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Institutional Investment Manager
DRIEHAUS CAPITAL MANAGEMENT LLC
DRIEHAUS CAPITAL MANAGEMENT LLC (CIK: 0000938206) incorporated in Delaware, located at 25 East Erie St, Chicago, IL. Institutional holdings reported to the SEC.

Institutional Holdings (2016Q2)
Portfolio Summary: 550 holdings with a total value of $2,803,989,000.
#
Name
Shares
Value ($)
%
Options
Notes
501 Ishares - Japan 18,635 214,000 0.01%
502 RANGE RES CORP 4,931 213,000 0.01%
503 ORGANOVO HLDGS INC 57,152 213,000 0.01%
504 RICE ENERGY INCORPORATED 9,656 213,000 0.01%
505 CNOOC LTD 1,686 210,000 0.01%
506 COSTAR GROUP 946 207,000 0.01%
507 SYNERGY PHARMACEUTICALS DEL 53,971 205,000 0.01%
508 COMMSCOPE HLDG COMPANY INCORPORATED 6,567 204,000 0.01%
509 QUANTA SVCS INC 8,705 201,000 0.01%
510 Amber Road Inc 26,000 200,000 0.01%
511 EHEALTH INC COM 13,920 195,000 0.01%
512 KEARNY FINL CORP MD COM 15,300 192,000 0.01%
513 OWENS-ILLINOIS, INC. 10,665 192,000 0.01%
514 TERRAFORM PWR INC CL A COM 17,600 192,000 0.01%
515 WYNN RESORTS LTD 110,000 182,000 0.01% Put
516 CLEARFIELD INC 10,100 181,000 0.01%
517 8POINT3 ENERGY PARTNERS LP 10,200 161,000 0.01%
518 WILLBROS GROUP INC DEL COM 59,785 151,000 0.01%
519 OCEAN RIG 59,774 148,000 0.01%
520 TOBIRA THERAPEUTICS INC 11,135 140,000 0.00%
521 HECLA MNG CO 21,083 108,000 0.00%
522 ALIBABA GROUP HLDG LTD 100,000 96,000 0.00% Put
523 INDEPENDENCE CONTRACT DRIL I COM 15,336 83,000 0.00%
524 HALLIBURTON CO 250,000 83,000 0.00% Call
525 NEWPARK RES INC COM PAR $.01NEW 11,840 69,000 0.00%
526 ISHARES 23,000 45,000 0.00% Put
527 VISA INC 7,800 34,000 0.00% Put
528 LOWES COS INC 9,300 31,000 0.00% Put
529 CVS HEALTH CORP 5,200 29,000 0.00% Put
530 SPDR S&P 500 ETF TR 9,000 29,000 0.00% Put
531 LEVEL 3 COMM 7,100 27,000 0.00% Put
532 TEVA PHARMACEUTICAL INDS LTD 7,500 25,000 0.00% Put
533 SERVICENOW INC 5,000 25,000 0.00% Put
534 PRUDENTIAL PLC 4,000 25,000 0.00% Put
535 ROPER TECHNOLOGIES INC 2,400 22,000 0.00% Put
536 ALPHABET INC 900 22,000 0.00% Put
537 COGNIZANT TECHNOLOGY SOLUTIO 5,500 21,000 0.00% Put
538 ISHARES INC 25,000 21,000 0.00% Put
539 FACEBOOK INC 6,000 19,000 0.00% Put
540 ISHARES 25,000 17,000 0.00% Put
541 CELGENE CORP 2,800 15,000 0.00% Put
542 WISDOMTREE TR 12,000 11,000 0.00% Put
543 ALLERGAN PLC 2,200 9,000 0.00% Put
544 MICROSOFT CORP 7,000 9,000 0.00% Put
545 ISHARES TR 6,300 8,000 0.00% Put
546 Servicemaster Global Hldgs I 6,500 5,000 0.00% Put
547 CROWN CASTLE INTL CORP NEW 4,800 4,000 0.00% Put
548 SCHLUMBERGER LTD 4,000 4,000 0.00% Put
549 AMERCO 800 3,000 0.00% Put
550 ISHARES 20 YEAR TREASURY BOND ETF 7,500 1,000 0.00% Put
Page 11 of 11

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001140361-16-076342, filed 2016.08.15).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.