What if · since 2018 · S&P 500

What if I invested $500 every week in S&P 500 since 2018?

Historical result of $500 weekly S&P 500 DCA starting 2018 — contributions, portfolio value, and SteadyGrow adaptive comparison.

2018-01-052026-08-28

$500/week · Weekly DCA · S&P 500

Contributed$226,000
Blind DCA value$469,682
Return+107.8%
SteadyGrow value$653,009
vs blind DCA+$183,327
Lump sum (same capital)$724,039
S&P 5002018-01-05 → 2026-08-28 · $500/week
 +$183,327 vs blind (+39.0%)Ended +39.0%
Blind DCASteadyGrow
$0$168k$335k$503k$671k2018-012019-092021-062023-032024-122026-08

What if your contribution wasn't always the same?

Blind DCA deploys $500/week every period. SteadyGrow keeps the same long-term habit but sizes weeks from valuation and regime — more when markets are cheap, less when they're stretched.