What If I'd HeldThe regret calculator.

$1,000 in Arch Capital Group Ltd. in 2004 → $23,404 today

If you'd invested $1,000 in Arch Capital Group Ltd. (ACGL) on January 1, 2004 — at the December 2003 month-end close of $4.21 — and held to the latest close (2026-08-), you'd have $23,404. That's a +2240.4% total return — beating the S&P 500, where the same $1,000 became $6,932.

$1,000 in 2004$23,404Total return+2240.4%Multiple23.4×CAGR+14.9%

Nearby years: 2000 · 2001 · 2002 · 2003 · 2005 · 2006 · 2007 · 2008 all years →

FAQ

How much is $1,000 invested in ACGL in 2004 worth today?

$1,000 invested in Arch Capital Group Ltd. (ACGL) at the month-end close of 2003-12- would be worth $23,404 at the latest month-end close (2026-08-), a total return of +2240.4% with dividends reinvested.

Did $1,000 in ACGL in 2004 beat the market?

Over the same span, $1,000 in the S&P 500 index would be worth $6,932 — so Arch Capital Group Ltd. (ACGL) beat the index by +237.6%.

What does "month-end close" mean for this calculation?

The scenario invests at the December 2003 month-end close (the price entering 2004) and values the position at the most recent month-end close (2026-08-). Intra-month extremes are shown on the ACGL calculator page.

Is the 2004–2026 return in ACGL typical?

No single year is typical. ACGL's best calendar-year return since 1995 was about +72.2%, and its worst was -42.2%.

Methodology

Arch Capital Group Ltd. (ACGL) total-return data from January 2004 through the latest month-end close (2026-08-).

The entry price is the 2003 December month-end close and the exit is the latest available month-end close, both from adjusted (split and dividend) Yahoo Finance historical data.

Month-end resolution, no taxes or fees, and history never guarantees the future. For exact-date precision (including buying at a panic low), use the ACGL calculator page.

Full methodology →

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Data: Yahoo Finance. As of 2026-08-. Not financial advice.