DRIEHAUS CAPITAL MANAGEMENT LLC
25 EAST ERIE ST, CHICAGO, Illinois, 60611, (312) 587-3800
Report Date: 03/31/2013
Position Statistics:
| Total Positions | 579 |
| New Positions | 132 |
| Increased Positions | 235 |
| Decreased Positions | 337 |
| Positions with Activity | 572 |
| Sold Out Positions | 141 |
| Total Mkt Value (in $ millions) |
2,100 |
Sector Weighting
| Basic Materials | 4.09% |
| Capital Goods | 6.44% |
| Conglomerates | 1.8% |
| Consumer Cyclical | 6.16% |
| Consumer/Non-Cyclical | 3.86% |
| Energy | 12.15% |
| Financial | 5.48% |
| Healthcare | 12.87% |
| Services | 21.21% |
| Technology | 19.05% |
| Transportation | 2.94% |
| Utilities | 3.9% |
Institutional Holdings information is filed by major institutions on form 13-F with the Securities and Exchange Commission.
337 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 | -2,924 | Sold Out | 0 | |
| AFFYMAX INC | COM | -69 | Sold Out | 0 | |
| AIR LEASE CORP | CL A | -332 | Sold Out | 0 | |
| ALASKA AIR GROUP INC | COM | -8,113 | Sold Out | 0 | |
| ALLEGHENY TECHNOLOGIES INC | COM | -305 | Sold Out | 0 | |
| ALTERA CORP | COM | -3,670 | Sold Out | 0 | |
| ALTISOURCE PORTFOLIO SOLNS SA | REG SHS | -1,231 | Sold Out | 0 | |
| AMC NETWORKS INC | CL A | -817 | Sold Out | 0 | |
| AMERICAN EAGLE OUTFITTERS NEW | COM | -528 | Sold Out | 0 | |
| AMERICAN RAILCAR INDS INC | COM | -3,702 | Sold Out | 0 | |
| AMERICAN TOWER CORP NEW | COM | -7,915 | Sold Out | 0 | |
| AMERICAN VANGUARD CORP | COM | -4,636 | Sold Out | 0 | |
| ANALOGIC CORP | COM PAR $0.05 | -6,884 | Sold Out | 0 | |
| ARQULE INC | COM | -571 | Sold Out | 0 | |
| ARRAY BIOPHARMA INC | COM | -1,944 | Sold Out | 0 | |
| ATLAS PIPELINE PARTNERS LP | UNIT L P INT | -1,618 | Sold Out | 0 | |
| AVALONBAY CMNTYS INC | COM | -2,952 | Sold Out | 0 | |
| B/E AEROSPACE INC | COM | -1,964 | Sold Out | 0 | |
| BAIDU INC | SPON ADR REP A | -10,317 | Sold Out | 0 | |
| BANNER CORP | COM NEW | -2,895 | Sold Out | 0 |
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