What if · since 2018 · S&P 500
What if I invested $1,000 every month in S&P 500 since 2018?
How much would $1,000 monthly into S&P 500 since 2018 be worth? Blind DCA vs adaptive contributions.
2018-01-05 → 2026-08-28
$1000/month · Monthly DCA · S&P 500
Contributed$104,308
Blind DCA value$216,777
Return+107.8%
SteadyGrow value$301,390
vs blind DCA+$84,613
Lump sum (same capital)$334,173
S&P 5002018-01-05 → 2026-08-28 · $1000/month
+$84,613 vs blind (+39.0%)Ended +39.0%
Blind DCASteadyGrow
What if your contribution wasn't always the same?
Blind DCA deploys $1000/month 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.