BSX monthly performance report
Monthly BSX research: returns, drawdown, relative strength, seasonality, and key stats.
BSX monthly report
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Key takeaways
- Boston Scientific (BSX) closed August 2026 at $47.74, up 2.16% for the month and −54.46% over the trailing 12 months.
- Year-to-date, BSX is −49.93%, underperforming the S&P 500 which has returned +12.89% YTD.
- The stock is trading −34.50% versus its 200-day moving average ($72.89), a cautious technical signal.
- Over the past three years, BSX has underperformed the S&P 500 by −78.16%, with a relative strength index reading of 55.1.
- Win rate over the trailing 39 months stands at 59% — 23 positive months versus 16 negative months.
Boston Scientific ended August 2026 at $47.74, posting a monthly return of +2.16%. The S&P 500 returned +3.05% over the same window, leaving relative performance at −0.89%.
The current quarter stands at +7.31% (Q3 2026 (QTD)), while medium-term trend remains soft: price is −34.50% versus the 200-day moving average ($72.89).
Year-to-date, BSX is −49.93% against SPY +12.89%, a gap of −62.82%. The stock is currently −56.40% below its 52-week high, with maximum 3-year drawdown at −60.58%.
| Period | BSX | S&P 500 (SPY) | Excess return |
|---|---|---|---|
| 1 Day | −2.75% | −0.20% | −2.55% |
| 1 Week | +3.65% | +3.90% | −0.26% |
| 1 Month | +2.16% | +3.05% | −0.89% |
| 3 Months | −17.13% | +7.11% | −24.25% |
| 6 Months |