AMGN monthly performance report
Monthly AMGN research: returns, drawdown, relative strength, seasonality, and key stats.
AMGN monthly report
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Key takeaways
- Amgen (AMGN) closed August 2026 at $407.83, up 5.89% for the month and +35.91% over the trailing 12 months.
- Year-to-date, AMGN is +24.60%, outperforming the S&P 500 which has returned +12.89% YTD.
- The stock is trading +18.11% versus its 200-day moving average ($345.30), a bullish technical signal.
- Over the past three years, AMGN has underperformed the S&P 500 by −4.65%, with a relative strength index reading of 94.4.
- Win rate over the trailing 39 months stands at 61.5% — 24 positive months versus 15 negative months.
Amgen ended August 2026 at $407.83, posting a monthly return of +5.89%. The S&P 500 returned +3.05% over the same window, leaving relative performance at +2.84%.
The current quarter stands at +14.08% (Q3 2026 (QTD)), while medium-term trend remains constructive: price is +18.11% versus the 200-day moving average ($345.30).
Year-to-date, AMGN is +24.60% against SPY +12.89%, a gap of +11.71%. The stock is currently −2.02% below its 52-week high, with maximum 3-year drawdown at −23.35%.
| Period | AMGN | S&P 500 (SPY) | Excess return |
|---|---|---|---|
| 1 Day | +4.57% | −0.20% | +4.77% |
| 1 Week | +3.75% | +3.90% | −0.16% |
| 1 Month | +5.89% | +3.05% | +2.84% |
| 3 Months | +17.78% | +7.11% | +10.67% |
| 6 Months |