Health score, competitive moat, risk signals, and key metrics at a glance.
Boston Scientific Corporation develops, manufactures, and markets medical devices for use in various interventional medical specialties worldwide. The company operates in two segments, MedSurg and Cardiovascular. It offers devices to diagnose and treat a range of gastrointestinal conditions, such as resolution clips, biliary stent systems, stents and electrocautery enhanced delivery systems, SpyGlass, single-use scopes used for diagnostic and therapeutic procedures in the pancreaticobiliary system, in endoscopic retrograde cholangiopancreatography procedures, and single-use duodenoscopes, as well as endoluminal surgery and infection prevention products; devices to treat urological conditions, including ureteral stents, catheters, baskets, guidewires, urinary and bowel dysfunction, sheaths, balloons, single-use digital flexible ureteroscopes, holmium laser systems, penile implants, artificial urinary sphincter, laser system, and hydrogel systems; and devices to treat neurological movement disorders and manage chronic pain, such as spinal cord stimulator systems, radiofrequency ablation, and intraosseous nerve ablation and deep brain stimulation systems. The company also provides technologies for diagnosing and treating a range of diseases and abnormalities of the heart; WATCHMAN FLX, a left atrial appendage closure (LAAC) 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, remote patient management systems, insertable cardiac monitor systems, and remote cardiac monitoring systems. In addition, it offers diagnosis and treatment of rate and rhythm disorders of the heart; peripheral arterial and venous diseases; and products to diagnose and treat forms of cancer. The company was incorporated in 1979 and is headquartered in Marlborough, Massachusetts.
Competitive analysis based on 66 quarters of fundamental data
Operating margins are expanding at ~17.3%, suggesting durable pricing power and cost discipline.
ROE is positive at ~10.6% on average, adequate but below the threshold typically associated with wide moats.
Free cash flow is consistently positive and growing — a hallmark of a capital-light business that can self-fund growth.
TTM revenue has grown consistently (7 of 7 quarters up), with ~35.4% growth over the period. Strong demand durability.
Data-driven red flags and warnings across 66 quarters
Margins are stable or improving at ~18.4% — no sign of cost or pricing stress.
FCF covers net income by 1.4x on average — earnings are well-supported by cash generation.
D/E ratio is 0.4 — conservative capital structure with low financial risk.
Revenue is stable or growing over recent quarters — demand appears durable.
Free cash flow is consistently positive — the business self-funds without external capital reliance.
Share count is stable — no significant dilution or buyback activity.
as of March 2026
Revenue, EBITDA, operating income, net income, EPS, and shares
Gross, EBITDA, operating, and net margin trends
P/E, P/S, P/B, EV/EBITDA, FCF yield, and earnings yield
Total assets, cash, debt, book value, and leverage
Operating cash flow, free cash flow, FCF margin, and earnings quality
