Boston Scientific (BSX)
S&P 500 · Health Care · data since 1992-05-19 · last close 2026-07-24
1d
+1.54%
7d
+0.50%
30d
-0.47%
YTD
-53.59%
1y
-58.34%
Boston Scientific (BSX) monthly returns (%)
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | -1.9 | -17.8 | -18.4 | -8.2 | -16.1 | -11.7 | 3.7 | · | · | · | · | · |
| 2025 | 14.6 | 1.4 | -2.8 | 2.0 | 2.3 | 2.0 | -2.3 | 0.6 | -7.5 | 3.2 | 0.8 | -6.1 |
| 2024 | 9.4 | 4.7 | 3.4 | 4.9 | 5.2 | 1.9 | -4.1 | 10.7 | 2.5 | 0.3 | 7.9 | -1.5 |
| 2023 | -0.0 | 1.0 | 7.1 | 4.2 | -1.2 | 5.1 | -4.1 | 4.0 | -2.1 | -3.0 | 9.2 | 3.4 |
| 2022 | 1.0 | 3.0 | 0.3 | -4.9 | -2.6 | -9.1 | 10.1 | -1.8 | -3.9 | 11.3 | 5.0 | 2.2 |
| 2021 | -1.4 | 9.4 | -0.3 | 12.8 | -2.4 | 0.5 | 6.6 | -1.0 | -3.9 | -0.6 | -11.7 | 11.6 |
| 2020 | -7.4 | -10.7 | -12.7 | 14.9 | 1.4 | -7.6 | 9.8 | 6.3 | -6.8 | -10.3 | -3.3 | 8.4 |
| 2019 | 8.0 | 5.2 | -4.3 | -3.3 | 3.5 | 11.9 | -1.2 | 0.6 | -4.8 | 2.5 | 3.7 | 4.5 |
| 2018 | 12.8 | -2.5 | 0.2 | 5.1 | 5.8 | 7.6 | 2.8 | 5.8 | 8.3 | -6.1 | 4.2 | -6.2 |
| 2017 | 11.2 | 2.0 | 1.3 | 6.1 | 2.5 | 2.5 | -4.0 | 3.5 | 5.9 | -3.5 | -6.6 | -5.7 |
| 2016 | -4.9 | -3.1 | 10.8 | 16.5 | 3.6 | 2.9 | 3.9 | -1.9 | -0.1 | -7.6 | -7.0 | 5.7 |
| 2015 | 11.8 | 14.1 | 5.0 | 0.4 | 2.5 | -3.1 | -2.0 | -3.5 | -2.0 | 11.4 | 0.0 | 0.9 |
| 2014 | 12.6 | -3.2 | 3.2 | -6.7 | 1.7 | -0.5 | 0.1 | -0.8 | -6.9 | 12.4 | -3.1 | 3.0 |
| 2013 | 30.4 | -1.1 | 5.7 | -4.1 | 23.4 | 0.3 | 17.8 | -3.1 | 11.0 | -0.4 | -0.9 | 3.8 |
| 2012 | 11.6 | 4.4 | -3.9 | 4.7 | -8.3 | -1.2 | -8.8 | 4.5 | 6.3 | -10.4 | 7.8 | 3.4 |
| 2011 | -7.8 | 2.6 | 0.4 | 4.2 | -4.1 | -3.8 | 3.6 | -5.3 | -12.8 | -0.3 | 0.2 | -9.5 |
| 2010 | -4.1 | -10.3 | -6.7 | -4.7 | -12.1 | -4.1 | -3.5 | -7.3 | 18.1 | 4.2 | 0.5 | 17.9 |
| 2009 | 14.6 | -20.9 | 13.3 | 5.8 | 11.8 | 7.9 | 5.9 | 9.4 | -9.9 | -23.3 | 3.1 | 7.5 |
| 2008 | 4.5 | 3.6 | 2.2 | 3.6 | -0.3 | -7.5 | -3.3 | 5.6 | -2.3 | -26.4 | -31.7 | 25.4 |
| 2007 | 7.4 | -11.6 | -10.8 | 6.2 | 1.5 | -2.1 | -14.3 | -2.4 | 8.7 | -0.6 | -8.9 | -7.9 |
| 2006 | -10.7 | 11.7 | -5.6 | 0.8 | -11.0 | -18.6 | 1.0 | 2.5 | -15.2 | 7.6 | -0.4 | 8.4 |
| 2005 | -7.0 | -1.2 | -10.3 | 1.0 | -8.4 | -0.3 | 7.2 | -7.2 | -13.1 | 7.5 | 5.4 | -7.5 |
| 2004 | 11.0 | 0.1 | 3.8 | -2.8 | 7.5 | -3.4 | -10.6 | -6.6 | 11.2 | -11.2 | -1.4 | 2.1 |
| 2003 | -4.9 | 9.2 | -7.7 | 5.6 | 21.0 | 17.3 | 3.5 | -5.0 | 6.2 | 6.1 | 6.0 | 2.4 |
| 2002 | -6.8 | -0.5 | 12.2 | -0.7 | 11.8 | 5.3 | 2.3 | -2.8 | 8.3 | 19.2 | 11.6 | 1.2 |
| 2001 | 22.4 | -1.6 | 22.4 | -21.3 | 9.1 | -1.9 | 5.9 | 6.0 | 7.3 | 10.9 | 17.0 | -9.3 |
| 2000 | -5.1 | -12.1 | 16.8 | 24.3 | -3.3 | -14.4 | -24.5 | 14.4 | -13.3 | -3.0 | -19.2 | 6.3 |
| 1999 | -9.1 | 8.7 | 53.3 | 4.8 | -10.7 | 15.6 | -7.7 | -16.3 | -27.1 | -18.4 | 4.6 | 3.5 |
| 1998 | 10.6 | 17.7 | 13.0 | 7.1 | -12.0 | 12.6 | 7.0 | -9.6 | -25.8 | 6.1 | -9.2 | 8.3 |
| 1997 | 13.8 | -2.9 | -6.8 | -21.9 | 10.6 | 15.1 | 16.8 | -1.7 | -21.7 | -17.6 | -0.7 | 1.5 |
| 1996 | 4.1 | -6.3 | -4.2 | -6.3 | -0.6 | 5.0 | 6.1 | -3.9 | 25.3 | -5.4 | 7.4 | 2.8 |
| 1995 | 6.5 | 16.9 | 13.9 | 10.7 | 5.5 | 10.9 | 14.5 | 8.9 | 9.4 | -3.2 | -3.9 | 21.6 |
| 1994 | 22.0 | 2.5 | -13.6 | 2.8 | 6.3 | -14.4 | 7.9 | 22.0 | -4.5 | 11.0 | -9.2 | 8.6 |
| 1993 | 7.8 | -17.2 | -14.1 | -10.2 | 7.8 | -9.7 | 5.4 | -10.2 | -22.6 | 24.4 | -2.9 | 1.0 |
| 1992 | · | · | · | · | 6.6 | -6.2 | 16.8 | -3.1 | -8.4 | 16.9 | -9.6 | 11.3 |
| Avg | 5.2 | -0.1 | 1.9 | 1.6 | 1.7 | 0.1 | 2.0 | 0.3 | -2.5 | 0.1 | -1.0 | 3.6 |
Values in %. Current and first-listed months are partial (greyed).
returnsview.com
Seasonality — average by calendar month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg | +5.2% | -0.1% | +1.9% | +1.6% | +1.7% | +0.1% | +1.9% | +0.3% | -2.5% | +0.1% | -1.0% | +3.6% |
| Win rate | 62%/34 | 53%/34 | 56%/34 | 65%/34 | 60%/35 | 49%/35 | 62%/34 | 44%/34 | 38%/34 | 47%/34 | 47%/34 | 76%/34 |
Win rate = share of positive months / sample size.
Risk & extremes
Max drawdown
-89.2%
Worst peak-to-trough fall on record
Monthly volatility
±10%
Std. dev. of monthly returns
Positive months
55%
Share of completed months in the green
Best month
+53.3%
1999-03
Worst month
-31.67%
2008-11
Longest streaks
10▲ / 8▼
Consecutive up / down months
Drawdown & rolling returns
Percent below the all-time high at each month-end — how far underwater the asset was.
About Boston Scientific
Boston Scientific profits from humanity's stubborn refusal to stay healthy — with price receipts on this site going back to 1992. And the long game: $100 at its first close here (1992) would be about $935 today.
Did you know?
- Its best month on record was March 1999 at +53.3%; its worst, November 2008 at -31.67%.
- It has closed December in the green 26 out of 34 times — past performance, future shrug.
Trivia for entertainment — the numbers come from our price data; the jokes don't.