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Columbia Acorn Fund (ACRNX)
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Fund Info

ISIN

US1971994090

Inception Date

Jun 10, 1970

Min. Investment

$2,000

Asset Class

Equity

Asset Class Size

Mid-Cap

Asset Class Style

Growth

Expense Ratio

ACRNX has an expense ratio of 0.83%, placing it in the medium range.


Share Price Chart


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Compare to other instruments

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.


Performance

Performance Chart

The chart shows the growth of an initial investment of $10,000 in Columbia Acorn Fund, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.


1,000.00%1,500.00%2,000.00%2,500.00%December2025FebruaryMarchAprilMay
1,401.01%
2,314.33%
ACRNX (Columbia Acorn Fund)
Benchmark (^GSPC)

Returns By Period

Columbia Acorn Fund (ACRNX) returned -11.03% year-to-date (YTD) and -3.22% over the past 12 months. Over the past 10 years, ACRNX returned 5.99% annually, underperforming the S&P 500 benchmark at 10.45%.


ACRNX

YTD

-11.03%

1M

6.20%

6M

-15.43%

1Y

-3.22%

5Y*

4.35%

10Y*

5.99%

^GSPC (Benchmark)

YTD

-3.77%

1M

3.72%

6M

-5.60%

1Y

8.55%

5Y*

14.11%

10Y*

10.45%

*Annualized

Monthly Returns

The table below presents the monthly returns of ACRNX, with color gradation from worst to best to easily spot seasonal factors. Returns are adjusted for dividends.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20252.56%-7.95%-8.72%-0.46%3.73%-11.03%
2024-1.56%7.43%3.63%-6.59%1.52%-0.88%5.06%1.18%2.67%-0.41%9.64%-6.78%14.46%
20239.92%-0.20%0.30%-1.11%-0.82%7.75%3.07%-1.77%-6.34%-8.90%9.77%10.52%21.85%
2022-15.75%-0.25%-1.84%-14.07%-3.67%-7.59%15.20%-2.84%-9.51%6.70%2.81%-5.58%-33.80%
20211.69%4.09%-3.70%3.43%-3.89%6.49%1.11%3.17%-5.64%8.11%-3.89%-1.58%8.62%
2020-0.20%-7.64%-14.61%13.74%11.70%1.01%5.65%2.81%0.72%0.45%10.55%5.65%29.65%
201910.40%6.07%-0.46%3.90%-5.47%5.86%1.93%-3.39%-2.23%1.10%6.28%1.01%26.65%
20185.72%-3.26%1.27%-0.82%6.33%1.02%2.33%6.35%-1.47%-12.12%2.93%-11.30%-5.07%
20172.35%3.58%0.68%2.14%1.08%1.99%0.54%0.48%4.05%3.15%2.83%-0.09%25.22%
2016-9.20%-0.68%7.86%1.12%3.00%-1.41%5.55%0.60%0.55%-3.09%6.59%0.47%10.65%
2015-2.54%6.01%0.64%-1.30%3.72%0.19%-0.86%-5.53%-3.65%4.54%2.09%-4.72%-2.14%
2014-3.08%5.00%-1.76%-2.60%0.99%4.38%-5.57%5.25%-4.86%3.30%0.35%0.36%0.98%

Risk-Adjusted Performance

Risk-Adjusted Performance Rank

The current rank of ACRNX is 14, meaning it’s performing worse than 86% of other mutual funds on our website when it comes to balancing risk and reward. Below is a breakdown of how it compares using common performance measures.


The Risk-Adjusted Performance Rank of ACRNX is 1414
Overall Rank
The Sharpe Ratio Rank of ACRNX is 1616
Sharpe Ratio Rank
The Sortino Ratio Rank of ACRNX is 1515
Sortino Ratio Rank
The Omega Ratio Rank of ACRNX is 1515
Omega Ratio Rank
The Calmar Ratio Rank of ACRNX is 1414
Calmar Ratio Rank
The Martin Ratio Rank of ACRNX is 1313
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

Risk-Adjusted Performance Indicators

The charts below present risk-adjusted performance metrics for Columbia Acorn Fund (ACRNX) and compare them to a chosen benchmark (^GSPC). These indicators evaluate an investment's returns against its associated risks.


The Sharpe ratio helps investors understand how much return they're getting for the level of risk taken. A higher Sharpe ratio indicates better risk-adjusted performance, meaning more reward for each unit of risk.

Columbia Acorn Fund Sharpe ratios as of May 10, 2025 (values are recalculated daily):

  • 1-Year: -0.13
  • 5-Year: 0.17
  • 10-Year: 0.26
  • All Time: 0.01

These values reflect how efficiently the investment has delivered returns relative to its volatility over different time periods. All figures are annualized and based on daily total returns (including price changes and dividends).

The chart below shows the rolling Sharpe ratio of Columbia Acorn Fund compared to the selected benchmark. This view highlights how the investment's risk-adjusted performance has changed over time. For deeper analysis or to customize the calculation, use the Sharpe ratio tool.


Rolling 12-month Sharpe Ratio-1.000.001.002.003.00December2025FebruaryMarchAprilMay
-0.13
0.44
ACRNX (Columbia Acorn Fund)
Benchmark (^GSPC)

Dividends

Dividend History

Columbia Acorn Fund provided a 0.00% dividend yield over the last twelve months, with an annual payout of $0.00 per share.


0.00%0.20%0.40%0.60%0.80%1.00%$0.00$0.02$0.04$0.06$0.08$0.10$0.12$0.142021202220232024
Dividends
Dividend Yield
PeriodTTM2024202320222021
Dividend$0.00$0.00$0.00$0.00$0.14

Dividend yield

0.00%0.00%0.00%0.00%0.95%

Monthly Dividends

The table displays the monthly dividend distributions for Columbia Acorn Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2025$0.00$0.00$0.00$0.00$0.00$0.00
2024$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00
2023$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00
2022$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00$0.00
2021$0.14$0.14

Drawdowns

Drawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.


-40.00%-30.00%-20.00%-10.00%0.00%December2025FebruaryMarchAprilMay
-25.59%
-7.88%
ACRNX (Columbia Acorn Fund)
Benchmark (^GSPC)

Worst Drawdowns

The table below displays the maximum drawdowns of the Columbia Acorn Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the Columbia Acorn Fund was 87.19%, occurring on Dec 11, 1987. Recovery took 1058 trading sessions.

The current Columbia Acorn Fund drawdown is 25.59%.


Depth

Start

To Bottom

Bottom

To Recover

End

Total

-87.19%Sep 8, 198769Dec 11, 19871058Jan 1, 19921127
-83.04%Nov 26, 1993272Dec 12, 19945202Jun 22, 20155474
-82.81%Jul 7, 1986119Dec 18, 1986141Jul 3, 1987260
-81.64%Feb 18, 199294Jun 26, 1992109Nov 26, 1992203
-80.88%Feb 16, 19936Feb 23, 199333Apr 9, 199339

Volatility

Volatility Chart

The current Columbia Acorn Fund volatility is 7.71%, representing the average percentage change in the investments's value, either up or down over the past month. The chart below shows the rolling one-month volatility.


0.00%5.00%10.00%15.00%December2025FebruaryMarchAprilMay
7.71%
6.82%
ACRNX (Columbia Acorn Fund)
Benchmark (^GSPC)