UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F
INFORMATION REQUIRED OF INSTITUTIONAL INVESTMENT MANAGERS PURSUANT
TO SECTION 13(f) OF THE SECURITIES EXCHANGE ACT OF 1934 AND RULES
THEREUNDER
Report for the Calendar Quarter Ended June 30, 2000.
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(Please read instructions before preparing form.)
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If amended report check here: |_|
Gilder Gagnon Howe & Co. LLC
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Name of Institutional Investment Manager
1775 Broadway, 26th Floor, New York, NY 10019
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Business Address
(Street) (City) (State) (Zip)
Walter Weadock, (212)765-2500, Member
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Name, Phone No., and Title of Person Duly Authorized to Submit This Report
ATTENTION
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Intentional misstatements or omissions of facts constitute
Federal Criminal Violations.
See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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The institutional investment manager submitting this Form and its attachments
and the person by whom it is signed represent hereby that all information
contained therein is true, correct and complete. It is understood that all
required items, statements and schedules are considered integral parts of this
Form and that the submission of any amendment represents that all unamended
items, statements and schedules remain true, correct and complete as previously
submitted.
Pursuant to the requirements of Securities Exchange Act of 1934, the
undersigned institutional investment manager has caused this report to be signed
on its behalf in the City of New York and State of New York on the 17th day of
May 1999.
Gilder Gagnon Howe & Co. LLC
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(Name of Institutional Investment Manager)
/s/ Walter Weadock
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(Manual Signature of Person Duly Authorized
to Submit this Report)
Name and 13F file numbers of ALL Institutional Investment Managers with respect
to which this schedule is filled (other than the one filing this report): (List
<PAGE>
in alphabetical order.) 13F File Numbers will be assigned to Institutional
Investment Managers after they file their first report.
Name: 13F File No.: Name: 13F File No.:
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1. 6.
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2. 7.
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3. 8.
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4. 9.
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5. 10.
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1
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PAGE 1 NAME OF REPORTING MANAGER: GILDER, GAGNON, HOWE & CO. FOR THE QUARTER END: 06/30/2000
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(ITEM 1:) (ITEM 2) (ITEM 3) (ITEM 4) (ITEM 5) (ITEM 6) (ITEM 7) (ITEM 8)
INVESTMENT DISCRETION VOTING AUTHORITY
--------------------------------------------
TITLE FAIR SHARES OR SOLE SHARE SHARED SOLE SHARED NONE
OF MARKET PRINCIPAL OTHER
NAME OF ISSUER CLASS CUSIP NO. VALUE AMOUNT (A) (B) (C) MGRS (A) (B) (C)
-----------------------------------------------------------------------------------------------------------------------------------
<S> <C> <C> <C> <C> <C> <C> <C>
3DFX INTERACTIVE INC COM 88553X103 1,906,345 245,000 X 0 245,000
ACCELERATED NETWORKS INC COM 00429P107 18,982,280 449,945 X 1,960 441,985
ACTUATE SOFTWARE CORP COM 00508B102 205,494 3,850 X 0 3,850
ACXIOM CORP COM 005125109 370,600 13,600 X 13,600 0
AES CORP COM 00130H105 63,875 1,400 X 1,400 0
AGILE SOFTWARE CORP DEL COM 00846X105 59,024 835 X 0 385
AKAMAI TECHNOLOGIES INC COM 00971T101 61,742 520 X 0 300
ALGOS PHARMACEUTICAL CORP COM 015869100 30,500 2,000 X 0 2,000
ALLAIRE CORP COM 016714107 10,090,080 274,560 X 14,465 256,475
ALLEGHANY CORP-DEL COM 017175100 22,512 134 X 0 134
ALLEGIANCE TELECOM INC COM 01747T102 41,600 650 X 0 650
ALLIED WASTE INDUSTRIES INC COM 019589308 9,985,000 998,500 X 0 979,950
AMDOCS LIMITED COM G02602103 8,689,635 113,220 X 43,975 69,070
AMERICAN ELECTRIC POWER CO INC COM 025537101 1,481,250 50,000 X 0 50,000
AMFM INC COM 001693100 9,564,090 138,610 X 16,215 121,625
AMISTAR CORP COM 031535107 77,500 20,000 X 20,000 0
AMKOR TECHNOLOGY INC COM 031652100 176,565 5,000 X 5,000 0
ANALOG DEVICES INC COM 032654105 117,780,696 1,549,746 X 356,760 1,186,540
AON CORP COM 037389103 17,379,034 559,477 X 565 558,662
APPLE COMPUTER INC COM 037833100 24,616 470 X 0 80
APPLIED MICRO CIRCUITS CORP COM 03822W109 22,352,063 226,350 X 1,350 220,505
ARCH COMMUNICATIONS GROUP INC NEW COM 039381504 864,500 133,000 X 2,275 130,125
ARIBA INC COM 04033V104 29,178,297 297,595 X 61,725 228,815
ARONEX PHARMACEUTICALS INC NEW COM 042666206 1,607,769 524,900 X 0 524,900
ART TECHNOLOGY GROUP INC COM 04289L107 22,595,476 223,855 X 8,950 212,385
ASIAINFO HOLDINGS INC COM 04518A104 16,752,191 374,870 X 0 369,620
ASM INTERNATIONAL NV COM N07045102 6,218,490 234,660 X 11,000 220,975
ASPECT COMMUNICATIONS CORP COM 04523Q102 5,687,608 144,675 X 9,300 133,970
AT HOME CORP SER A 045919107 11,007,087 530,462 X 17,350 512,434
AUTOTOTE CORP CL A 053323101 4,258,201 973,303 X 33,175 929,828
AVANEX CORP COM 05348W109 31,943,318 334,485 X 9,490 308,615
BE FREE COM 073308108 13,368,825 1,485,425 X 0 1,449,425
BEA SYSTEMS INC COM 073325102 98,134 1,985 X 0 1,245
BENIHANA INC CL A 082047200 1,775,250 132,729 X 1,425 130,454
Page Total 364,699,645
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PAGE 2 NAME OF REPORTING MANAGER: GILDER, GAGNON, HOWE & CO. FOR THE QUARTER END: 06/30/2000
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(ITEM 1:) (ITEM 2) (ITEM 3) (ITEM 4) (ITEM 5) (ITEM 6) (ITEM 7) (ITEM 8)
INVESTMENT DISCRETION VOTING AUTHORITY
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TITLE FAIR SHARES OR SOLE SHARE SHARED SOLE SHARED NONE
OF MARKET PRINCIPAL OTHER
NAME OF ISSUER CLASS CUSIP NO. VALUE AMOUNT (A) (B) (C) MGRS (A) (B) (C)
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<S> <C> <C> <C> <C> <C> <C> <C>
BERKSHIRE HATHAWAY INC CL B 084670207 220,000 125 X 125 0
BEST BUY COMPANY INC COM 086516101 18,000,634 284,595 X 10,200 272,810
BIG CITY RADIO INC CL A 089098107 1,642,437 324,400 X 0 324,400
BLOCKBUSTER INC CL A 093679108 10,390,622 1,072,525 X 0 1,072,525
BOOKHAM TECHNOLOGY PLC SPONSORED ADR 09856Q108 58,670,831 990,225 X 0 952,415
BRISTOL MYERS SQUIBB CO COM 110122108 46,600 800 X 0 800
BROADCOM CORP CL A 111320107 71,639,798 327,215 X 840 308,625
BROCADE COMMUNICATIONS SYS INC COM 111621108 709,900 3,869 X 3,869 0
BUCA INC COM 117769109 11,973,047 766,275 X 8,600 748,250
C R BARD INC COM 067383109 38,405,131 797,550 X 220,700 575,925
CABOT MICROELECTRONICS CORP COM 12709P103 13,581,574 296,865 X 7,555 274,855
CACHEFLOW INC COM COM 126946102 184,381 2,995 X 0 2,795
CADENCE DESIGN SYSTEMS INC COM 127387108 13,733 674 X 0 674
CADIZ INC COM COM 127537108 14,848,200 1,856,025 X 167,000 1,689,025
CALIPER TECHNOLOGIES CORP COM 130876105 17,957,710 390,385 X 0 365,635
CALPINE CORP COM 131347106 5,910,596 89,895 X 3,320 83,610
CALTON INC COM 131380503 911,363 202,525 X 16,195 185,605
CAPROCK COMMUNICATIONS CORP COM 140667106 1,950,000 100,000 X 19,400 80,600
CAPSTONE TURBINE CORP COM 14067D102 73,002,285 1,620,005 X 39,220 1,556,329
CAREY INTERNATIONAL INC COM 141750109 22,753,613 1,639,900 X 121,325 1,513,428
CARRIER 1 INTL S A ADR 144500303 4,413,141 379,625 X 0 379,625
C-CUBE MICROSYSTEMS INC NEW COM 12501N108 18,690,575 952,386 X 6,680 938,081
CHAMPPS ENTERTAINMENT INC COM 158787101 1,134,125 211,000 X 0 196,925
CHARTERED SEMICONDUCTOR MFG LTD ADR 16133R106 27,512,100 305,690 X 205 288,565
CHICOS FAS INC COM 168615102 5,341,260 267,063 X 14,990 250,398
CHUBB CORP COM 171232101 26,365,050 428,700 X 0 426,800
CLEAR CHANNEL COMMUNICATIONS, INC COM 184502102 3,734,325 49,791 X 18,175 31,616
CNET NETWORKS INC COM 12613R104 87,533,190 3,563,641 X 1,254,011 2,307,693
COBALT NETWORKS INC COM 19074R101 7,234,375 125,000 X 0 123,630
CONDUCTUS INC COM 206784100 246,875 12,500 X 12,500 0
CONEXANT SYSTEMS INC COM 207142100 636,501 13,090 X 490 12,600
CONSOLIDATED EDISON INC COM 209115104 11,850 400 X 0 400
CORE INC COM 21867P102 19,587 2,875 X 0 2,875
CORNING INC COM 219350105 18,891 70 X 0 70
Page Total 545,704,300
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PAGE 3 NAME OF REPORTING MANAGER: GILDER, GAGNON, HOWE & CO. FOR THE QUARTER END: 06/30/2000
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(ITEM 1:) (ITEM 2) (ITEM 3) (ITEM 4) (ITEM 5) (ITEM 6) (ITEM 7) (ITEM 8)
INVESTMENT DISCRETION VOTING AUTHORITY
--------------------------------------------
TITLE FAIR SHARES OR SOLE SHARE SHARED SOLE SHARED NONE
OF MARKET PRINCIPAL OTHER
NAME OF ISSUER CLASS CUSIP NO. VALUE AMOUNT (A) (B) (C) MGRS (A) (B) (C)
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<S> <C> <C> <C> <C> <C> <C> <C>
CORRECTIONAL SERVICES CORP COM 219921103 6,617,179 1,680,346 X 49,493 1,630,323
COSTCO WHOLESALE CORP-NEW COM 22160K105 7,729,293 234,221 X 0 226,471
COURIER CORP COM 222660102 2,042,306 72,294 X 10,550 61,519
COVAD COMMUNICATIONS GROUP INC COM 222814204 231,313 14,345 X 360 13,985
CSG SYSTEMS INTERNATIONAL INC COM 126349109 96,183,044 1,715,625 X 117,525 1,592,688
CYBERONICS INC COM 23251P102 3,741,720 311,810 X 13,775 288,755
DAISYTEK INTERNATIONAL CORP COM 234053106 639,547 67,763 X 0 67,313
DAVIDS BRIDAL INC COM 238576102 2,083,364 180,175 X 2,650 176,700
DIAMOND TECHNOLOGY PARTNERS INC CL A 252762109 297,000 3,375 X 0 3,375
DIGEX INC DEL CL A COM 253756100 20,011,478 294,555 X 6,050 283,775
DIGITAL IMPACT INC DEL COM 25385G106 29,317,073 2,075,545 X 208,450 1,838,810
DIGITAL ISLAND INC DEL COM 25385N101 16,563,863 340,645 X 55,925 273,890
DISPATCH MANAGEMENT SERVICES, CORP COM 254927106 2,738,510 2,085,885 X 569,210 1,516,092
DITECH COMMUNICATIONS CORP COM 25500M103 9,116,535 96,407 X 31,290 64,612
DOLLAR TREE STORES INC COM 256747106 204,673,761 5,173,366 X 303,758 4,829,892
DQE, INC COM 23329J104 15,825 400 X 0 0
DTE ENERGY HOLDING CO COM 233331107 12,225 400 X 0 0
DUKE ENERGY CORP ; FORMERLY DUKE POWER CO COM 264399106 24,523,125 435,000 X 0 433,750
ECHOSTAR COMMUNICATIONS CORP, NEW CL A 278762109 157,575,455 4,759,292 X 154,685 4,580,575
EFFICIENT NETWORKS INC COM 282056100 31,131,494 423,195 X 13,305 386,030
ELLETT BROTHERS INC, COM 288398100 2,287,250 653,500 X 104,500 544,275
EMCORE CORP, COM 290846104 26,461,800 220,515 X 8,020 206,975
EMERSON ELECTRIC CO COM 291011104 652,050 10,800 X 10,800 0
ENHANCE FINANCIAL SERVICES ; GROUP INC COM 293310108 3,084,659 214,585 X 0 212,600
ENRON CORP, COM 293561106 16,993,299 263,462 X 9,725 251,499
ESS TECHNOLOGY INC COM 269151106 21,810,538 1,504,175 X 0 1,504,175
E-TEK DYNAMICS INC COM 269240107 19,068,404 72,280 X 9,550 62,730
EXAR CORP COM 300645108 1,743,760 20,000 X 0 17,555
EXODUS COMMUNICATIONS INC COM 302088109 287,759,338 6,247,082 X 251,930 5,921,992
EXTREME NETWORKS INC COM 30226D106 1,821,985 17,270 X 525 16,550
EXXON MOBIL CORP COM 30231G102 61,544 784 X 0 784
FASTENAL CO COM 311900104 18,509,361 365,617 X 6,475 352,892
FIRST AMERICAN FINANCIAL CORP, CALIF COM 318522307 59,109,054 4,129,746 X 87,744 4,020,446
FLORIDA EAST COAST INDS INC COM 340632108 1,373,200 34,330 X 660 33,510
Page Total 1,075,980,352
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PAGE 4 NAME OF REPORTING MANAGER: GILDER, GAGNON, HOWE & CO. FOR THE QUARTER END: 06/30/2000
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(ITEM 1:) (ITEM 2) (ITEM 3) (ITEM 4) (ITEM 5) (ITEM 6) (ITEM 7) (ITEM 8)
INVESTMENT DISCRETION VOTING AUTHORITY
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TITLE FAIR SHARES OR SOLE SHARE SHARED SOLE SHARED NONE
OF MARKET PRINCIPAL OTHER
NAME OF ISSUER CLASS CUSIP NO. VALUE AMOUNT (A) (B) (C) MGRS (A) (B) (C)
-----------------------------------------------------------------------------------------------------------------------------------
<S> <C> <C> <C> <C> <C> <C> <C>
FOUNDRY NETWORKS INC COM 35063R100 69,059,517 624,973 X 38,565 575,841
GARTNER GROUP INC NEW CL A 366651107 5,142,480 428,540 X 19,200 408,740
GENERAL AMERICAN INVESTORS CO COM 368802104 38,763 986 X 0 986
GENOMICS ONE CORPORATION COM 372432104 1,283,230 180,975 X 0 173,925
GLOBAL MARINE INC NEW COM 379352404 6,732,281 238,835 X 15,500 216,825
GSI LUMONICS INC COM 36229U102 5,968,616 169,925 X 22,000 146,225
HARMAN INTERNATIONAL ; INDUSTRIES INC-NEW COM 413086109 5,795,000 95,000 X 7,250 87,575
HARTFORD FINANCIAL SERVICES GROUP INC COM 416515104 14,005,477 250,375 X 0 248,975
HCC INSURANCE HOLDINGS INC COM 404132102 1,869,380 99,040 X 625 97,415
HEALTH SYSTEMS DESIGN CORP COM 421964107 362,500 100,000 X 0 100,000
HELATHEXTRAS INC COM 422211102 1,251,907 232,913 X 34,650 197,338
HOLLINGER INTERNATIONAL INC CL A 435569108 21,800 1,600 X 0 1,600
HOMEGROCER.COM INC COM 43740K100 6,514,807 1,080,220 X 59,700 1,010,470
HUMAN GENOME SCIENCES INC COM 444903108 713,556 5,350 X 30 4,993
HYBRID NETWORKS INC COM 44860K102 1,457,390 164,213 X 0 163,513
I2 TECHNOLOGIES INCC COM 465754109 25,804,584 247,488 X 9,520 236,921
IBIS TECHNOLOGY CORP COM 450909106 95,357,966 1,579,428 X 16,285 1,555,851
IMPATH INC COM 45255G101 35,263 650 X 0 650
INFINITY BROADCASTING CORP CL A 45662S102 15,834,679 434,565 X 108,343 323,042
INFOSPACE INC COM 45678T102 264,167,046 4,781,304 X 948,150 3,817,160
INKTOMI CORP COM 457277101 17,875,261 151,165 X 20,395 127,390
INNOVEDA INC COM 45769F102 6,145,266 1,346,760 X 210,250 1,124,720
INTEGRAL SYSTEMS INC-MD COM 45810H107 1,629,641 97,292 X 0 96,932
INTEL CORP COM 458140100 401,064 3,000 X 3,000 0
INTEREP NATL RADIO SALES INC COM 45866V109 4,104,027 772,450 X 3,650 754,390
INTERNAP NETWORK SVCS CORP COM 45885A102 32,678,282 787,125 X 7,950 735,475
INTERNATIONAL BUSINESS, MACHINES CORP COM 459200101 350,602 3,200 X 0 3,200
JDS UNIPHASE CORP COM COM 46612J101 277,075,958 2,311,374 X 98,900 2,176,143
JUNIPER NETWORKS COM 48203R104 111,292,957 764,569 X 45,170 696,050
KEYNOTE SYS INC COM 493308100 47,478,244 672,849 X 54,530 600,758
KLLM TRANSPORT SERVICES INC COM 482498102 17,986 2,275 X 0 2,275
KOPIN CORP COM 500600101 34,454,299 497,535 X 0 495,230
KULICKE & SOFFA INDUSTRIES INC COM 501242101 29,688 500 X 0 500
LAMAR ADVERTISING CO CL A 512815101 4,417,060 101,980 X 26,800 74,815
Page Total 1,059,366,575
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<CAPTION>
PAGE 5 NAME OF REPORTING MANAGER: GILDER, GAGNON, HOWE & CO. FOR THE QUARTER END: 06/30/2000
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(ITEM 1:) (ITEM 2) (ITEM 3) (ITEM 4) (ITEM 5) (ITEM 6) (ITEM 7) (ITEM 8)
INVESTMENT DISCRETION VOTING AUTHORITY
--------------------------------------------
TITLE FAIR SHARES OR SOLE SHARE SHARED SOLE SHARED NONE
OF MARKET PRINCIPAL OTHER
NAME OF ISSUER CLASS CUSIP NO. VALUE AMOUNT (A) (B) (C) MGRS (A) (B) (C)
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<S> <C> <C> <C> <C> <C> <C> <C>
LANDEC CORP COM 514766104 2,669,188 490,840 X 25,000 463,390
LASALLE RE HOLDINGS LTD COM G5383Q101 2,333,713 164,485 X 4,525 155,620
LEVEL 3 COMMUNICATIONS INC COM 52729N100 49,759,072 565,444 X 34,230 519,375
LITHIA MOTORS INC-CL A COM 536797103 93,625 7,000 X 7,000 0
LUCENT TECHNOLOGIES INC COM 549463107 35,550 600 X 0 600
LYNX THERAPEUTICS INC NEW COM 551812308 3,982,450 83,730 X 0 79,995
MACROMEDIA INC COM 556100105 38,394,321 397,095 X 6,330 371,135
MAGNA ENTERTAINMENT CORP SUB VTG CL A COM 559211107 5,864,400 900,000 X 0 882,300
MARINE DRILLING COMPANIES INC, NEW COM 568240204 7,908,460 282,445 X 18,775 255,405
MARVELL TECHNOLOGY GROUP COM G5876H105 3,420,000 60,000 X 0 59,675
MAXYGEN INC COM 577776107 25,262,005 445,020 X 22,500 413,670
MEADE INSTRUMENTS CORP COM 583062104 17,189,269 684,150 X 0 672,600
MEDAREX INC COM 583916101 33,473,577 396,137 X 1,560 389,405
MEDIA METRIX INC COM 58440X103 41,717,048 1,639,950 X 0 1,639,159
MERCK & CO INC COM 589331107 72,794 950 X 0 950
MERCURY INTERACTIVE CORP COM 589405109 86,340,958 892,413 X 96,975 785,371
MERIT MEDICAL SYSTEMS INC COM 589889104 1,338,838 205,975 X 0 205,000
METACREATIONS CORP COM 591016100 2,630,400 219,200 X 3,200 201,050
METRO-GOLDWYN-MAYER INC NEW COM 591610100 6,531,250 250,000 X 0 245,375
METROMEDIA FIBER NETWORK INC CL A 591689104 409,894,493 10,327,939 X 1,892,930 8,307,841
MIDWAY GAMES INC COM 598148104 22,075,889 2,737,925 X 0 2,728,239
MIIX GROUP INC COM 59862V104 27,132 2,261 X 0 2,261
MONTANA POWER CO COM 612085100 10,666,998 302,070 X 81,780 217,910
MUELLER INDUSTRIES INC COM 624756102 8,139,600 290,700 X 41,425 249,275
NATIONAL INFORMATION CONSORTIUM INC COM 636491102 5,174,146 454,870 X 7,775 446,770
NATIONAL INSTRUMENTS CORP COM 636518102 22,004,145 504,393 X 28,723 470,210
NAVIGATORS GROUP INC COM 638904102 1,675,125 186,125 X 0 181,625
NAVISITE INC COM 63935M109 29,057,108 694,930 X 21,300 663,180
NETWORK APPLIANCE INC COM 64120L104 10,896,480 135,360 X 22,135 110,955
NEWGEN RESULTS CORPORATION COM 651359101 4,163,363 252,325 X 12,775 238,625
NIKU CORP COM 654113109 31,167,281 923,475 X 8,000 912,625
NORTHEAST OPTIC NETWORK INC COM 664334109 26,495,669 429,950 X 4,625 422,450
NORTHLAND CRANBERRIES INC CL A 666499108 9,650,881 2,490,550 X 216,525 2,273,175
NOVELLUS SYSTEMS INC COM 670008101 23,395,305 413,615 X 7,630 387,605
Page Total 943,500,532
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<CAPTION>
PAGE 6 NAME OF REPORTING MANAGER: GILDER, GAGNON, HOWE & CO. FOR THE QUARTER END: 06/30/2000
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(ITEM 1:) (ITEM 2) (ITEM 3) (ITEM 4) (ITEM 5) (ITEM 6) (ITEM 7) (ITEM 8)
INVESTMENT DISCRETION VOTING AUTHORITY
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TITLE FAIR SHARES OR SOLE SHARE SHARED SOLE SHARED NONE
OF MARKET PRINCIPAL OTHER
NAME OF ISSUER CLASS CUSIP NO. VALUE AMOUNT (A) (B) (C) MGRS (A) (B) (C)
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<S> <C> <C> <C> <C> <C> <C> <C>
NTL INC COM 629407107 5,949,300 99,362 X 11,621 84,981
NUANCE COMMUNICATIONS INC COM 669967101 52,071 625 X 0 450
NUCENTRIX BROADBAND NETWORKS INC COM 670198100 2,613,750 102,500 X 89,500 13,000
NUMERICAL TECHNOLOGIES INC COM 67053T101 30,082,586 618,665 X 33,850 573,995
NYMAGIC INC COM 629484106 480,938 33,750 X 0 33,750
OGDEN CORP COM 676346109 200,700 22,300 X 22,300 0
ONI SYS CORP COM 68273F103 52,511,984 448,043 X 22,360 407,397
OVERLAND DATA INC COM 690213103 2,478,075 178,600 X 0 177,700
PACKAGED ICED INC COM 695148106 463,444 112,350 X 0 112,350
PARKPLACE ENTERTAINMENT CORP COM 700690100 62,804,932 5,158,150 X 203,150 4,947,180
PAULA FINANCIAL COM 703588103 511,447 192,563 X 24,100 168,463
PE CORP ; CELERA GENOMICS GROUP COM 69332S201 3,065,865 32,790 X 1,585 29,815
PECO ENERGY CO COM 693304107 14,512,680 360,000 X 0 356,450
PF CHANGS CHINA BISTRO INC COM 69333Y108 14,675,511 459,500 X 0 431,725
PINNACLE SYSTEMS INC COM 723481107 3,947,066 175,550 X 5,650 167,635
PLX TECHNOLOGY INC COM 693417107 26,455,628 637,485 X 234,545 396,268
PMC-SIERRA INC COM 69344F106 37,042,262 208,468 X 29,275 177,285
PONTOTOC PRODUCTION INC COM 732763107 23,251 2,400 X 0 2,400
PORTAL SOFTWARE INC COM 736126103 28,054,219 439,205 X 62,545 364,585
PREMIER PARKS INC COM 740540208 70,313,172 3,100,075 X 738,565 2,357,009
PRISON REALTY CORP COM 74264N105 10,708 3,496 X 0 3,496
PRWW LTD COM 693591109 11,350,361 818,044 X 249,350 568,140
QLT INC COM 746927102 12,947,222 167,465 X 13,605 149,385
QUALCOMM INC COM 747525103 161,739,540 2,695,659 X 503,929 2,157,619
QUANTUM EFFECT DEVICES INC COM 74764T107 17,460,525 306,325 X 0 306,100
R & B FALCON CORP COM 74912E101 3,195,850 135,630 X 5,325 124,950
RADIOSHACK CORP COM 750438103 13,129,271 277,135 X 14,750 259,090
REALNETWORKS INC COM 75605L104 87,756,081 1,735,579 X 116,300 1,610,081
REDBACK NETWORKS INC COM 757209101 77,192,370 433,665 X 14,500 405,135
RENT A CENTER INC COM 76009N100 3,163,185 140,586 X 5,374 134,562
RF MICRO DEVICES INC COM 749941100 16,953,685 193,480 X 31,780 157,135
ROWAN COMPANIES INC COM 779382100 7,198,419 236,985 X 8,975 221,490
SBC COMMUNICATIONS INC COM 78387G103 67,384 1,558 X 0 1,558
SCI SYSTEMS INC COM 783890106 258,641 6,600 X 6,600 0
Page Total 768,662,120
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<TABLE>
<CAPTION>
PAGE 7 NAME OF REPORTING MANAGER: GILDER, GAGNON, HOWE & CO. FOR THE QUARTER END: 06/30/2000
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(ITEM 1:) (ITEM 2) (ITEM 3) (ITEM 4) (ITEM 5) (ITEM 6) (ITEM 7) (ITEM 8)
INVESTMENT DISCRETION VOTING AUTHORITY
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TITLE FAIR SHARES OR SOLE SHARE SHARED SOLE SHARED NONE
OF MARKET PRINCIPAL OTHER
NAME OF ISSUER CLASS CUSIP NO. VALUE AMOUNT (A) (B) (C) MGRS (A) (B) (C)
-----------------------------------------------------------------------------------------------------------------------------------
<S> <C> <C> <C> <C> <C> <C> <C>
SCIENTIFIC ATLANTA INC COM 808655104 8,263,168 110,915 X 3,350 105,210
SCIQUEST.COM INC COM 80908Q107 95,850 8,380 X 0 7,405
SCP POOL CORP COM 784028102 13,583,799 578,034 X 26,362 549,685
SDL INC COM 784076101 144,085,248 505,229 X 570 495,538
SEACHANGE INTERNATIONAL INC COM 811699107 8,206,997 284,225 X 19,075 263,250
SFX ENTERTAINMENT INC CL A 784178105 2,095,454 46,244 X 41,068 5,116
SGMOSANGAMO BIOSCIENCES INC COM 800677106 3,094,000 112,000 X 2,475 103,225
SHAW GROUP INC COM 820280105 9,790,690 207,760 X 12,560 192,140
SIEBEL SYSTEMS INC COM 826170102 51,856,177 317,041 X 67,245 247,451
SIGNAL TECHNOLOGY CORP COM 826675100 3,325,075 133,003 X 2,450 129,953
SIRIUS SATELLITE RADIO INC COM 82966U103 4,389,203 99,050 X 3,525 95,225
SOFTWARE COM INC COM 83402P104 44,782,199 344,810 X 14,610 327,875
SOLECTRON CORP COM 834182107 216,014,396 5,153,299 X 1,034,233 4,100,594
SONICWALL INC COM 835470105 37,534,652 426,225 X 14,725 404,675
SONUS NETWORKS INC COM 835916107 21,109,466 133,710 X 855 130,250
SPECTRASITE HOLDINGS INC COM 84760T100 6,161,915 217,160 X 76,241 140,774
ST PAUL COMPANIES INC COM 792860108 83,218,078 2,438,625 X 45,950 2,381,025
STANCORP FINL GROUP INC COM COM 852891100 5,575,294 173,550 X 0 171,500
STERICYCLE INC COM 858912108 13,800 575 X 0 575
STORAGENETWORKS INC COM 86211E103 56,402,640 624,960 X 30,471 585,830
SUN MICROSYSTEMS INC COM 866810104 77,752 855 X 0 520
SYCAMORE NETWORKS INC COM 871206108 38,308,514 347,076 X 10,685 320,408
SYNTROLEUM CORP (OKLAHOMA) COM 871630109 860,103 50,225 X 4,950 43,275
TAIWAN SEMICONDUCTOR MFG CO; LTD
SPONSORED TEMP ADR COM 874039209 25,490,826 656,760 X 20,000 613,665
TCI SATELLITE ENTERTAINMENT INC CL A 872298104 13,583,584 1,563,488 X 130,850 1,413,988
TECH DATA CORP COM 878237106 348,504 8,000 X 8,000 0
TEMPLE INLAND INC COM 879868107 105,000 2,500 X 0 2,500
TEXAS INSTRUMENTS INC COM 882508104 156,696,631 2,276,825 X 402,320 1,868,317
TIME WARNER INC (HOLDING CO) COM 887315109 1,368,000 18,000 X 0 18,000
TRANSOCEAN SEDCO FOREX INC COM G90078109 5,096,115 95,365 X 3,650 88,125
TRENWICK GROUP INC COM 895290104 1,667,449 114,499 X 150 114,349
TURNSTONE SYSTEMS INC COM 900423104 108,154,989 652,826 X 48,065 583,896
TWEETER HOME ENTMT GROUP INC COM 901167106 26,326,742 866,724 X 29,900 803,499
UNITEDGLOBALCOM CL A 913247508 6,430,696 137,555 X 13,890 120,075
UNUMPROVIDENT CORP COM 91529Y106 121,880,829 6,072,588 X 877,663 5,159,993
USINTERNETWORKING INC COM 917311805 1,173,754 57,430 X 0 57,430
Page Total 1,104,113,004
</TABLE>
<PAGE>
<TABLE>
<CAPTION>
PAGE 8 NAME OF REPORTING MANAGER: GILDER, GAGNON, HOWE & CO. FOR THE QUARTER END: 06/30/2000
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(ITEM 1:) (ITEM 2) (ITEM 3) (ITEM 4) (ITEM 5) (ITEM 6) (ITEM 7) (ITEM 8)
INVESTMENT DISCRETION VOTING AUTHORITY
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TITLE FAIR SHARES OR SOLE SHARE SHARED SOLE SHARED NONE
OF MARKET PRINCIPAL OTHER
NAME OF ISSUER CLASS CUSIP NO. VALUE AMOUNT (A) (B) (C) MGRS (A) (B) (C)
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<S> <C> <C> <C> <C> <C> <C> <C>
VERISIGN INC COM 92343E102 282,001,110 1,597,740 X 189,350 1,384,615
VERITAS SOFTWARE CORP COM 923436109 56,962,663 504,023 X 11,517 485,621
VIGNETTE CORP COM 926734104 27,677,974 532,105 X 30,240 476,005
VIRATA CORP COM 927646109 6,837,199 114,670 X 14,030 97,395
VITESSE SEMICONDUCTOR CORP COM 928497106 48,951,689 665,439 X 69,578 592,461
VITRIA TECHNOLOGY INC COM COM 92849Q104 29,010,842 474,615 X 24,455 444,135
VYYO INC COM 918458100 18,737,325 693,975 X 0 693,525
W R BERKLEY CORP COM 084423102 14,318,156 763,635 X 0 753,810
WALT DISNEY CO HOLDING CO COM 254687106 173,028 4,458 X 0 4,458
WASTE MANAGEMENT INC COM 94106L109 21,660,000 1,140,000 X 0 1,126,900
WEBMETHODS INC COM 94768C108 71,521 455 X 0 330
WESTAIM CORP COM 956909105 36,671,600 2,993,600 X 0 2,987,900
WORLDPORT COMMUNICATIONS INC COM 98155J105 1,276,537 523,600 X 0 520,700
XCELERA.COM INC COM COM G31611109 29,776,860 875,790 X 37,250 825,975
YAHOO INC COM 984332106 351,062 2,834 X 130 2,265
ZENITH NATIONAL INSURANCE CORP COM 989390109 1,532,125 72,100 X 0 72,100
=============
6,561,090,801
</TABLE>
