0001172661-17-001567.txt : 20170814
0001172661-17-001567.hdr.sgml : 20170814
20170814062042
ACCESSION NUMBER: 0001172661-17-001567
CONFORMED SUBMISSION TYPE: 13F-HR
PUBLIC DOCUMENT COUNT: 2
CONFORMED PERIOD OF REPORT: 20170630
FILED AS OF DATE: 20170814
DATE AS OF CHANGE: 20170814
EFFECTIVENESS DATE: 20170814
FILER:
COMPANY DATA:
COMPANY CONFORMED NAME: Atika Capital Management LLC
CENTRAL INDEX KEY: 0001599731
IRS NUMBER: 000000000
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 13F-HR
SEC ACT: 1934 Act
SEC FILE NUMBER: 028-15941
FILM NUMBER: 171026747
BUSINESS ADDRESS:
STREET 1: 475 TENTH AVENUE, 12TH FLOOR
CITY: NEW YORK
STATE: NY
ZIP: 10018
BUSINESS PHONE: 212-408-2700
MAIL ADDRESS:
STREET 1: 475 TENTH AVENUE, 12TH FLOOR
CITY: NEW YORK
STATE: NY
ZIP: 10018
13F-HR
1
primary_doc.xml
13F-HR
LIVE
false
true
false
0001599731
XXXXXXXX
06-30-2017
06-30-2017
false
Atika Capital Management LLC
475 Tenth Avenue, 12th Floor
New York
NY
10018
13F HOLDINGS REPORT
028-15941
N
Brad Farber
Managing Member
212-408-2772
/s/ Brad Farber
New York
NY
08-14-2017
1
152
285449
1
0001568986
028-16711
Atika Capital Partners LP
INFORMATION TABLE
2
infotable.xml
2U INC
COM
90214J101
2889
61568
SH
DFND
1
61568
0
0
2U INC
COM
90214J101
1315
28032
SH
SOLE
28032
0
0
ACADIA HEALTHCARE COMPANY IN
COM
00404A109
1411
28568
SH
SOLE
28568
0
0
ACADIA HEALTHCARE COMPANY IN
COM
00404A109
3083
62432
SH
DFND
1
62432
0
0
ACTIVISION BLIZZARD INC
COM
00507V109
1374
23860
SH
SOLE
23860
0
0
ACTIVISION BLIZZARD INC
COM
00507V109
3002
52140
SH
DFND
1
52140
0
0
AERIE PHARMACEUTICALS INC
COM
00771V108
1073
20410
SH
SOLE
20410
0
0
AERIE PHARMACEUTICALS INC
COM
00771V108
2343
44590
SH
DFND
1
44590
0
0
ALIGN TECHNOLOGY INC
COM
016255101
3440
22918
SH
SOLE
22918
0
0
ALIGN TECHNOLOGY INC
COM
016255101
7518
50082
SH
DFND
1
50082
0
0
ALKERMES PLC
SHS
G01767105
835
14406
SH
DFND
1
14406
0
0
ALKERMES PLC
SHS
G01767105
382
6594
SH
SOLE
6594
0
0
AMAZON COM INC
COM
023135106
1520
1570
SH
SOLE
1570
0
0
AMAZON COM INC
COM
023135106
3320
3430
SH
DFND
1
3430
0
0
AMERICAN AIRLS GROUP INC
COM
02376R102
1912
37987
SH
SOLE
37987
0
0
AMERICAN AIRLS GROUP INC
COM
02376R102
4177
83013
SH
DFND
1
83013
0
0
AMERICAN AIRLS GROUP INC
COM
02376R102
1293
25700
SH
Call
SOLE
25700
0
0
AMERICAN AIRLS GROUP INC
COM
02376R102
2833
56300
SH
Call
DFND
1
56300
0
0
APPIAN CORP
CL A
03782L101
684
37673
SH
SOLE
37673
0
0
APPIAN CORP
CL A
03782L101
1494
82327
SH
DFND
1
82327
0
0
ARISTA NETWORKS INC
COM
040413106
682
4553
SH
SOLE
4553
0
0
ARISTA NETWORKS INC
COM
040413106
1490
9947
SH
DFND
1
9947
0
0
ATLASSIAN CORP PLC
CL A
G06242104
1270
36109
SH
SOLE
36109
0
0
ATLASSIAN CORP PLC
CL A
G06242104
2775
78891
SH
DFND
1
78891
0
0
AUTODESK INC
COM
052769106
1905
18900
SH
Put
DFND
1
18900
0
0
AUTODESK INC
COM
052769106
3482
34540
SH
SOLE
34540
0
0
AUTODESK INC
COM
052769106
7608
75460
SH
DFND
1
75460
0
0
AUTODESK INC
COM
052769106
867
8600
SH
Put
SOLE
8600
0
0
AVEXIS INC
COM
05366U100
942
11463
SH
SOLE
11463
0
0
AVEXIS INC
COM
05366U100
2057
25037
SH
DFND
1
25037
0
0
AXOVANT SCIENCES LTD
COM
G0750W104
510
21977
SH
SOLE
21977
0
0
AXOVANT SCIENCES LTD
COM
G0750W104
1114
48023
SH
DFND
1
48023
0
0
BLUEBIRD BIO INC
COM
09609G100
825
7849
SH
SOLE
7849
0
0
BLUEBIRD BIO INC
COM
09609G100
1802
17151
SH
DFND
1
17151
0
0
CALITHERA BIOSCIENCES INC
COM
13089P101
1212
81625
SH
SOLE
81625
0
0
CALITHERA BIOSCIENCES INC
COM
13089P101
2649
178375
SH
DFND
1
178375
0
0
CATALENT INC
COM
148806102
1999
56943
SH
DFND
1
56943
0
0
CATALENT INC
COM
148806102
915
26057
SH
SOLE
26057
0
0
CENTENE CORP DEL
COM
15135B101
1644
20582
SH
DFND
1
20582
0
0
CENTENE CORP DEL
COM
15135B101
752
9418
SH
SOLE
9418
0
0
CLOVIS ONCOLOGY INC
COM
189464100
852
9104
SH
SOLE
9104
0
0
CLOVIS ONCOLOGY INC
COM
189464100
1863
19896
SH
DFND
1
19896
0
0
COGNEX CORP
COM
192422103
533
6279
SH
SOLE
6279
0
0
COGNEX CORP
COM
192422103
1165
13721
SH
DFND
1
13721
0
0
EPAM SYS INC
COM
29414B104
502
5966
SH
SOLE
5966
0
0
EPAM SYS INC
COM
29414B104
1096
13034
SH
DFND
1
13034
0
0
EXACT SCIENCES CORP
COM
30063P105
1010
28551
SH
SOLE
28551
0
0
EXACT SCIENCES CORP
COM
30063P105
2207
62395
SH
DFND
1
62395
0
0
EXELIXIS INC
COM
30161Q104
1098
44593
SH
DFND
1
44593
0
0
EXELIXIS INC
COM
30161Q104
503
20407
SH
SOLE
20407
0
0
FACEBOOK INC
CL A
30303M102
2512
16639
SH
SOLE
16639
0
0
FACEBOOK INC
CL A
30303M102
5490
36361
SH
DFND
1
36361
0
0
FACEBOOK INC
CL A
30303M102
951
6300
SH
Put
SOLE
6300
0
0
FACEBOOK INC
CL A
30303M102
2068
13700
SH
Put
DFND
1
13700
0
0
FINISH LINE INC
CL A
317923100
283
20000
SH
Put
SOLE
20000
0
0
FINISH LINE INC
CL A
317923100
619
43700
SH
Put
DFND
1
43700
0
0
FLOOR & DECOR HLDGS INC
CL A
339750101
1171
29825
SH
SOLE
29825
0
0
FLOOR & DECOR HLDGS INC
CL A
339750101
2559
65175
SH
DFND
1
65175
0
0
GALAPAGOS NV
SPON ADR
36315X101
432
5652
SH
SOLE
5652
0
0
GALAPAGOS NV
SPON ADR
36315X101
945
12348
SH
DFND
1
12348
0
0
GIGAMON INC
COM
37518B102
371
9418
SH
SOLE
9418
0
0
GIGAMON INC
COM
37518B102
810
20582
SH
DFND
1
20582
0
0
GLAUKOS CORP
COM
377322102
234
5652
SH
SOLE
5652
0
0
GLAUKOS CORP
COM
377322102
512
12348
SH
DFND
1
12348
0
0
GW PHARMACEUTICALS PLC
ADS
36197T103
1513
15094
SH
DFND
1
15094
0
0
GW PHARMACEUTICALS PLC
ADS
36197T103
692
6906
SH
SOLE
6906
0
0
HDFC BANK LTD
ADR REPS 3 SHS
40415F101
956
10988
SH
SOLE
10988
0
0
HDFC BANK LTD
ADR REPS 3 SHS
40415F101
2088
24012
SH
DFND
1
24012
0
0
HERON THERAPEUTICS INC
COM
427746102
339
24487
SH
SOLE
24487
0
0
HERON THERAPEUTICS INC
COM
427746102
741
53513
SH
DFND
1
53513
0
0
HERON THERAPEUTICS INC
COM
427746102
260
18800
SH
Call
SOLE
18800
0
0
HERON THERAPEUTICS INC
COM
427746102
571
41200
SH
Call
DFND
1
41200
0
0
ICU MED INC
COM
44930G107
758
4395
SH
SOLE
4395
0
0
ICU MED INC
COM
44930G107
1657
9605
SH
DFND
1
9605
0
0
INOGEN INC
COM
45780L104
629
6593
SH
SOLE
6593
0
0
INOGEN INC
COM
45780L104
1375
14407
SH
DFND
1
14407
0
0
INTUITIVE SURGICAL INC
COM NEW
46120E602
6417
6860
SH
DFND
1
6860
0
0
INTUITIVE SURGICAL INC
COM NEW
46120E602
2937
3140
SH
SOLE
3140
0
0
IRONWOOD PHARMACEUTICALS INC
COM CL A
46333X108
533
28254
SH
SOLE
28254
0
0
IRONWOOD PHARMACEUTICALS INC
COM CL A
46333X108
1166
61746
SH
DFND
1
61746
0
0
IRONWOOD PHARMACEUTICALS INC
COM CL A
46333X108
238
12600
SH
Call
SOLE
12600
0
0
IRONWOOD PHARMACEUTICALS INC
COM CL A
46333X108
517
27400
SH
Call
DFND
1
27400
0
0
JAZZ PHARMACEUTICALS PLC
SHS USD
G50871105
903
5809
SH
SOLE
5809
0
0
JAZZ PHARMACEUTICALS PLC
SHS USD
G50871105
1973
12691
SH
DFND
1
12691
0
0
LIBERTY MEDIA CORP DELAWARE
COM C BRAVES GRP
531229888
3575
149124
SH
SOLE
149124
0
0
LIBERTY MEDIA CORP DELAWARE
COM C BRAVES GRP
531229888
7811
325876
SH
DFND
1
325876
0
0
LIBERTY MEDIA CORP DELAWARE
COM SER C FRMLA
531229854
1483
40499
SH
SOLE
40499
0
0
LIBERTY MEDIA CORP DELAWARE
COM SER C FRMLA
531229854
3241
88501
SH
DFND
1
88501
0
0
LOXO ONCOLOGY INC
COM
548862101
1057
13186
SH
SOLE
13186
0
0
LOXO ONCOLOGY INC
COM
548862101
2311
28814
SH
DFND
1
28814
0
0
MARTIN MARIETTA MATLS INC
COM
573284106
1676
7530
SH
SOLE
7530
0
0
MARTIN MARIETTA MATLS INC
COM
573284106
3666
16470
SH
DFND
1
16470
0
0
MASONITE INTL CORP NEW
COM
575385109
356
4709
SH
SOLE
4709
0
0
MASONITE INTL CORP NEW
COM
575385109
777
10291
SH
DFND
1
10291
0
0
MCDONALDS CORP
COM
580135101
981
6404
SH
SOLE
6404
0
0
MCDONALDS CORP
COM
580135101
2144
13996
SH
DFND
1
13996
0
0
MEDICINES CO
COM
584688105
2267
59648
SH
SOLE
59648
0
0
MEDICINES CO
COM
584688105
4955
130352
SH
DFND
1
130352
0
0
MEDICINES CO
COM
584688105
2391
62900
SH
Put
SOLE
62900
0
0
MEDICINES CO
COM
584688105
5222
137400
SH
Put
DFND
1
137400
0
0
MEDIDATA SOLUTIONS INC
COM
58471A105
798
10205
SH
SOLE
10205
0
0
MEDIDATA SOLUTIONS INC
COM
58471A105
1743
22295
SH
DFND
1
22295
0
0
MICROSOFT CORP
COM
594918104
2365
34303
SH
DFND
1
34303
0
0
MICROSOFT CORP
COM
594918104
1082
15697
SH
SOLE
15697
0
0
NETFLIX INC
COM
64110L106
1923
12871
SH
SOLE
12871
0
0
NETFLIX INC
COM
64110L106
4203
28129
SH
DFND
1
28129
0
0
NEURODERM LTD
ORD SHS
M74231107
507
16953
SH
SOLE
16953
0
0
NEURODERM LTD
ORD SHS
M74231107
1108
37047
SH
DFND
1
37047
0
0
OTONOMY INC
COM
68906L105
497
26372
SH
SOLE
26372
0
0
OTONOMY INC
COM
68906L105
1086
57628
SH
DFND
1
57628
0
0
POWERSHARES QQQ TRUST
UNIT SER 1
73935A104
11424
83000
SH
Put
SOLE
83000
0
0
POWERSHARES QQQ TRUST
UNIT SER 1
73935A104
24982
181500
SH
Put
DFND
1
181500
0
0
REGENERON PHARMACEUTICALS
COM
75886F107
3201
6517
SH
DFND
1
6517
0
0
REGENERON PHARMACEUTICALS
COM
75886F107
1465
2983
SH
SOLE
2983
0
0
RINGCENTRAL INC
CL A
76680R206
1833
50143
SH
SOLE
50143
0
0
RINGCENTRAL INC
CL A
76680R206
4004
109557
SH
DFND
1
109557
0
0
SAGE THERAPEUTICS INC
COM
78667J108
175
2198
SH
SOLE
2198
0
0
SAGE THERAPEUTICS INC
COM
78667J108
382
4802
SH
DFND
1
4802
0
0
SHERWIN WILLIAMS CO
COM
824348106
776
2212
SH
SOLE
2212
0
0
SHERWIN WILLIAMS CO
COM
824348106
1680
4788
SH
DFND
1
4788
0
0
SHOPIFY INC
CL A
82509L107
928
10676
SH
SOLE
10676
0
0
SHOPIFY INC
CL A
82509L107
2027
23324
SH
DFND
1
23324
0
0
SIENTRA INC
COM
82621J105
1467
150909
SH
DFND
1
150909
0
0
SIENTRA INC
COM
82621J105
672
69091
SH
SOLE
69091
0
0
SUMMIT MATLS INC
CL A
86614U100
1042
36103
SH
SOLE
36103
0
0
SUMMIT MATLS INC
CL A
86614U100
2278
78897
SH
DFND
1
78897
0
0
TAKE-TWO INTERACTIVE SOFTWAR
COM
874054109
1728
23549
SH
SOLE
23549
0
0
TAKE-TWO INTERACTIVE SOFTWAR
COM
874054109
3775
51451
SH
DFND
1
51451
0
0
TALEND S A
ADS
874224207
546
15697
SH
SOLE
15697
0
0
TALEND S A
ADS
874224207
1193
34303
SH
DFND
1
34303
0
0
TEMPUR SEALY INTL INC
COM
88023U101
704
13185
SH
SOLE
13185
0
0
TEMPUR SEALY INTL INC
COM
88023U101
1538
28815
SH
DFND
1
28815
0
0
TESARO INC
COM
881569107
637
4553
SH
SOLE
4553
0
0
TESARO INC
COM
881569107
643
4600
SH
Call
DFND
1
4600
0
0
TESARO INC
COM
881569107
294
2100
SH
Call
SOLE
2100
0
0
TESARO INC
COM
881569107
1391
9947
SH
DFND
1
9947
0
0
TRIPADVISOR INC
COM
896945201
256
6700
SH
Call
SOLE
6700
0
0
TRIPADVISOR INC
COM
896945201
508
13300
SH
Call
DFND
1
13300
0
0
U S SILICA HLDGS INC
COM
90346E103
746
21034
SH
SOLE
21034
0
0
U S SILICA HLDGS INC
COM
90346E103
1631
45966
SH
DFND
1
45966
0
0
U S SILICA HLDGS INC
COM
90346E103
273
7700
SH
Call
SOLE
7700
0
0
U S SILICA HLDGS INC
COM
90346E103
596
16800
SH
Call
DFND
1
16800
0
0
UNITEDHEALTH GROUP INC
COM
91324P102
1251
6746
SH
SOLE
6746
0
0
UNITEDHEALTH GROUP INC
COM
91324P102
2736
14754
SH
DFND
1
14754
0
0
VAIL RESORTS INC
COM
91879Q109
1990
9810
SH
DFND
1
9810
0
0
VAIL RESORTS INC
COM
91879Q109
911
4490
SH
SOLE
4490
0
0
VALEANT PHARMACEUTICALS INTL
COM
91911K102
652
37700
SH
Call
SOLE
37700
0
0
VALEANT PHARMACEUTICALS INTL
COM
91911K102
1424
82300
SH
Call
DFND
1
82300
0
0
ZILLOW GROUP INC
CL C CAP STK
98954M200
1130
23047
SH
SOLE
23047
0
0
ZILLOW GROUP INC
CL C CAP STK
98954M200
2468
50353
SH
DFND
1
50353
0
0
ZOGENIX INC
COM NEW
98978L204
287
19815
SH
DFND
1
19815
0
0
ZOGENIX INC
COM NEW
98978L204
133
9185
SH
SOLE
9185
0
0