Boston Scientific Corp
Boston Scientific Corp (BSX) Historical Volatility
BSX 30-day historical volatility is 40%. This ranks in the 63th percentile of readings over the past year.
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Tracking BSX historical volatility helps you see how much Boston Scientific Corp's stock price has actually moved over past periods, giving you a baseline to judge whether current option premiums are fair, cheap, or expensive. While implied volatility tells you what the market expects, Boston Scientific Corp's HV tells you what really happened. Use our scanner to monitor BSX 30 day historical volatility alongside longer lookback windows and spot the moments when realized and implied diverge.
Historical volatility is the annualized standard deviation of an underlying's past returns, typically measured over rolling windows like 10, 20, 30, or 60 days. The BSX 30 day historical volatility is one of the most widely watched readings because it balances responsiveness with stability. Comparing Boston Scientific Corp's HV to its implied volatility reveals the volatility risk premium — when IV sits well above HV, option sellers tend to have an edge; when HV runs hot relative to IV, buyers may be underpaying for movement.
Boston Scientific Corporation develops, manufactures, and markets medical devices for use in various interventional medical specialties worldwide. It operates through three segments: MedSurg, Rhythm and Neuro, and Cardiovascular. The company offers devices to diagnose and treat gastrointestinal and pulmonary conditions; devices to treat various urological and pelvic conditions; implantable cardioverter and implantable cardiac resynchronization therapy defibrillators; pacemakers and implantable cardiac resynchronization therapy pacemakers; and remote patient management systems. It also provides medical technologies to diagnose and treat rate and rhythm disorders of the heart comprising 3-D cardiac mapping and navigation solutions, ablation catheters, diagnostic catheters, mapping catheters, intracardiac ultrasound catheters, delivery sheaths, and other accessories; spinal cord stimulator systems for the management of chronic pain; indirect decompression systems; and deep brain stimulation systems.
In addition, the company offers interventional cardiology products, including drug-eluting coronary stent systems used in the treatment of coronary artery disease; percutaneous coronary interventions products to treat atherosclerosis; intravascular catheter-directed ultrasound imaging catheters, fractional flow reserve devices, and systems for use in coronary arteries and heart chambers, as well as various peripheral vessels; and structural heart therapies. Further, it provides stents, balloon catheters, wires, and atherectomy systems to treat arterial diseases; thrombectomy and acoustic pulse thrombolysis systems, wires, and stents to treat venous diseases; and peripheral embolization devices, radioactive microspheres, ablation systems, cryotherapy ablation systems, and micro and drainage catheters to treat cancer. The company was incorporated in 1979 and is headquartered in Marlborough, Massachusetts.
Sizing a long premium trade, modeling a covered call, or hunting volatility arbitrage all come back to one question: how much has the stock actually moved? Our scanner puts Boston Scientific Corp's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where BSX HV is running hot, cold, or in line. Make the BSX 30 day historical volatility — and every other window — work for your edge instead of against it.
As of September 25, 2026
As of September 25, 2026
See how volatility has moved over time
Track BSX historical volatility, spot where IV and realized volatility diverge, and find options that are priced in your favor right now.
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