| Summary Prospectus | Prospectus | Statement of Additional Information | Annual Report | Semi-Annual Report | |
|---|---|---|---|---|---|
| Driehaus Micro Cap Growth Fund |
4/30/17†† | 4/30/17* | 4/30/17* | 12/31/17 | 6/30/17 |
| Driehaus Small Cap Growth Fund |
8/4/17 | 8/4/17 | 8/4/17 | 12/31/17 | **** |
| Driehaus International Small Cap Growth Fund | 4/30/17†††^ | 4/30/17* | 4/30/17* | 12/31/17 | 6/30/17 |
| Driehaus Frontier Emerging Markets Fund | 4/30/17 | 4/30/17* | 4/30/17* | 12/31/17 | 6/30/17 |
| Driehaus Emerging Markets Growth Fund | 7/17/17 | 7/17/17 | 7/17/17 | 12/31/17 | 6/30/17 |
| Driehaus Emerging Markets Small Cap Growth Fund | 4/30/17 | 4/30/17* | 4/30/17* | 12/31/17 | 6/30/17 |
| Driehaus Multi-Asset Growth Economies Fund |
3/17/17** | 3/17/17** | 3/17/17 | 12/31/17 | 6/30/17 |
| Driehaus Active Income Fund |
4/30/17 | 4/30/17† | 4/30/17† | 12/31/17 | 6/30/17 |
| Driehaus Event Driven Fund |
4/30/17*** | 4/30/17† | 4/30/17† | 12/31/17 | 6/30/17 |
*As supplemented on July 17, 2017, September 7, 2017, December 22, 2017 and April 6, 2018
**As supplemented on May 2, 2017
***
As supplemented on June 1, 2017
****Fund commenced operations on 8/21/17
†As supplemented on June 1 and June 12, 2017
††As supplemented on September 7, 2017
†††As supplemented on December 22, 2017
^As supplemented on April 6, 2018
Past annual and semi-annual Driehaus Mutual Fund reports can be accessed through the United States Securities and Exchange Commission website. Click here to view past Driehaus Mutual Funds' annual (N-CSR) and semi-annual
(N-CSRS) filings with the SEC.
XBRL Files
| All Driehaus Mutual Funds With the exception of the Driehaus Multi-Asset Growth Economies Fund, Driehaus Emerging Markets Growth Fud and the Driehaus Small Cap Growth Fund |
4/30/17 |
|---|---|
| Driehaus Multi-Asset Growth Economies Fund | 3/17/17 |
| Driehaus Multi-Asset Growth Economies Fund Supplement | 5/2/17 |
| Driehaus Emerging Markets Growth Fund | 7/17/17 |
| Driehaus Small Cap Growth Fund | 8/4/17 |
Driehaus Securities LLC, Distributor
