Wall Street RegretsThe regret calculator.

What if you'd held ATEC?

A $1,000 investment in Alphatec Holdings, Inc. (ATEC) at the month-end close of 2006-06 would be worth $129 at the close of 2026-08 — -87.1% total return, dividends reinvested. The same $1,000 in the S&P 500 would be worth $6,068.

$1,000 since 2006$129Total return-87.1%Multiple0.13×CAGR-9.7%

Your scenario

Dates resolve to the nearest month-end close.
Leave empty for "held until today".
Invested at each month-end. Starts on the buy date.

Result

Worth$129Gain+$-871 (-87.1%)Multiple0.1×CAGR-9.7%

    If you'd bought $1,000 at the start of each year

    Value of $1,000 invested on January 1 of each year, held to 2026-08, dividends included.

    2006$1292007$2182008$1612009$3462010$1522011$3012012$4722013$4922014$4042015$5762016$2,7082017$3,0372018$3,6652019$4,2582020$1,3732021$6712022$8532023$7892024$6452025$1,0622026$463

    Every year, $1,000 from 2006

    YearValue of $1,000Year return
    2006$1,000
    2007$1,351+35.1%
    2008$630-53.4%
    2009$1,432+127.2%
    2010$724-49.4%
    2011$461-36.3%
    2012$442-4.1%
    2013$539+21.8%
    2014$378-29.9%
    2015$80.43-78.7%
    2016$71.72-10.8%
    2017$59.43-17.1%
    2018$51.16-13.9%
    2019$159+210.0%
    2020$324+104.5%
    2021$255-21.3%
    2022$276+8.0%
    2023$338+22.3%
    2024$205-39.2%
    2025$470+129.2%
    2026$218-53.7%

    Best and worst month-end to buy

    The best single month-end close to have bought ATEC was 2019-01 ($1.30): $1,000 then is $7,500 today. The worst was 2010-04 ($80.16): $1,000 then is $122.

    FAQ

    What would $1,000 in ATEC be worth today?

    A $1,000 investment in Alphatec Holdings, Inc. (ATEC) at the start of 2006 would be worth about $129 today, a total return of -87.1%. Dividends are reinvested in these figures.

    What were the best and worst years for ATEC?

    Alphatec Holdings, Inc. (ATEC)'s strongest calendar year since 2006 was 2019, a +210.0% return — $1,000 held through that year became about $3,100 by year-end. Its weakest year was 2015, at -78.7%.

    Does the calculator include dividends and splits?

    Yes where available. Prices are adjusted for both stock splits and reinvested dividends (total return), the same measure brokerages use.

    How much would $100 per month in ATEC have grown?

    Investing $100 at the end of every month since 2006-06 would have grown to about $28,230 on $24,300 invested.

    Did ATEC beat the S&P 500?

    Over the same period, $1,000 in the S&P 500 index would be worth $6,068. ATEC trailed the S&P 500 by +97.9% in total return.

    Is this investment advice?

    No. Wall Street Regrets is an entertainment and education tool. Every number is a historical calculation, not a prediction, and past performance never guarantees future results.

    Methodology

    Alphatec Holdings, Inc. (ATEC) historical total-return data from 2006-06 to 2026-08, reduced to month-end closes for the tables above.

    Returns use adjusted close prices from Yahoo Finance historical data — adjusted for stock splits and reinvested dividends — the same convention used by major brokerages. A "year" scenario invests $1,000 at the prior December's month-end close and values it at the latest available month-end close. Non-USD amounts are converted at historical month-end exchange rates (Yahoo Finance): to USD on the buy date and back to your currency at the latest rate, so the return reflects the currency move as well as the asset.

    Month-end resolution means intra-month extremes are not captured in tables; the calculator uses exact trading-day closes where daily data is available. Figures ignore taxes, fees, and the currency effects of non-USD listings. History is not a forecast. Wall Street Regrets is entertainment, not investment advice.

    Full methodology →

    What if you'd held…

    Data: adjusted close prices via Yahoo Finance. As of 2026-08. Not financial advice.