRock Inc.
Primecap Management Co. CA
Jupiter Topco LLC
Bank of America Corp DE
Legal & General Group Plc
Canada Pension Plan Investment Board
Bank of New York Mellon Corp
Deutsche Bank AG
In the last year, these company insiders have bought Boston Scientific stock:
Michael F Mahoney (CEO)
Edward J Ludwig (Director)
David C Habiger (Director)
Cheryl Pegus (Director)
Learn More investors buying Boston Scientific stock.