BSX Insider Trading

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Insider Ownership Percentage: 0.34%

Insider Buying (Last 12 Months): $554,011.70

Insider Selling (Last 12 Months): $47,669,041.24

Boston Scientific Insider Trading History Chart

Boston Scientific Share Price & Price History

^$45.30

▲ +0.012 (0.03%)

As of 06/18/2026 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
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
9/15/2023	Wendy Carruthers	EVP	Sell	11,671	$53.95	$629,650.45	57,058
9/12/2023	Michael F. Mahoney	CEO	Sell	113,355	$53.91	$6,110,968.05	1,498,922
8/28/2023	Jeffrey B Mirviss	EVP	Sell	13,971	$53.14	$742,418.94	65,245
8/25/2023	Vance R. Brown	SVP	Sell	15,750	$50.52	$795,690.00	28,578
8/21/2023	Arthur C Butcher	EVP	Sell	6,600	$50.40	$332,640.00	11,396
8/18/2023	Charles J. Dockendorff	Director	Sell	17,079	$50.74	$866,588.46	3,946
8/15/2023	Wendy Carruthers	EVP	Sell	11,671	$51.30	$598,722.30	62,321
7/17/2023	Wendy Carruthers	EVP	Sell	11,671	$52.85	$616,812.35	67,584
6/21/2023	Arthur C Butcher	EVP	Sell	6,697	$53.80	$360,298.60	17,453

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
6/15/2026	Lombard Odier Asset Management Europe Ltd	151,463	$9.50M	0.1%	+5.7%	0.010%
6/9/2026	Rathbones Group PLC	3,179,435	$199.51M	0.8%	+15.2%	0.214%
6/8/2026	First National Bank of Mount Dora Trust Investment Services	134,736	$8.46M	1.8%	N/A	0.009%
6/3/2026	DV Trading LLC	3,483	$0.22M	0.0%	+348,200.0%	0.000%
6/3/2026	Parallel Advisors LLC	14,348	$0.90M	0.0%	-10.4%	0.001%
6/3/2026	NewEdge Advisors LLC	65,461	$4.11M	0.0%	-29.6%	0.004%
6/2/2026	Optiver Holding B.V.	13,575	$0.85M	0.0%	N/A	0.001%
6/1/2026	Caerus Investment Advisors LLC	3,759	$0.24M	0.1%	N/A	0.000%
6/1/2026	First Nebraska Trust Co	105,091	$6.59M	0.6%	N/A	0.007%
6/1/2026	Keel Point LLC	41,464	$2.60M	0.2%	+8.0%	0.003%
5/29/2026	Asset Dedication LLC	679	$43K	0.0%	-28.2%	0.000%
5/28/2026	Blue Fin Capital Inc.	14,795	$0.93M	0.2%	+12.9%	0.001%
5/28/2026	Avidity Partners Management LP	60,000	$3.77M	0.7%	-47.6%	0.004%
5/26/2026	Glenmede Trust Co. NA	121,568	$7.63M	0.0%	+12.6%	0.008%
5/26/2026	Axiom Investment Management LLC	2,864	$0.18M	0.1%	N/A	0.000%
5/22/2026	Groupama Asset Managment	1,375,261	$86.30M	1.2%	+0.6%	0.093%
5/22/2026	Segall Bryant & Hamill LLC	67,359	$4.23M	0.1%	-10.8%	0.005%
5/21/2026	Compass Capital Management Inc.	710,874	$44.61M	2.6%	+21.7%	0.048%
5/21/2026	Essential Partners LLC	1,016	$64K	0.0%	+2,209.1%	0.000%
5/21/2026	Vestor Capital LLC	7,178	$0.45M	0.0%	N/A	0.000%
5/21/2026	Groupe la Francaise	346,901	$21.85M	0.3%	-34.0%	0.023%
5/20/2026	Liontrust Investment Partners LLP	98,662	$6.19M	0.1%	-18.1%	0.007%
5/19/2026	Sonoma Allocations LLC	3,294	$0.20M	0.1%	-15.2%	0.000%
5/19/2026	Paragon Private Wealth Management LLC	15,447	$0.97M	0.3%	-3.2%	0.001%
5/19/2026	Bank of America Corp DE	22,756,646	$1.43B	0.1%	-9.4%	1.531%
5/19/2026	Edgestream Partners L.P.	85,752	$5.38M	0.2%	+340.7%	0.006%
5/19/2026	Kentucky Retirement Systems	110,238	$6.92M	0.2%	+18.9%	0.007%
5/19/2026	Janus Henderson Group PLC	16,497,366	$1.04B	0.5%	+31.0%	1.110%
5/19/2026	Oddo BHF Asset Management Sas	327,138	$20.53M	0.8%	-42.4%	0.022%
5/19/2026	Bull Harbor Capital LLC	8,726	$0.55M	0.1%	N/A	0.001%
5/19/2026	Strategic Investment Advisors MI	13,808	$0.81M	0.1%	N/A	0.001%
5/19/2026	Arkadios Wealth Advisors	46,610	$2.93M	0.0%	+4.1%	0.003%
5/19/2026	Encore Global Management LP	46,500	$2.92M	2.0%	N/A	0.003%
5/18/2026	ADAR1 Capital Management LLC	10,000	$0.63M	0.0%	+100.0%	0.001%
5/18/2026	Sunbelt Securities Inc.	1,901	$0.12M	0.0%	+34.7%	0.000%
5/18/2026	Amundi	14,122,913	$886.21M	0.2%	+13.8%	0.950%
5/18/2026	EverSource Wealth Advisors LLC	13,502	$0.85M	0.0%	+75.4%	0.001%
5/18/2026	California State Teachers Retirement System	2,299,954	$144.32M	0.2%	-2.4%	0.155%
5/18/2026	Resources Management Corp CT ADV	48,685	$3.06M	0.4%	+35.5%	0.003%
5/18/2026	Royal Bank of Canada	6,273,263	$393.65M	0.1%	+3.7%	0.422%
5/18/2026	Rock Springs Capital Management LP	515,300	$32.34M	1.9%	+29.1%	0.035%
5/18/2026	Eagle Health Investments LP	293,152	$18.40M	3.2%	N/A	0.020%
5/18/2026	Empowered Funds LLC	91,958	$5.77M	0.0%	-8.2%	0.006%
5/18/2026	Evelyn Partners Investment Management LLP	168,771	$10.59M	0.3%	+18.9%	0.011%
5/18/2026	Evelyn Partners Investment Management Services Ltd	7,845	$0.49M	0.1%	+357.4%	0.001%
5/18/2026	Exome Asset Management LLC	48,347	$3.03M	1.6%	N/A	0.003%
5/16/2026	The Manufacturers Life Insurance Company	2,629,613	$165.01M	0.1%	+155.7%	0.177%
5/16/2026	KCM Investment Advisors LLC	9,602	$0.60M	0.0%	-6.6%	0.001%
5/16/2026	Glen Eagle Advisors LLC	21,617	$1.36M	0.2%	+63.3%	0.001%
5/16/2026	Quantinno Capital Management LP	574,482	$36.05M	0.1%	-15.5%	0.039%
5/16/2026	Clough Capital Partners L P	14,350	$0.90M	0.1%	-89.6%	0.001%
5/16/2026	Lazard Asset Management LLC	4,880,504	$306.25M	0.5%	+24.8%	0.328%
5/16/2026	Orbimed Advisors LLC	2,382,100	$149.48M	2.7%	-1.5%	0.160%
5/15/2026	Gateway Wealth Partners LLC	3,641	$0.23M	0.0%	N/A	0.000%
5/15/2026	Weiss Asset Management LP	13,080	$0.82M	0.0%	N/A	0.001%
5/15/2026	Delta Global Management LP	28,012	$1.76M	0.1%	N/A	0.002%
5/15/2026	OMERS ADMINISTRATION Corp	79,936	$5.02M	0.0%	+7.1%	0.005%
5/15/2026	Bradley Foster & Sargent Inc. CT	627,470	$39.37M	0.6%	+27.3%	0.042%
5/15/2026	Lombard Odier Asset Management Switzerland SA	35,102	$2.20M	0.1%	-34.6%	0.002%
5/15/2026	Lombard Odier Asset Management Europe Ltd	151,463	$9.50M	0.5%	+5.7%	0.010%
5/15/2026	Lombard Odier Asset Management USA Corp	19,398	$1.22M	0.1%	-12.3%	0.001%
5/15/2026	Aristotle Atlantic Partners LLC	223,520	$14.03M	0.7%	+5.9%	0.015%
5/15/2026	Waverly Advisors LLC	162,989	$10.23M	0.1%	+8.5%	0.011%
5/15/2026	Unisphere Establishment	2,802,700	$175.87M	1.5%	+28.8%	0.189%
5/15/2026	Entropy Technologies LP	282,967	$17.76M	0.8%	+82.5%	0.019%
5/15/2026	Sustainable Insight Capital Management LLC	3,329	$0.21M	0.1%	N/A	0.000%
5/15/2026	St. Louis Trust Co	10,214	$0.64M	0.1%	+14.3%	0.001%
5/15/2026	Bridgewater Advisors Inc.	9,586	$0.60M	0.0%	-4.6%	0.001%
5/15/2026	Boreal Capital Management LLC	646	$41K	0.0%	+155.3%	0.000%
5/14/2026	Healthcare of Ontario Pension Plan Trust Fund	789,092	$49.52M	0.1%	+36.4%	0.053%
5/14/2026	Dai ichi Life Insurance Company Ltd	231,497	$14.53M	0.4%	-31.2%	0.016%
5/14/2026	Renaissance Technologies LLC	3,152,005	$197.79M	0.3%	+32.3%	0.212%
5/14/2026	Bollard Group LLC	18,532,173	$1.16B	34.3%	-2.5%	1.247%
5/14/2026	Gabelli Funds LLC	325,476	$20.42M	0.1%	+1.5%	0.022%
5/14/2026	Gamco Investors INC. ET AL	155,146	$9.74M	0.1%	+39.0%	0.010%
5/14/2026	Hilltop Holdings Inc.	6,074	$0.38M	0.0%	-55.4%	0.000%
5/14/2026	GC Wealth Management RIA LLC	5,758	$0.36M	0.0%	-11.8%	0.000%
5/14/2026	Public Employees Retirement System of Ohio	605,201	$37.98M	0.1%	-3.4%	0.041%
5/14/2026	Compound Planning Inc.	12,745	$0.80M	0.0%	-17.4%	0.001%
5/14/2026	Modern Wealth Management LLC	3,442	$0.21M	0.0%	-23.8%	0.000%
5/14/2026	Arrowstreet Capital Limited Partnership	13,891,668	$871.70M	0.5%	+25.9%	0.935%
5/14/2026	Caxton Associates LLP	5,445	$0.34M	0.0%	-67.5%	0.000%
5/14/2026	Pincus Capital Management LP	3,652	$0.23M	0.2%	-18.5%	0.000%
5/14/2026	Bowen Hanes & Co. Inc.	10,550	$0.66M	0.0%	-19.9%	0.001%
5/14/2026	Bank of Nova Scotia	2,303,011	$144.52M	0.2%	+15.5%	0.155%
5/14/2026	Gibbs Wealth Management	3,573	$0.22M	0.0%	-61.8%	0.000%
5/14/2026	Sei Investments Co.	1,021,347	$64.09M	0.1%	-53.7%	0.069%
5/13/2026	Wealthspire Retirement LLC	65,215	$4.09M	0.2%	+1.1%	0.004%
5/13/2026	Aureus Asset Management LLC	255,363	$16.02M	1.1%	N/A	0.017%
5/13/2026	Fairbanks Capital Management Inc.	24,871	$1.56M	1.0%	-2.4%	0.002%
5/13/2026	Measured Wealth Private Client Group LLC	545	$34K	0.0%	+244.9%	0.000%
5/13/2026	NewEdge Wealth LLC	56,101	$3.52M	0.0%	-22.7%	0.004%
5/13/2026	Arvest Bank Trust Division	58,889	$3.70M	0.2%	-1.2%	0.004%
5/13/2026	CI Investments Inc.	703,393	$44.14M	0.2%	-42.4%	0.047%
5/13/2026	First Trust Advisors LP	184,386	$11.57M	0.0%	+40.7%	0.012%
5/12/2026	Westpac Banking Corp	14,346	$0.90M	0.1%	-7.6%	0.001%
5/12/2026	Phillip James Consulting Co.	3,520	$0.22M	0.2%	N/A	0.000%
5/12/2026	Fortis Capital Management LLC	86,695	$5.44M	0.6%	+102.6%	0.006%
5/12/2026	Clal Insurance Enterprises Holdings Ltd	448	$28K	0.0%	N/A	0.000%
5/12/2026	Meiji Yasuda America Inc	48,707	$3.06M	0.8%	-1.4%	0.003%

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: $45.30

$44.44

$45.48

50 Day Range

MA: $55.05

$44.86

$65.89

52 Week Range

Now: $45.30

$44.44

$109.50

Volume

30,835,053 shs

Average Volume

21,677,826 shs

Market Capitalization

$67.33 billion

P/E Ratio

18.95

Dividend Yield

N/A

Beta

0.56

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:
Bank of America Corp DE — 1.53%
Bollard Group LLC — 1.25%
Janus Henderson Group PLC — 1.11%
Amundi — 0.95%
Arrowstreet Capital Limited Partnership — 0.93%
Assenagon Asset Management S.A. — 0.68%
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:
Jennison Associates LLC
Bessemer Group Inc.
Bank of America Corp DE
Swedbank AB
Bank of New York Mellon Corp
Sei Investments Co.
Allspring Global Investments Holdings LLC
Danica Pension Livsforsikringsaktieselskab
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)
Edward J Ludwig (Director)
Yoshiaki Fujimori (Director)
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:
Assenagon Asset Management S.A.
Janus Henderson Group PLC
Arrowstreet Capital Limited Partnership
SEB Asset Management AB
Amundi
The Manufacturers Life Insurance Company
Lazard Asset Management LLC
Pictet Asset Management Holding SA
In the last year, these company insiders have bought Boston Scientific stock:
Edward J Ludwig (Director)
David C Habiger (Director)
Cheryl Pegus (Director)
Learn More investors buying Boston Scientific stock.