0001019056-15-000174.txt : 20150213
0001019056-15-000174.hdr.sgml : 20150213
20150213140744
ACCESSION NUMBER: 0001019056-15-000174
CONFORMED SUBMISSION TYPE: 13F-HR
PUBLIC DOCUMENT COUNT: 2
CONFORMED PERIOD OF REPORT: 20141231
FILED AS OF DATE: 20150213
DATE AS OF CHANGE: 20150213
EFFECTIVENESS DATE: 20150213
FILER:
COMPANY DATA:
COMPANY CONFORMED NAME: GAGNON SECURITIES LLC
CENTRAL INDEX KEY: 0001125725
IRS NUMBER: 134087058
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 13F-HR
SEC ACT: 1934 Act
SEC FILE NUMBER: 028-06377
FILM NUMBER: 15612581
BUSINESS ADDRESS:
STREET 1: 1370 AVENUE OF THE AMERICAS
STREET 2: 24TH FLOOR
CITY: NEW YORK
STATE: NY
ZIP: 10019
BUSINESS PHONE: 2125545000
MAIL ADDRESS:
STREET 1: 1370 AVENUE OF THE AMERICAS
STREET 2: 24TH FLOOR
CITY: NEW YORK
STATE: NY
ZIP: 10019
13F-HR
1
primary_doc.xml
13F-HR
LIVE
false
true
false
0001125725
XXXXXXXX
12-31-2014
12-31-2014
false
GAGNON SECURITIES LLC
1370 Avenue Of The Americas
24th Floor
New York
NY
10019
13F HOLDINGS REPORT
028-06377
N
Susan DuMont
Financial Operations Principal
212-554-5000
/s/ Susan DuMont
New York
NY
02-13-2015
0
95
311906
INFORMATION TABLE
2
infotable.xml
ACTUA CORPORATION
COM
005094107
909
49212
SH
SOLE
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0
49212
ADAMAS PHARMACEUTICALS INC COM
COM
00548A106
216
12415
SH
SOLE
0
0
12415
AIR LEASE CORPORATION CL A
CL A
00912X302
17067
497442
SH
SOLE
0
0
497442
AKAMAI TECHNOLOGIES INC
COM
00971T101
1156
18367
SH
SOLE
0
0
18367
ALPHA & OMEGA SEMICONDUCTOR LIMITED
SHS
G6331P104
11405
1288695
SH
SOLE
0
0
1288695
AMBER ROAD INC COM
COM
02318Y108
10314
1009201
SH
SOLE
0
0
1009201
AMERESCO INC CL A
CL A
02361E108
9188
1312617
SH
SOLE
0
0
1312617
AMIRA NATURE FOODS LTD
SHS
G0335L102
1634
113849
SH
SOLE
0
0
113849
AMN HEALTHCARE SVCS INC
COM
001744101
1028
52449
SH
SOLE
0
0
52449
ANADIGICS INC
COM
032515108
136
181752
SH
SOLE
0
0
181752
APPLE INC
COM
037833100
1829
16571
SH
SOLE
0
0
16571
ARCHER-DANIELS-MIDLAND CO
COM
039483102
559
10741
SH
SOLE
0
0
10741
ATHENAHEALTH INC
COM
04685W103
16382
112439
SH
SOLE
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112439
ATLANTIC POWER CORPORATION
COM NEW
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789
290605
SH
SOLE
0
0
290605
BEL FUSE INC-CL B
CL B
077347300
469
17158
SH
SOLE
0
0
17158
BENEFITFOCUS INC COM
COM
08180D106
389
11852
SH
SOLE
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0
11852
CALLWAVE INC
COM
13126N200
0
19205
SH
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0
19205
CAREDX INC COM
COM
14167L103
6193
854239
SH
SOLE
0
0
854239
CARMAX INC
COM
143130102
1359
20407
SH
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20407
CASTLIGHT HEALTH INC CL B
CL B
14862Q100
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483580
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0
483580
CELGENE CORP
COM
151020104
227
2028
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0
2028
CHRISTOPHER & BANKS CORP
COM
171046105
5697
997685
SH
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0
997685
CNINSURE INC SPONSORED ADR
SPONSORED ADR
18976M103
9163
1382082
SH
SOLE
0
0
1382082
COACH INC
COM
189754104
980
26098
SH
SOLE
0
0
26098
COCA COLA COMPANY (THE)
COM
191216100
879
20815
SH
SOLE
0
0
20815
COM DEV INTERNATIONAL LTD
COM
199907106
282
82354
SH
SOLE
0
0
82354
COMMVAULT SYSTEMS INC
COM
204166102
6197
119897
SH
SOLE
0
0
119897
CONSTANT CONTACT INC
COM
210313102
17266
470451
SH
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0
0
470451
D R HORTON INC
COM
23331A109
317
12523
SH
SOLE
0
0
12523
DENISON MINES CORP
COM
G10082140
338
346547
SH
SOLE
0
0
346547
DEXCOM INC
COM
252131107
215
3906
SH
SOLE
0
0
3906
DURECT CORP
COM
266605104
592
750000
SH
SOLE
0
0
750000
E2OPEN INC COM
COM
29788A104
7753
806810
SH
SOLE
0
0
806810
EQUINIX INC REIT
COM
29444U700
17737
78231
SH
SOLE
0
0
78231
ETHAN ALLEN INTERIORS INC
COM
297602104
1045
33746
SH
SOLE
0
0
33746
FARO TECHNOLOGIES INC
COM
311642102
255
4065
SH
SOLE
0
0
4065
FOSSIL GROUP INC
COM
34988V106
697
6290
SH
SOLE
0
0
6290
FXCM INC COM CL A
CL A
302693106
3133
189054
SH
SOLE
0
0
189054
GENERAC HOLDINGS INC
COM
368736104
927
19828
SH
SOLE
0
0
19828
GENERAL ELECTRIC CO
COM
369604103
887
35090
SH
SOLE
0
0
35090
GENERAL FINANCE CORPORATION
COM
369822101
22466
2278518
SH
SOLE
0
0
2278518
GENTEX CORP
COM
R32035116
1845
102108
SH
SOLE
0
0
102108
GREEN DOT CORPORATION CL A
CL A
39304D102
238
11619
SH
SOLE
0
0
11619
HEALTHWAYS INC
COM
422245100
905
45502
SH
SOLE
0
0
45502
HERITAGE CRYSTAL CLEAN INC
COM
42726M106
1080
87625
SH
SOLE
0
0
87625
HOLOGIC INC
COM
436440101
681
25457
SH
SOLE
0
0
25457
HORNBECK OFFSHORE SERVICES INC
COM
440543106
203
8124
SH
SOLE
0
0
8124
HOVNANIAN ENTERPRISES INC-CL A
CL A
J2325R104
353
85491
SH
SOLE
0
0
85491
INPHI CORP
COM
45772F107
833
45095
SH
SOLE
0
0
45095
INTRALINKS HOLDINGS INC
COM
46118H104
194
16338
SH
SOLE
0
0
16338
JOHN WILEY & SONS INC-CL A
CL A
968223206
619
10457
SH
SOLE
0
0
10457
JOHNSON & JOHNSON
COM
478160104
333
3182
SH
SOLE
0
0
3182
KB HOME
COM
48666K109
338
20431
SH
SOLE
0
0
20431
LENNAR CORP CL A
CL A
526057104
250
5585
SH
SOLE
0
0
5585
LIVEPERSON INC
COM
538146101
196
13876
SH
SOLE
0
0
13876
LULULEMON ATHLETICA INC
COM
550021109
320
5731
SH
SOLE
0
0
5731
MARKETO INC COM
COM
57063L107
7874
240637
SH
SOLE
0
0
240637
MATTEL INC
COM
577081102
312
10085
SH
SOLE
0
0
10085
MICROCHIP TECHNOLOGY INC
COM
595017104
763
16924
SH
SOLE
0
0
16924
MICRON TECHNOLOGY INC
COM
595112103
302
8621
SH
SOLE
0
0
8621
MONEX GROUP INC NPV
COM
60935V105
191
79100
SH
SOLE
0
0
79100
MONSANTO CO
COM
61166W101
533
4458
SH
SOLE
0
0
4458
NAMIBIA RARE EARTHS INC COMMON
COM
62986A105
125
692625
SH
SOLE
0
0
692625
NATIONAL CINEMEDIA INC
COM
635309107
965
67176
SH
SOLE
0
0
67176
NEOVASC INC
COM
64065J106
14308
2154777
SH
SOLE
0
0
2154777
NETGEAR INC
COM
64111Q104
919
25827
SH
SOLE
0
0
25827
NETSUITE INC
COM
64118Q107
7127
65284
SH
SOLE
0
0
65284
NINTENDO CO LTD-ADR NEW
SPONSORED ADR
654445303
1285
99227
SH
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0
0
99227
NIVS INTELLIMEDIA TECHNOLOGY GROUP INC
COM
62914U108
0
43594
SH
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0
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NORTH ATLANTIC DRILLING LTD
COM
G6613P111
109
66570
SH
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0
0
66570
NOVADAQ TECHNOLOGIES INC COMMON
COM
66987G102
15333
922578
SH
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0
0
922578
OVASCIENCE INC COM
COM
69014Q101
1001
22629
SH
SOLE
0
0
22629
PAIN THERAPEUTICS INC
COM
69562K100
128
63014
SH
SOLE
0
0
63014
PITNEY BOWES INC
COM
724479100
214
8767
SH
SOLE
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POWER SOLUTIONS INTERNATIONAL INC
COM NEW
73933G202
10474
202939
SH
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0
0
202939
RALLY SOFTWARE DEV CORP COM
COM
V7780T103
717
63023
SH
SOLE
0
0
63023
RED HAT INC
COM
756577102
17338
250770
SH
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0
0
250770
ROYAL CARIBBEAN CRUISES LTD
COM
V7780T103
1209
14669
SH
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0
0
14669
RTI SURGICAL INC
COM
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SH
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RUDOLPH TECHNOLOGIES INC
COM
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SH
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0
0
1080045
RYMAN HOSPITALITY PPTYS INC COM
COM
78377T107
722
13691
SH
SOLE
0
0
13691
SCO GROUP INC (THE)
SHS
G7945M107
2
81250
SH
SOLE
0
0
81250
SEAGATE TECHNOLOGY PLC
SHS
M9068E105
232
3489
SH
SOLE
0
0
3489
STANDARD PACIFIC CORP NEW
COM
85375C101
150
20529
SH
SOLE
0
0
20529
STEALTHGAS INC
SHS
Y81669106
642
101686
SH
SOLE
0
0
101686
TANGOE INC
COM
87582Y108
11727
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SH
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0
0
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TITAN PHARMACEUTICALS INC
COM
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155
335699
SH
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0
0
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TIVO INC
COM
888706108
464
39171
SH
SOLE
0
0
39171
UBIQUITI NETWORKS INC COM
COM
90347A100
258
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SH
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0
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UR-ENERGY
COM
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700
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SH
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VANDA PHARMACEUTICALS INC
COM
921659108
950
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SH
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VEEVA SYSTEMS INC CL A COM
CL A COM
922475108
252
9534
SH
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0
0
9534
WORLD WRESTLING ENTERTAINMENT INC CL A
CL A
98156Q108
937
75911
SH
SOLE
0
0
75911
XTREME DRILLING & COIL SVCS CORP COM
COM
98419V100
134
69248
SH
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0
69248
ZOGENIX INC
COM
98978L105
614
448410
SH
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448410