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ARK INVESTMENT MANAGEMENT LLC
- As of  05/26/24, 04:49:37 PM:   218 Insider Transactions.

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Buy/Sell* 1 Yr Return** Filed Date Subject Symbol Pct Owned Details
S 2020-11-10 14:52:42.0 Invitae Corp NVTA 15.31% view
B 2020-11-10 14:51:51.0 Personalis PSNL 10.01% view
B 2020-11-10 14:50:52.0 AquaBounty Technologies AQB 10.21% view
B 2020-11-10 14:49:51.0 Pure Storage PSTG 10.91% view
B 2020-11-10 14:48:51.0 Cellectis S n/a 11.45% view
B 2020-10-09 14:17:17.0 Seres Therapeutics MCRB 13.77% view
B 2020-10-09 14:16:19.0 Syros Pharmaceuticals SYRS 24.5% view
B 2020-10-09 14:14:21.0 STRATASYS LTD n/a 21.93% view
B 2020-10-09 14:13:04.0 ORGANOVO HOLDINGS ONVO 21.78% view
B 2020-10-09 14:11:26.0 Invitae Corp NVTA 21.02% view
B 2020-10-09 14:08:25.0 ExOne Co XONE 21.45% view
B 2020-10-09 14:06:12.0 COMPUGEN LTD n/a 21.33% view
B 2020-10-09 14:04:41.0 Proto Labs Inc PRLB 11.59% view
B 2020-10-09 14:03:26.0 PagerDuty PD 13.37% view
B 2020-10-09 14:00:46.0 PACIFIC BIOSCIENCES OF CALIFORNIA PACB 11.23% view
B 2020-10-09 13:59:26.0 LendingTree TREE 10.28% view
B 2020-10-09 13:58:24.0 LendingClub Corp LC 10.47% view
B 2020-10-09 13:55:49.0 HUYA Inc n/a 11.18% view
B 2020-10-09 13:53:38.0 Evogene Ltd n/a 14.6% view
B 2020-10-09 13:51:34.0 CRISPR Therapeutics AG CRSP 12.05% view
B 2020-10-09 13:50:00.0 VERACYTE VCYT 12.24% view
B 2020-10-09 13:47:10.0 NanoString Technologies Inc NSTG 10.06% view
B 2020-10-09 13:45:40.0 MATERIALISE NV n/a 12.06% view
B 2020-10-09 13:44:36.0 Editas Medicine EDIT 17.14% view
B 2020-10-09 13:42:34.0 CERUS CORP CERS 18.05% view
B 2020-10-09 13:41:28.0 Arcturus Therapeutics Holdings Inc ARCT 10.23% view
B 2020-10-09 13:40:03.0 2U 2U 18.59% view
B 2020-02-14 11:43:09.0 Syros Pharmaceuticals SYRS 11.96% view
B 2020-02-14 11:43:08.0 COMPUGEN LTD n/a 14.49% view
S 2020-02-14 11:43:08.0 VERACYTE VCYT 5.71% view
S 2020-02-14 11:43:08.0 NanoString Technologies Inc NSTG 8.55% view
B 2020-02-14 11:43:08.0 Seres Therapeutics MCRB 10.39% view
B 2020-02-14 11:43:08.0 MATERIALISE NV n/a 5.41% view
B 2020-02-14 11:43:08.0 Intellia Therapeutics NTLA 17.88% view
S 2020-02-14 11:43:08.0 ORGANOVO HOLDINGS ONVO 14.95% view
B 2020-02-14 11:43:08.0 STRATASYS LTD n/a 15.55% view
S 2020-02-14 11:43:08.0 Invitae Corp NVTA 10.89% view
B 2020-02-14 11:43:08.0 Editas Medicine EDIT 8.67% view
B 2020-02-14 11:43:08.0 Arcturus Therapeutics Ltd n/a 9.14% view
B 2020-02-14 11:43:08.0 CERUS CORP CERS 6.63% view
B 2020-02-14 11:43:07.0 2U 2U 8.22% view
B 2020-02-14 11:43:07.0 ExOne Co XONE 14.44% view
B 2019-02-14 11:34:05.0 STRATASYS LTD n/a 12.59% view
B 2019-02-14 11:32:41.0 VERACYTE VCYT 8.62% view
B 2019-02-14 11:32:41.0 Arcturus Therapeutics Ltd AGLE 6.2% view
B 2020-10-23 17:21:08.0 BELLUS Health Inc n/a 7.9% view
B 2020-10-13 17:06:51.0 Netfin Acquisition Corp n/a 6.4% view
B 2020-09-23 17:22:19.0 BICYCLE THERAPEUTICS plc BCYC 5.7% view
B 2020-08-28 17:25:28.0 AMERICAN EAGLE OUTFITTERS INC RVLV 5.4% view
B 2020-08-21 17:26:11.0 MACROGENICS INC VCNX 7.2% view
S 2020-07-14 17:13:14.0 OTONOMY IMMU 5.1% view
B 2020-04-09 16:49:39.0 CHIASMA CHMA 5.1% view
B 2020-03-13 17:18:39.0 ALLIANCE DATA SYSTEMS CORP ADS 5.2% view
S 2020-02-14 17:10:48.0 Eventbrite EB 0.1% view
S 2020-02-14 17:04:49.0 PTC THERAPEUTICS PTCT 0.1% view
S 2020-02-14 17:00:44.0 Venator Materials PLC VNTR 0.1% view
S 2020-02-14 16:59:08.0 8X8 INC EGHT 1.4% view
S 2020-02-14 16:55:22.0 SunOpta Inc STIL 2.6% view
B 2020-02-14 16:51:37.0 Adamas Pharmaceuticals Inc VSTM 7.4% view
B 2020-01-21 16:33:50.0 CrowdStrike Holdings CRWD 5.3% view
B 2020-01-02 17:10:15.0 ACORDA THERAPEUTICS INC CYTK 5.0% view
B 2019-11-26 17:24:58.0 BIOCRYST PHARMACEUTICALS INC BCRX 6.1% view
B 2019-07-30 17:26:40.0 CHIASMA EGHT 5.0% view
B 2019-06-07 16:36:11.0 PTC THERAPEUTICS PTCT 5.0% view
B 2019-05-10 17:16:01.0 Eventbrite n/a 6.2% view
B 2019-03-15 16:55:52.0 Aptevo Therapeutics Inc APVO 7.3% view
S 2019-02-27 16:37:14.0 ONCOSEC MEDICAL Inc VRA 0.2% view
S 2019-02-14 15:08:07.0 PagSeguro Digital Ltd n/a 1.7% view
S 2019-02-14 15:04:40.0 Inogen Inc INGN 6.0% view
B 2019-02-14 15:00:37.0 DYNAVAX TECHNOLOGIES CORP CJ 5.4% view
S 2019-02-14 14:56:58.0 AGENUS INC AGEND 0.1% view
S 2019-02-14 14:54:18.0 FIRST BANCORP FBP 0.6% view
S 2019-02-14 14:52:12.0 CATALYST BIOSCIENCES CBIO 0.1% view
S 2019-02-14 14:49:18.0 Radius Health RDUS 2.5% view
S 2019-02-14 14:47:29.0 Alta Mesa Resources AMR 3.8% view
B 2019-02-14 14:45:46.0 US CONCRETE INC USCR 8.0% view
S 2019-02-14 14:42:51.0 SunOpta Inc NVRO 4.5% view
S 2019-02-14 14:40:31.0 ENCANA CORP ECA 4.9% view
S 2019-02-14 14:38:45.0 Bunge LTD BG 2.7% view
B 2019-02-14 14:35:50.0 Adamas Pharmaceuticals Inc PGNX 5.7% view
B 2018-12-06 16:43:43.0 Boot Barn Holdings BOOT 5.3% view
B 2018-11-29 16:26:30.0 BGC Partners BGCP 5.0% view
B 2018-11-07 10:37:34.0 Venator Materials PLC VNTR 5.5% view
B 2018-09-13 17:03:01.0 Bunge LTD XOG 5.2% view
B 2018-08-07 17:26:24.0 C&J Energy Services CJ 5.1% view
B 2018-07-11 17:29:54.0 C&J Old Co CJES 5.5% view
B 2018-06-22 16:47:29.0 PagSeguro Digital Ltd ACAD 5.2% view
B 2018-04-25 17:21:29.0 ROKU ROKU 5.1% view
B 2018-03-20 16:54:27.0 US CONCRETE INC USCR 5.2% view
B 2018-03-13 17:10:45.0 AGENUS INC H 5.0% view
B 2018-02-22 17:00:12.0 Green Plains Inc GPRE 9.5% view
B 2018-02-14 15:33:13.0 Karyopharm Therapeutics Inc KPTI 7.1% view
S 2018-02-14 15:27:14.0 Radius Health RDUS 1.9% view
S 2018-02-14 15:25:17.0 COTT CORP COT 3.2% view
B 2018-02-14 15:20:53.0 ONCOSEC MEDICAL Inc ONCS 6.1% view
S 2018-02-14 15:12:56.0 WPX ENERGY WPX 2.1% view
S 2018-02-14 15:10:12.0 CONNS INC CONN 1.6% view
S 2018-02-14 15:02:09.0 Summit Therapeutics plc n/a 5.3% view
S 2018-02-14 14:58:57.0 Match Group MTCH 0.1% view
B 2018-02-14 14:57:06.0 Red Rock Resorts RRR 8.1% view
B 2018-02-14 14:55:01.0 Adamas Pharmaceuticals Inc ADMS 8.2% view
S 2018-02-14 14:49:15.0 Achaogen Inc AKAO 3.5% view
S 2018-02-14 14:15:53.0 Hudson Ltd LAUR 67.4% view
S 2017-12-18 17:08:14.0 FIRST BANCORP FBNC 0.1% view
B 2017-12-13 16:36:26.0 FIRST BANCORP FBNC 5.6% view
B 2017-11-27 16:11:53.0 Karyopharm Therapeutics Inc KPTI 7.3% view
B 2017-10-27 16:13:29.0 ONCOSEC MEDICAL Inc ONCS 5.7% view
B 2017-09-12 17:10:30.0 ARRAY BIOPHARMA INC ARRY 5.4% view
B 2017-07-26 16:43:45.0 Achaogen Inc RRR 5.1% view
B 2017-07-05 16:07:30.0 CONNS INC CONN 5.3% view
B 2017-06-06 16:10:25.0 Pandora Media P 6.2% view
B 2017-04-12 17:16:08.0 WPX ENERGY MTCH 5.0% view
B 2017-03-06 16:10:04.0 BUILD A BEAR WORKSHOP INC BBW 14.8% view
B 2017-02-23 16:06:16.0 PHH CORP PHH 5.4% view
B 2017-02-16 17:07:52.0 LAUREATE EDUCATION VNDA 5.0% view
S 2017-02-15 11:41:50.0 Kraton Corp KRA 0.1% view
S 2017-02-14 15:10:12.0 Zeltiq Aesthetics Inc n/a 0.0% view
S 2017-02-14 15:02:24.0 TETRA TECHNOLOGIES INC TSRO 0.1% view
S 2017-02-14 14:56:44.0 Square SQ 1.5% view
S 2017-02-14 14:53:24.0 PERNIX THERAPEUTICS HOLDINGS PTX 0.0% view
S 2017-02-14 14:45:54.0 Ophthotech Corp NRE 1.9% view
S 2017-02-14 14:39:50.0 MSG NETWORKS INC MSGN 4.4% view
S 2017-02-14 14:36:52.0 Delek US Holdings DK 3.4% view
S 2017-02-14 14:31:26.0 Constellium N n/a 0.1% view
S 2017-02-14 14:24:54.0 Jones Energy CARA 1.8% view
S 2017-02-14 14:21:30.0 CALLON PETROLEUM CO CPE-A 0.3% view
S 2017-02-14 14:19:01.0 APPLIED GENETIC TECHNOLOGIES CORP AGTC 0.1% view
S 2017-02-14 14:16:36.0 AMAG PHARMACEUTICALS INC AMAG 0.4% view
S 2017-02-14 14:13:50.0 FAIRMOUNT SANTROL HOLDINGS INC FMSA 3.5% view
S 2017-02-14 14:11:14.0 DYNAVAX TECHNOLOGIES CORP ACHN 0.1% view
B 2017-02-14 14:07:57.0 DYNEGY INC DYNIQ 5.1% view
B 2017-01-20 16:40:39.0 Green Plains Inc GPRE 5.5% view
S 2016-12-23 17:12:34.0 FAIRMOUNT SANTROL HOLDINGS INC FMSA 5.2% view
B 2016-12-08 17:01:46.0 FAIRMOUNT SANTROL HOLDINGS INC DVAX 5.9% view
B 2016-08-23 16:09:29.0 Square SQ 5.4% view
B 2016-08-15 17:23:24.0 AMAG PHARMACEUTICALS INC AMAG 5.0% view
B 2016-04-29 16:08:18.0 PERNIX THERAPEUTICS HOLDINGS CYNO 5.2% view
B 2016-03-21 16:09:14.0 Celator Pharmaceuticals Inc CPXX 8.3% view
B 2016-02-23 16:14:36.0 Zeltiq Aesthetics Inc ZLTQ 6.2% view
S 2016-02-16 13:31:02.0 WEIGHT WATCHERS INTERNATIONAL INC WTW 3.9% view
B 2016-02-16 13:25:27.0 uniQure N n/a 7.5% view
B 2016-02-16 13:20:27.0 Summit Therapeutics plc n/a 8.4% view
S 2016-02-16 13:17:02.0 SHUTTERFLY INC SFLY 0.1% view
S 2016-02-16 12:39:54.0 SPECTRANETICS CORP SWHC 0.1% view
S 2016-02-16 12:34:25.0 Sarepta Therapeutics SALE 0.1% view
S 2016-02-16 12:30:12.0 Renewable Energy Group RCAP 0.1% view
B 2016-02-16 12:24:04.0 NorthStar Realty Europe Corp NRE 5.3% view
B 2016-02-16 12:14:09.0 MEI Pharma MGNX 7.8% view
B 2016-02-16 12:10:51.0 Kraton Performance Polymers KRA 6.4% view
B 2016-02-16 12:07:24.0 Jones Energy JONE 8.3% view
S 2016-02-16 12:04:15.0 INSMED Inc INSM 0.1% view
S 2016-02-16 12:00:57.0 HOULIHAN LOKEY HLI 0.1% view
S 2016-02-16 11:57:40.0 Green Plains Inc GPRE 2.6% view
S 2016-02-16 11:51:57.0 Delek US Holdings CBAY 4.4% view
B 2016-02-16 11:48:10.0 Constellium N n/a 5.9% view
S 2016-02-16 11:44:29.0 Clearwater Paper Corp CLW 2.9% view
S 2016-02-16 11:40:40.0 CATALYST PHARMACEUTICALS CPRX 2.7% view
S 2016-02-16 11:35:34.0 Bonanza Creek Energy BCEI 4.5% view
S 2016-02-16 11:31:42.0 Ascena Retail Group ASNA 3.7% view
S 2016-02-16 11:27:41.0 Alon USA Energy ALJ 0.8% view
B 2016-02-16 11:20:31.0 Aegerion Pharmaceuticals AEGR 7.7% view
B 2016-02-03 16:09:05.0 Rice Energy Inc RICE 5.0% view
B 2016-01-19 16:07:06.0 POZEN INC CMRX 5.3% view
B 2015-12-29 16:32:22.0 GLOBE SPECIALTY METALS INC CARA 5.2% view
B 2015-12-01 17:51:04.0 NorthStar Realty Europe Corp n/a 5.0% view
B 2015-11-19 16:23:50.0 Constellium N WTW 6.0% view
B 2015-10-22 16:10:31.0 SPECTRANETICS CORP SPNC 5.2% view
B 2015-10-06 16:37:56.0 OLIN CORP OLN 6.3% view
B 2015-08-31 16:07:38.0 SUNEDISON SUNE 5.0% view
B 2015-08-24 16:06:00.0 IRONWOOD PHARMACEUTICALS INC IRWD 5.0% view
B 2015-08-19 16:17:32.0 Ascena Retail Group ASNA 6.3% view
B 2015-07-21 16:06:55.0 OLIN CORP OLN 6.4% view
B 2015-07-02 16:10:48.0 OLIN CORP OLN 5.2% view
B 2015-07-01 16:08:25.0 Nationstar Mortgage Holdings Inc NSM 5.2% view
B 2015-06-19 16:06:00.0 Renewable Energy Group REGI 5.1% view
B 2015-05-29 16:03:33.0 ACHILLION PHARMACEUTICALS INC ACHN 5.1% view
B 2015-05-12 16:18:36.0 Alon USA Energy ALJ 5.0% view
B 2015-05-01 16:15:16.0 SMITH & WESSON HOLDING CORP SWHC 5.0% view
B 2015-04-23 16:20:19.0 CONNS INC CONN 6.6% view
B 2015-02-26 16:03:10.0 Lumber Liquidators Holdings VSTO 5.1% view
S 2015-02-17 17:19:25.0 TRULIA TRLA 0.1% view
S 2015-02-17 17:07:19.0 TRI Pointe Homes TPH 3.3% view
S 2015-02-17 17:03:41.0 STAGE STORES INC PIR 0.9% view
B 2015-02-17 17:00:48.0 MOVE INC MOVED 0.0% view
B 2015-02-17 16:56:14.0 MACROGENICS INC MGNX 7.0% view
B 2015-02-17 16:52:13.0 ITT EDUCATIONAL SERVICES INC ESI 5.7% view
B 2015-02-17 16:42:42.0 Gogo Inc GOGO 0.1% view
B 2015-02-17 16:38:15.0 DEVRY EDUCATION GROUP INC DV 0.5% view
B 2015-02-17 16:34:15.0 CYTOKINETICS INC CYTK 0.0% view
S 2015-02-17 16:27:20.0 CHIMERIX INC CMRX 2.2% view
B 2015-02-17 16:23:03.0 APPLIED GENETIC TECHNOLOGIES CORP AGTC 9.1% view
B 2015-02-17 16:16:11.0 AMERICAN WOODMARK CORP AMWD 4.1% view
B 2015-02-17 16:07:47.0 Aegerion Pharmaceuticals AEGR 6.5% view
B 2015-01-28 16:12:13.0 HEALTHWAYS HWAY 5.0% view
B 2015-01-23 16:00:52.0 Silicon Motion Technology CORP n/a 5.5% view
S 2015-01-09 16:09:24.0 KINDRED HEALTHCARE KND 8.2% view
B 2015-01-08 17:17:35.0 SHUTTERFLY INC SFLY 6.4% view
B 2015-01-08 17:03:55.0 Crocs CROX 6.5% view
B 2015-01-08 16:58:43.0 RCS Capital Corp RCAP 6.8% view
B 2015-01-08 16:38:34.0 KINDRED HEALTHCARE KND 6.2% view
B 2015-01-06 16:13:06.0 LogMeIn SFLY 6.0% view
B 2015-01-06 14:20:44.0 Kraton Performance Polymers KRA 5.2% view
B 2015-01-05 17:13:30.0 Jones Energy JONE 5.7% view
B 2015-01-05 16:59:46.0 Clearwater Paper Corp CLW 6.5% view
B 2014-12-18 16:12:45.0 MEI Pharma JONE 5.1% view
B 2014-12-02 16:11:29.0 CATALYST PHARMACEUTICAL PARTNERS RCAP 5.1% view
B 2014-10-16 17:00:43.0 C&J Energy Services LL 5.2% view
B 2014-10-14 16:11:10.0 APPLIED GENETIC TECHNOLOGIES CORP AGTC 5.8% view
B 2014-10-06 16:12:24.0 STAGE STORES INC SSI 5.1% view
B 2014-09-19 17:13:23.0 C&J Energy Services CJES 6.5% view
B 2014-08-13 16:16:12.0 Kraton Performance Polymers KRA 5.4% view
B 2014-08-06 16:49:15.0 C&J Energy Services INSM 5.4% view
B 2014-07-29 17:06:31.0 AMC ENTERTAINMENT HOLDINGS n/a 5.0% view
B 2014-07-11 16:11:52.0 TRI Pointe Homes TPH 5.5% view
B 26.72% 2014-05-29 16:07:02.0 Delek US Holdings DK 6.2% view
B -65.01% 2014-05-07 16:05:33.0 Rosetta Resources Inc ROSE 5.2% view
B 38.19% 2014-04-30 16:08:26.0 MACROGENICS INC MGNX 6.6% view
B 2014-04-08 16:45:45.0 SHUTTERFLY INC n/a 5.7% view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.
** Since most institutions are long investors, only returns for long transactions are shown here.