0001019056-15-000637.txt : 20150724
0001019056-15-000637.hdr.sgml : 20150724
20150724104917
ACCESSION NUMBER: 0001019056-15-000637
CONFORMED SUBMISSION TYPE: 13F-HR
PUBLIC DOCUMENT COUNT: 2
CONFORMED PERIOD OF REPORT: 20150630
FILED AS OF DATE: 20150724
DATE AS OF CHANGE: 20150724
EFFECTIVENESS DATE: 20150724
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: 151003737
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
06-30-2015
06-30-2015
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
07-24-2015
0
89
252754
INFORMATION TABLE
2
infotable.xml
ACTUA CORPORATION
COM
005094107
795
55778
SH
SOLE
0
0
55778
AIR LEASE CORPORATION
CL A
00912X302
15406
454445
SH
SOLE
0
0
454445
AKAMAI TECHNOLOGIES INC
COM
00971T101
1299
18604
SH
SOLE
0
0
18604
ALPHA & OMEGA SEMICONDUCTOR LIMITED
SHS
G6331P104
10291
1177486
SH
SOLE
0
0
1177486
AMBER ROAD INC
COM
02318Y108
8896
1267178
SH
SOLE
0
0
1267178
AMERESCO INC
CL A
02361E108
9387
1227111
SH
SOLE
0
0
1227111
AMIRA NATURE FOODS LTD
SHS
G0335L102
1302
113290
SH
SOLE
0
0
113290
ANADIGICS INC
COM
032515108
132
181112
SH
SOLE
0
0
181112
APPLE INC
COM
037833100
1377
10982
SH
SOLE
0
0
10982
ARCHER-DANIELS-MIDLAND CO
COM
039483102
516
10702
SH
SOLE
0
0
10702
ATHENAHEALTH INC
COM
04685W103
12142
105973
SH
SOLE
0
0
105973
ATLANTIC POWER CORPORATION
COM NEW
04878Q863
893
289965
SH
SOLE
0
0
289965
BEL FUSE INC
CL B
077347300
351
17088
SH
SOLE
0
0
17088
BENEFITFOCUS INC
COM
08180D106
725
16531
SH
SOLE
0
0
16531
BLACK DIAMIOND INC
COM
09202G101
786
85018
SH
SOLE
0
0
85018
BOINGO WIRELESS INC
COM
09739C102
95
11550
SH
SOLE
0
0
11550
CALLWAVE INC
COM
13126N200
0
19205
SH
SOLE
0
0
19205
CAREDX INC
COM
14167L103
7141
1098674
SH
SOLE
0
0
1098674
CARMAX INC
COM
143130102
1223
18466
SH
SOLE
0
0
18466
CASTLIGHT HEALTH INC
CL B
14862Q100
7037
864527
SH
SOLE
0
0
864527
CELGENE CORP
COM
151020104
232
2003
SH
SOLE
0
0
2003
CHRISTOPHER & BANKS CORP
COM
171046105
3755
936418
SH
SOLE
0
0
936418
CNINSURE INC
SPONSORED ADR
18976M103
10381
1175603
SH
SOLE
0
0
1175603
COACH INC
COM
189754104
961
27756
SH
SOLE
0
0
27756
COCA COLA COMPANY
COM
191216100
814
20745
SH
SOLE
0
0
20745
COM DEV INTERNATIONAL LTD
COM
199907106
342
73917
SH
SOLE
0
0
73917
COMMVAULT SYSTEMS INC
COM
204166102
4737
111690
SH
SOLE
0
0
111690
CONSTANT CONTACT INC
COM
210313102
10366
360427
SH
SOLE
0
0
360427
D R HORTON INC
COM
23331A109
342
12518
SH
SOLE
0
0
12518
DENISON MINES CORP
COM
G10082140
261
347675
SH
SOLE
0
0
347675
DEXCOM INC
COM
252131107
243
3036
SH
SOLE
0
0
3036
DURECT CORP
COM
266605104
1944
813235
SH
SOLE
0
0
813235
EOG RESOURCES INC
COM
26875P101
203
2317
SH
SOLE
0
0
2317
EQUINIX INC
COM
29444U700
13361
52602
SH
SOLE
0
0
52602
ETHAN ALLEN INTERIORS INC
COM
297602104
915
34742
SH
SOLE
0
0
34742
FOSSIL GROUP INC
COM
34988V106
1098
15830
SH
SOLE
0
0
15830
FXCM INC
CL A
302693106
239
165004
SH
SOLE
0
0
165004
GENERAC HOLDINGS INC
COM
368736104
819
20605
SH
SOLE
0
0
20605
GENERAL ELECTRIC CO
COM
369604103
839
31583
SH
SOLE
0
0
31583
GENERAL FINANCE CORPORATION
COM
369822101
11305
2165757
SH
SOLE
0
0
2165757
GENTEX CORP
COM
371901109
1670
101710
SH
SOLE
0
0
101710
GREEN DOT CORPORATION
CL A
39304D102
397
20763
SH
SOLE
0
0
20763
HERITAGE CRYSTAL CLEAN INC
COM
42726M106
1700
115614
SH
SOLE
0
0
115614
HORNBECK OFFSHORE SERVICES
COM
440543106
245
11941
SH
SOLE
0
0
11941
HOVNANIAN ENTERPRISES INC
CL A
442487203
227
85409
SH
SOLE
0
0
85409
INPHI CORP
COM
45772F107
696
30448
SH
SOLE
0
0
30448
JOHNSON & JOHNSON
COM
478160104
313
3207
SH
SOLE
0
0
3207
KB HOME
COM
48666K109
340
20485
SH
SOLE
0
0
20485
LENNAR CORP
CL A
526057104
286
5597
SH
SOLE
0
0
5597
LIVEPERSON INC
COM
538146101
143
14596
SH
SOLE
0
0
14596
LUMBER LIQUIDATORS HOLDINGS INC
COM
55003T107
2230
107661
SH
SOLE
0
0
107661
LUMBER LIQUIDATORS HOLDINGS INC
CALL
55003T107
22
734
SH
Call
SOLE
0
0
734
LUMINEX CORP
COM
55027E102
177
10230
SH
SOLE
0
0
10230
MARKETO INC
COM
57063L107
6520
232354
SH
SOLE
0
0
232354
MATTEL INC
COM
577081102
258
10060
SH
SOLE
0
0
10060
MICROCHIP TECHNOLOGY INC
COM
595017104
825
17400
SH
SOLE
0
0
17400
MONSANTO CO
COM
61166W101
476
4465
SH
SOLE
0
0
4465
NAMIBIA RARE EARTHS INC
COM
62986A105
78
691625
SH
SOLE
0
0
691625
NATIONAL CINEMEDIA INC
COM
635309107
1093
68462
SH
SOLE
0
0
68462
NAVIGATOR HOLDINGS LTD
SHS
Y62132108
3908
206360
SH
SOLE
0
0
206360
NEOVASC INC
COM
64065J106
12925
1889633
SH
SOLE
0
0
1889633
NETGEAR INC
COM
64111Q104
986
32844
SH
SOLE
0
0
32844
NETSUITE INC
COM
64118Q107
5347
58280
SH
SOLE
0
0
58280
NINTENDO CO LTD
SPONSORED ADR
654445303
1937
92625
SH
SOLE
0
0
92625
NORTH ATLANTIC DRILLING LTD
COM
G6613P202
81
68060
SH
SOLE
0
0
68060
NOVADAQ TECHNOLOGIES INC
COM
66987G102
2357
194635
SH
SOLE
0
0
194635
OVASCIENCE INC
COM
69014Q101
514
17782
SH
SOLE
0
0
17782
PAIN THERAPEUTICS INC
COM
69562K100
109
62799
SH
SOLE
0
0
62799
POWER SOLUTIONS INTERNATIONAL INC
COM NEW
73933G202
12500
231404
SH
SOLE
0
0
231404
RALLY SOFTWARE DEV CORP
COM
751198102
761
39132
SH
SOLE
0
0
39132
RED HAT INC
COM
756577102
15194
200111
SH
SOLE
0
0
200111
ROYAL CARIBBEAN CRUISES LTD
COM
V7780T103
1187
15089
SH
SOLE
0
0
15089
RTI SURGICAL INC
COM
74975N105
1437
222418
SH
SOLE
0
0
222418
RUDOLPH TECHNOLOGIES INC
COM
781270103
11574
963701
SH
SOLE
0
0
963701
SORRENTO THERAPEUTICS INC.
COM NEW
83587F202
194
11001
SH
SOLE
0
0
11001
STANDARD PACIFIC CORP
COM
85375C101
181
20344
SH
SOLE
0
0
20344
STEALTHGAS INC
SHS
Y81669106
724
107188
SH
SOLE
0
0
107188
STRATEGIC OIL & GAS LTD
COM
86277F101
64
412834
SH
SOLE
0
0
412834
TANGOE INC
COM
87582Y108
10684
849261
SH
SOLE
0
0
849261
TITAN PHARMACEUTICALS INC
COM
888314101
269
335699
SH
SOLE
0
0
335699
TIVO INC
COM
888706108
401
39501
SH
SOLE
0
0
39501
UBIQUITI NETWORKS INC COM
COM
90347A100
378
11847
SH
SOLE
0
0
11847
URANIUM PARTICIPATION CORPORATION
COM
917017105
410
97829
SH
SOLE
0
0
97829
UR-ENERGY
COM
91688R108
653
826143
SH
SOLE
0
0
826143
VANDA PHARMACEUTICALS INC
COM
921659108
803
63288
SH
SOLE
0
0
63288
WILEY JOHN & SONS INC
CL A
968223206
592
10883
SH
SOLE
0
0
10883
WORLD WRESTLING ENTERTAINMENT INC
CL A
98156Q108
1426
86433
SH
SOLE
0
0
86433
XTREME DRILLING & COIL SVCS CORP
COM
98419V100
211
94495
SH
SOLE
0
0
94495
ZOGENIX INC
COM
98978L105
4302
2560419
SH
SOLE
0
0
2560419