TMO vs DHR: which was the better investment?
Thermo Fisher Scientific Inc. against Danaher Corporation on real daily total-return data — every dividend reinvested, from Mar 17, 1980 to Jul 13, 2026.
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Frequently asked questions
Did TMO beat DHR?
No — measured from Mar 17, 1980 to Jul 13, 2026 with dividends reinvested, DHR came out ahead: $50,561,238 versus $3,158,923 from a $10,000 start. That gap compounds from a 20.2% annual return against 13.2%.
What would $10,000 in TMO be worth today?
$10,000 invested in Thermo Fisher Scientific Inc. (TMO) on Mar 17, 1980 would be worth about $3,158,923 as of Jul 13, 2026, a total return of 31489.2% (13.2% per year). The same $10,000 in DHR would be worth $50,561,238.
Which was riskier — TMO or DHR?
TMO swung with an annualized volatility of 31.8% and a worst peak-to-trough drop of -71.2%; DHR ran at 34.7% volatility with a -65.3% maximum drawdown. Risk-adjusted (Sharpe ratio), that is 0.35 for TMO vs 0.53 for DHR.
What data is this comparison based on?
Daily adjusted closing prices covering Mar 17, 1980 through Jul 13, 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 TMO vs DHR. 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.