DRIEHAUS CAPITAL MANAGEMENT LLC
25 EAST ERIE ST, CHICAGO, Illinois, 60611, (312) 587-3800
Report Date: 03/31/2013
Position Statistics:
| Total Positions | 578 |
| New Positions | 132 |
| Increased Positions | 235 |
| Decreased Positions | 336 |
| Positions with Activity | 571 |
| Sold Out Positions | 140 |
| Total Mkt Value (in $ millions) |
2,113 |
Sector Weighting
| Basic Materials | 3.97% |
| Capital Goods | 6.41% |
| Conglomerates | 1.96% |
| Consumer Cyclical | 6.21% |
| Consumer/Non-Cyclical | 3.83% |
| Energy | 12.22% |
| Financial | 5.24% |
| Healthcare | 13.13% |
| Services | 21.2% |
| Technology | 19.05% |
| Transportation | 2.96% |
| Utilities | 3.79% |
Institutional Holdings information is filed by major institutions on form 13-F with the Securities and Exchange Commission.
336 DECREASED Positions as of 03/31/2013
Company |
Class | Value of Shares ($1,000s) | Change in Value ($1,000s) | Change (%) | Shares Held |
|---|---|---|---|---|---|
| ABERCROMBIE & FITCH CO | CL A | -2,870 | Sold Out | 0 | |
| ACELRX PHARMACEUTICALS INC | COM | 2,067 | -1,312 | (38.83) | 208,393 |
| ACUITY BRANDS INC | COM | 2,767 | -5,341 | (65.88) | 35,998 |
| AFC ENTERPRISES INC | COM | 1,502 | -1,771 | (54.11) | 43,518 |
| AFFYMAX INC | COM | -54 | Sold Out | 0 | |
| AIR LEASE CORP | CL A | -320 | Sold Out | 0 | |
| AIR METHODS CORP | COM PAR $.06 | 4,337 | -6,988 | (61.71) | 110,233 |
| ALASKA AIR GROUP INC | COM | -7,656 | Sold Out | 0 | |
| ALEXION PHARMACEUTICALS INC | COM | 6,727 | -4,613 | (40.68) | 73,664 |
| ALLEGHENY TECHNOLOGIES INC | COM | -303 | Sold Out | 0 | |
| ALLERGAN INC | COM | 4,530 | -2,405 | (34.68) | 44,644 |
| ALON USA ENERGY INC | COM | 3,263 | -97 | (2.89) | 195,033 |
| ALON USA PARTNERS LP | UT LTDPART INT | 12,891 | -254 | (1.93) | 497,739 |
| ALTERA CORP | COM | -3,661 | Sold Out | 0 | |
| ALTISOURCE PORTFOLIO SOLNS SA | REG SHS | -1,335 | Sold Out | 0 | |
| AMC NETWORKS INC | CL A | -790 | Sold Out | 0 | |
| AMERICAN EAGLE OUTFITTERS NEW | COM | -503 | Sold Out | 0 | |
| AMERICAN RAILCAR INDS INC | COM | -3,670 | Sold Out | 0 | |
| AMERICAN TOWER CORP NEW | COM | -7,450 | Sold Out | 0 | |
| AMERICAN VANGUARD CORP | COM | -4,310 | Sold Out | 0 |
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