AMGN vs JNJ: which was the better investment?
Amgen Inc. against Johnson & Johnson on real daily total-return data — every dividend reinvested, from Jun 17, 1983 to Jul 15, 2026.
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Frequently asked questions
Did AMGN beat JNJ?
Yes — measured from Jun 17, 1983 to Jul 15, 2026 with dividends reinvested, AMGN came out ahead: $15,488,848 versus $2,368,498 from a $10,000 start. That gap compounds from a 18.6% annual return against 13.5%.
What would $10,000 in AMGN be worth today?
$10,000 invested in Amgen Inc. (AMGN) on Jun 17, 1983 would be worth about $15,488,848 as of Jul 15, 2026, a total return of 154788.5% (18.6% per year). The same $10,000 in JNJ would be worth $2,368,498.
Which was riskier — AMGN or JNJ?
AMGN swung with an annualized volatility of 37.5% and a worst peak-to-trough drop of -78.0%; JNJ ran at 21.9% volatility with a -41.0% maximum drawdown. Risk-adjusted (Sharpe ratio), that is 0.44 for AMGN vs 0.53 for JNJ.
What data is this comparison based on?
Daily adjusted closing prices covering Jun 17, 1983 through Jul 15, 2026 — the full period where both assets have price history. Adjusted prices include dividends and splits, so these are total returns. The page refreshes with new market data every day.
Can I change the dates, amounts, or add monthly investing?
Yes — the interactive tool on this page is pre-loaded with AMGN vs JNJ. You can set any start and end date, change the starting amount, add monthly contributions, or build a multi-asset portfolio and compare it against any benchmark.