DCA history · S&P 500

S&P 500 DCA since 2021: $100 monthly

Investing $100 every month into S&P 500 since 1 January 2021 (70 buys, $7,000 in total) would be worth $10,880 today (+55.43%).

Backtest 1 January 2021 to 22 October 2026 · USD · no fees · live price. Change the amount, dates or fees →

Dollar-cost averaging

$10,880

+55.43% · +15.12%/yr

Invested
$7,000.00
Buys
70
Average cost
$4,937.76

Lump sum, day one

Winner

$14,303

+104.33%

Invested
$7,000.00
Bought at
$3,756.07
Max drawdown
25.43%

Perfect timing (hindsight)

$15,019

+114.56%

Bought on
12 Oct 2022
At a price of
$3,577.03
Not a plan you could follow

How it would have felt

Over this period the plan was worth less than the money you’d put in on 18% of days, with the longest unbroken stretch lasting 164 days (to 1 Feb 2023). The worst moment was 30 Sept 2022, when it was down 14.9% on what had been invested. It has been in profit continuously since 31 Oct 2023. The average cost per unit was $4,937.76 against a price today of $7,674.76 (+55.43%). The cheapest buy was $3,585.62 on 1 Oct 2022 and the priciest $7,666.45 on 1 Oct 2026.

Year by year

As ofInvestedWorthReturn
31 Dec 2021$1,200$1,364+13.65%
31 Dec 2022$2,400$2,215-7.71%
31 Dec 2023$3,600$4,101+13.90%
31 Dec 2024$4,800$6,378+32.87%
31 Dec 2025$6,000$8,756+45.93%
22 Oct 2026$7,000$10,880+55.43%

Try a different start

Monthly $100 into S&P 500, by start year:

Does the start year really matter? Best and worst time to start DCA or DCA vs lump sum, tested on every start month.

Same plan every week instead →

Frequently asked questions

How much would $100 every month in S&P 500 since 2021 be worth today?
Investing $100 every month into S&P 500 since 1 January 2021 (70 buys, $7,000 in total) would be worth $10,880 today (+55.43%).
Was DCA better than a lump sum for S&P 500 since 2021?
Investing the same $7,000 in one go on 1 January 2021 would be worth $14,303 today (+104.33%), so putting it all in on day one came out ahead over this particular period. Which wins depends heavily on the start date.
How long was S&P 500 DCA underwater since 2021?
The plan was worth less than the money invested on 18% of days, with the longest stretch lasting 164 days (ending 1 Feb 2023).
A historical simulation, not financial advice. Past performance does not predict future results; the value of investments can fall as well as rise. Figures use daily closing prices (trading days carried forward over weekends and holidays) with a live quote for today, USD, and no fees. This is the price index, which excludes dividends; see the total return version for dividends reinvested.