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PRIMECAP MANAGEMENT CO
- As of  04/27/24, 04:04:17 PM:   251 Insider Transactions.

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Buy/Sell* 1 Yr Return** Filed Date Subject Symbol Pct Owned Details
S 2020-11-06 11:01:26.0 WHIRLPOOL CORP WHR 9.72% view
S 2020-11-06 11:00:37.0 United Airlines Holdings UAL 9.93% view
S 2020-10-08 19:02:43.0 E TRADE FINANCIAL CORP ETFC 4.88% view
S 2020-10-08 19:02:16.0 Epizyme EPZM 14.85% view
S 2020-10-08 19:01:59.0 Calithera Biosciences CALA 14.26% view
S 2020-10-08 19:01:44.0 ABIOMED INC ABMD 4.94% view
S 2020-09-10 12:02:01.0 L Brands LB 4.39% view
S 2020-09-10 12:01:31.0 Alkermes plc ALKS 4.93% view
S 2020-09-10 12:01:30.0 Xencor Inc XNCR 9.53% view
S 2020-09-10 12:01:16.0 STRATASYS LTD n/a 9.69% view
B 2020-09-10 12:01:01.0 NMI Holdings NMIH 5.36% view
S 2020-09-10 12:00:46.0 American Airlines Group Inc AAL 9.93% view
B 2020-09-10 12:00:16.0 BIOMARIN PHARMACEUTICAL INC BMRN 10.03% view
B 2020-09-08 15:31:24.0 Xencor Inc XNCR 9.8052% view
S 2020-07-08 09:00:21.0 ALBEMARLE CORP ALB 4.88% view
S 2020-06-05 12:02:34.0 Xencor Inc XNCR 9.8052% view
S 2020-06-05 12:02:04.0 SERVICESOURCE INTERNATIONAL SREV 9.21% view
S 2020-06-05 12:01:34.0 PROS Holdings PRO 4.26% view
S 2020-06-05 12:01:05.0 Pfenex Inc PFNX 9.47% view
B 2020-04-24 15:56:57.0 LivaNova PLC LIVN 5.03% view
B 2020-04-24 15:53:26.0 FIBROGEN INC FGEN 5.71% view
B 2020-04-24 15:39:57.0 RHYTHM PHARMACEUTICALS RYTM 8.04% view
S 2020-04-24 15:37:41.0 SEATTLE GENETICS INC SGEN 4.34% view
S 2020-04-24 15:36:57.0 Tribune Publishing Co TPCO 1.61% view
S 2020-04-24 15:30:41.0 IMAX CORP IMAX 4.16% view
B 2020-02-12 14:55:20.0 JETBLUE AIRWAYS CORP JBLU 7.79% view
S 2020-02-12 14:55:04.0 PROS Holdings PRO 7.44% view
B 2020-02-12 14:54:34.0 JACOBS ENGINEERING GROUP INC J 5.81% view
S 2020-02-12 14:54:05.0 IROBOT CORP IRBT 14.11% view
S 2020-02-12 14:54:05.0 QIAGEN NV n/a 6.59% view
S 2020-02-12 14:53:34.0 IMAX CORP IMAX 9.0% view
S 2020-02-12 14:53:05.0 Hewlett Packard Enterprise Co HPE 6.53% view
S 2020-02-12 14:52:49.0 SEATTLE GENETICS INC SGEN 6.39% view
S 2020-02-12 14:52:34.0 FORMFACTOR INC FORM 5.87% view
S 2020-02-12 14:51:49.0 FLUIDIGM CORP FLDM 9.31% view
B 2020-02-12 14:51:23.0 FLEX LTD FLEX 15.1% view
S 2020-02-12 14:51:19.0 SERVICESOURCE INTERNATIONAL SREV 11.62% view
B 2020-02-12 14:50:49.0 PLANTRONICS INC PLT 12.65% view
S 2020-02-12 14:50:34.0 Pfenex Inc PFNX 10.54% view
S 2020-02-12 14:50:23.0 NN INC NNBR 14.97% view
B 2020-02-12 14:50:20.0 SOUTHWEST AIRLINES CO LUV 13.65% view
B 2020-02-12 14:50:05.0 NetApp NTAP 14.27% view
B 2020-02-12 14:49:34.0 NEKTAR THERAPEUTICS NKTR 11.41% view
S 2020-02-12 14:49:19.0 MICRON TECHNOLOGY INC MU 5.03% view
S 2020-02-12 14:49:05.0 MAXLINEAR INC MXL 6.71% view
S 2020-02-12 14:49:05.0 SPECTRUM PHARMACEUTICALS INC SPPI 5.68% view
B 2020-02-12 14:48:50.0 MATTEL INC MAT 14.86% view
S 2020-02-12 14:48:34.0 L Brands LB 6.61% view
S 2020-02-12 14:48:04.0 KLA CORP KLAC 6.52% view
S 2020-02-12 14:47:49.0 FEDEX CORP FDX 5.63% view
S 2020-02-12 14:47:05.0 STRATASYS LTD n/a 13.66% view
S 2020-02-12 14:47:05.0 FARO TECHNOLOGIES INC FARO 5.01% view
B 2020-02-12 14:46:35.0 Epizyme EPZM 15.0% view
S 2020-02-12 14:46:04.0 Elanco Animal Health Inc ELAN 8.2% view
B 2020-02-12 14:45:35.0 Transocean Ltd RIG 8.7% view
B 2020-02-12 14:45:34.0 E TRADE FINANCIAL CORP ETFC 6.33% view
B 2020-02-12 14:45:04.0 DESCARTES SYSTEMS GROUP INC n/a 8.35% view
S 2020-02-12 14:44:38.0 Tribune Publishing Co TPCO 6.03% view
S 2020-02-12 14:44:35.0 CREE CREE 7.39% view
S 2020-02-12 14:44:04.0 COMSCORE SCOR 11.24% view
S 2020-02-12 14:43:34.0 CERUS CORP CERS 7.95% view
B 2020-02-12 14:43:19.0 United Airlines Holdings UAL 14.69% view
S 2020-02-12 14:43:05.0 CARMAX INC KMX 6.62% view
S 2020-02-12 14:42:04.0 UNIVERSAL DISPLAY CORP OLED 7.06% view
S 2020-02-12 14:40:49.0 BLACKBERRY Ltd n/a 13.02% view
B 2020-02-12 14:40:34.0 BIOMARIN PHARMACEUTICAL INC BMRN 9.09% view
B 2020-02-12 14:40:19.0 WHIRLPOOL CORP WHR 12.26% view
B 2020-02-12 14:40:04.0 BIOGEN INC BIIB 8.42% view
S 2020-02-12 14:39:50.0 AXCELIS TECHNOLOGIES INC ACLS 8.92% view
S 2020-02-12 14:38:20.0 Xencor Inc XNCR 11.47% view
B 2020-02-12 14:37:35.0 Arlo Technologies ARLO 6.52% view
B 2020-02-12 14:36:49.0 American Airlines Group Inc AAL 15.63% view
S 2020-02-12 14:36:19.0 Alkermes plc ALKS 8.95% view
B 2020-02-12 14:35:50.0 AECOM ACM 14.09% view
S 2020-02-12 14:35:04.0 ACCURAY INC ARAY 5.06% view
S 2020-02-12 14:32:35.0 ABIOMED INC ABMD 6.83% view
B 2020-01-10 11:31:29.0 Calithera Biosciences CALA 15.0% view
S 2019-12-06 13:35:10.0 INSULET CORP PODD 4.78% view
S 2019-12-06 13:33:56.0 CHEGG CHGG 4.85% view
S 2019-11-05 14:42:34.0 Arbutus Biopharma Corp ABUS 1.06% view
B 2019-06-06 11:43:36.0 ALBEMARLE CORP ALB 5.35% view
B 2019-05-07 15:48:27.0 Elanco Animal Health Inc ELAN 8.37% view
S 2019-03-07 12:16:44.0 SPLUNK INC SPLK 4.78% view
S 2019-02-08 15:57:30.0 FARO TECHNOLOGIES INC FARO 9.35% view
B 2019-02-08 15:57:15.0 Epizyme EPZM 12.07% view
B 2019-02-08 15:56:45.0 Pfenex Inc PFNX 10.64% view
S 2019-02-08 15:56:45.0 ELLIE MAE INC ELLI 8.04% view
S 2019-02-08 15:56:30.0 OncoMed Pharmaceuticals Inc OMED 14.25% view
B 2019-02-08 15:56:30.0 E TRADE FINANCIAL CORP ETFC 5.25% view
S 2019-02-08 15:56:15.0 DESCARTES SYSTEMS GROUP INC n/a 5.75% view
S 2019-02-08 15:56:00.0 NN INC NNBR 14.99% view
S 2019-02-08 15:55:46.0 NetApp NTAP 14.08% view
S 2019-02-08 15:55:46.0 PLANTRONICS INC PLT 11.27% view
S 2019-02-08 15:55:45.0 CREE INC CREE 8.25% view
B 2019-02-08 15:55:30.0 COMSCORE SCOR 14.68% view
S 2019-02-08 15:55:30.0 NEKTAR THERAPEUTICS NKTR 11.21% view
B 2019-02-08 15:55:15.0 PROS Holdings PRO 7.58% view
B 2019-02-08 15:55:15.0 MICRON TECHNOLOGY INC MU 5.17% view
S 2019-02-08 15:55:00.0 CHEGG CHGG 7.33% view
B 2019-02-08 15:54:45.0 MAXLINEAR INC MXL 6.99% view
S 2019-02-08 15:54:45.0 QIAGEN NV n/a 7.03% view
B 2019-02-08 15:54:30.0 MATTEL INC MAT 14.74% view
S 2019-02-08 15:54:15.0 SEATTLE GENETICS INC SGEN 8.83% view
B 2019-02-08 15:54:15.0 CERUS CORP CERS 7.96% view
S 2019-02-08 15:54:01.0 CARMAX INC KMX 7.04% view
B 2019-02-08 15:54:01.0 L Brands LB 7.0% view
S 2019-02-08 15:54:00.0 SERVICESOURCE INTERNATIONAL SREV 14.5% view
S 2019-02-08 15:53:45.0 KLA TENCOR CORP KLAC 8.0% view
S 2019-02-08 15:53:30.0 SHUTTERFLY INC SFLYL 14.51% view
S 2019-02-08 15:53:30.0 BLACKBERRY Ltd n/a 13.33% view
B 2019-02-08 15:53:15.0 JETBLUE AIRWAYS CORP JBLU 7.53% view
B 2019-02-08 15:53:15.0 BIOMARIN PHARMACEUTICAL INC BMRN 7.97% view
B 2019-02-08 15:53:01.0 SOUTHWEST AIRLINES CO LUV 13.13% view
S 2019-02-08 15:53:00.0 JACOBS ENGINEERING GROUP INC JEC 5.79% view
S 2019-02-08 15:52:45.0 INSULET CORP PODD 8.25% view
B 2019-02-08 15:52:45.0 BIOGEN INC BIIB 7.31% view
S 2019-02-08 15:52:31.0 AXCELIS TECHNOLOGIES INC ACLS 9.11% view
S 2019-02-08 15:52:31.0 IMAX CORP IMAX 9.63% view
B 2019-02-08 15:52:31.0 SPECTRUM PHARMACEUTICALS INC SPPI 10.32% view
B 2019-02-08 15:52:01.0 Arlo Technologies ARLO 6.32% view
B 2019-02-08 15:52:01.0 Hewlett Packard Enterprise Co HPE 6.61% view
S 2019-02-08 15:52:01.0 SPLUNK INC SPLK 5.06% view
S 2019-02-08 15:51:45.0 FORMFACTOR INC FORM 6.22% view
S 2019-02-08 15:51:30.0 STRATASYS LTD n/a 14.21% view
B 2019-02-08 15:51:16.0 Arbutus Biopharma Corp ABUS 7.28% view
S 2019-02-08 15:51:15.0 FLUIDIGM CORP FLDM 13.7% view
B 2019-02-08 15:51:01.0 Transocean Ltd RIG 5.56% view
B 2019-02-08 15:51:01.0 FLEX LTD FLEX 14.69% view
B 2019-02-08 15:51:01.0 American Airlines Group Inc AAL 14.97% view
S 2019-02-08 15:50:30.0 Tribune Publishing Co TRNC 6.72% view
S 2019-02-08 15:50:16.0 FEDEX CORP FDX 5.77% view
B 2019-02-08 15:50:16.0 AECOM ACM 13.78% view
B 2019-02-08 15:50:00.0 United Continental Holdings UAL 14.05% view
S 2019-02-08 15:49:30.0 UNIVERSAL DISPLAY CORP OLED 10.01% view
S 2019-02-08 15:49:00.0 ACCURAY INC ARAY 5.46% view
B 2019-02-08 15:49:00.0 WHIRLPOOL CORP WHR 12.16% view
S 2019-02-08 15:48:45.0 ABIOMED INC ABMD 7.17% view
B 2019-02-08 15:48:30.0 Xencor Inc XNCR 13.54% view
S 2019-01-09 12:06:36.0 IROBOT CORP IRBT 14.92% view
B 2019-01-09 12:05:54.0 Alkermes plc ALKS 15.0% view
S 2018-12-06 11:54:08.0 LILLY ELI & CO LLY 4.85% view
B 2018-12-06 11:49:07.0 UNIVERSAL DISPLAY CORP OLED 10.05% view
B 2018-12-06 11:47:38.0 SPLUNK INC SPLK 5.16% view
B 2018-12-06 11:46:53.0 NN INC NNBR 15.0% view
S 2018-10-09 15:10:21.0 Alkermes plc ALKS 14.98% view
B 2018-09-10 11:38:25.0 UNIVERSAL DISPLAY CORP OLED 5.93% view
B 2018-09-10 11:37:25.0 E TRADE FINANCIAL CORP ETFC 5.02% view
S 2018-09-10 11:36:37.0 Flex Pharma FLKS 3.67% view
S 2018-09-10 11:35:38.0 FARO TECHNOLOGIES INC FARO 9.85% view
B 2018-09-10 11:34:37.0 IROBOT CORP IRBT 15.18% view
B 2018-08-07 13:25:22.0 Transocean Ltd RIG 5.36% view
B 2018-08-07 13:24:36.0 MAXLINEAR INC MXL 5.86% view
S 2018-08-07 13:23:37.0 Flex Pharma FLKS 6.29% view
B 2018-08-07 13:23:06.0 AECOM ACM 10.38% view
B 2018-08-07 13:22:51.0 WHIRLPOOL CORP WHR 11.28% view
B 2018-07-05 11:20:59.0 PROS Holdings PRO 5.86% view
B 2018-06-06 12:28:50.0 IROBOT CORP IRBT 11.93% view
B 2018-06-06 12:28:33.0 Pfenex Inc PFNX 10.54% view
B 2018-06-06 12:28:31.0 NN INC NNBR 11.54% view
S 2018-05-08 14:28:07.0 SHUTTERFLY INC SFLYL 14.93% view
B 2018-05-08 14:27:22.0 LILLY ELI & CO LLY 5.02% view
B 2018-05-08 14:26:37.0 IROBOT CORP IRBT 6.09% view
B 2018-05-08 14:25:52.0 Alkermes plc ALKS 15.07% view
B 2018-04-10 11:20:49.0 WHIRLPOOL CORP WHR 5.11% view
S 2018-04-10 11:18:50.0 Pfenex Inc PFNX 9.99% view
S 2018-04-10 11:17:49.0 LILLY ELI & CO LLY 4.99% view
B 2018-04-10 11:16:19.0 COMSCORE SCOR 14.6% view
S 2018-04-10 11:15:19.0 Bioverativ Inc BIVV 0.0% view
S 2018-04-10 11:13:34.0 Alkermes plc ALKS 14.92% view
B 2018-03-07 11:40:39.0 Alkermes plc ALKS 15.0% view
B 2018-03-07 11:38:54.0 FLEX LTD FLEX 10.16% view
B 2018-03-07 11:36:54.0 LILLY ELI & CO LLY 5.0% view
S 2018-03-07 11:35:54.0 MARRONE BIO INNOVATIONS INC MBII 2.57% view
B 2018-02-27 06:29:17.0 Xencor Inc XNCR 13.11% view
S 2018-02-27 06:29:02.0 TRIBUNE MEDIA CO TRCO 5.48% view
B 2018-02-27 06:28:47.0 STRATASYS LTD n/a 14.22% view
B 2018-02-27 06:28:32.0 SOUTHWEST AIRLINES CO LUV 11.9% view
S 2018-02-27 06:28:17.0 SHUTTERFLY INC SFLYL 15.41% view
S 2018-02-27 06:28:02.0 SERVICESOURCE INTERNATIONAL SREV 14.74% view
S 2018-02-27 06:27:47.0 SEATTLE GENETICS INC SGEN 8.84% view
S 2018-02-27 06:27:32.0 QIAGEN NV n/a 7.28% view
B 2018-02-27 06:27:18.0 PLANTRONICS INC PLT 14.83% view
S 2018-02-27 06:27:02.0 Pfenex Inc PFNX 10.01% view
B 2018-02-27 06:26:48.0 OncoMed Pharmaceuticals Inc OMED 14.7% view
B 2018-02-27 06:26:35.0 NN INC NNBR 7.19% view
B 2018-02-27 06:26:03.0 NetApp NTAP 15.03% view
B 2018-02-27 06:25:59.0 NEKTAR THERAPEUTICS NKTR 14.2% view
S 2018-02-27 06:25:44.0 MICRON TECHNOLOGY INC MU 5.06% view
B 2018-02-27 06:25:35.0 MATTEL INC MAT 13.08% view
S 2018-02-27 06:25:11.0 MARRONE BIO INNOVATIONS INC MBII 8.37% view
B 2018-02-27 06:24:45.0 L Brands LB 6.84% view
S 2018-02-27 06:23:17.0 KLA TENCOR CORP KLAC 8.01% view
B 2018-02-27 06:22:47.0 JETBLUE AIRWAYS CORP JBLU 6.39% view
B 2018-02-27 06:22:32.0 JACOBS ENGINEERING GROUP INC JEC 6.83% view
S 2018-02-27 06:22:17.0 INSULET CORP PODD 8.51% view
B 2018-02-27 06:22:02.0 IMAX CORP IMAX 9.71% view
B 2018-02-27 06:21:47.0 Hewlett Packard Enterprise Co HPE 6.13% view
S 2018-02-27 06:21:32.0 FORMFACTOR INC FORM 6.39% view
S 2018-02-27 06:21:18.0 FLUIDIGM CORP FLDM 14.94% view
B 2018-02-27 06:21:03.0 FLEX LTD FLEX 9.98% view
S 2018-02-27 06:20:47.0 FEDEX CORP FDX 5.78% view
S 2018-02-27 06:20:17.0 FARO TECHNOLOGIES INC FARO 10.65% view
B 2018-02-27 06:20:03.0 Epizyme EPZM 11.94% view
S 2018-02-27 06:20:02.0 ELLIE MAE INC ELLI 8.99% view
S 2018-02-27 06:19:47.0 DESCARTES SYSTEMS GROUP INC n/a 5.94% view
S 2018-02-27 06:19:32.0 CREE INC CREE 8.49% view
B 2018-02-27 06:19:17.0 COMSCORE SCOR 10.59% view
S 2018-02-27 06:19:03.0 CHEGG CHGG 9.4% view
S 2018-02-27 06:18:47.0 CERUS CORP CERS 6.84% view
S 2018-02-27 06:06:48.0 CARMAX INC KMX 7.78% view
S 2018-02-27 06:06:33.0 BLACKBERRY Ltd n/a 14.14% view
S 2018-02-27 06:06:18.0 Bioverativ Inc BIVV 7.06% view
B 2018-02-27 06:06:03.0 BIOMARIN PHARMACEUTICAL INC BMRN 5.86% view
B 2018-02-27 06:05:48.0 BIOGEN IDEC MA INC n/a 7.16% view
B 2018-02-27 06:02:59.0 Arbutus Biopharma Corp ABUS 7.27% view
B 2018-02-27 06:02:54.0 AECOM ACM 8.36% view
B 2018-02-27 06:02:33.0 American Airlines Group Inc AAL 10.65% view
S 2018-02-27 06:01:39.0 ABIOMED INC ABMD 9.23% view
S 2018-02-27 06:01:32.0 ABAXIS INC AVAX 9.77% view
B 2018-02-08 12:55:03.0 United Continental Holdings UAL 11.29% view
S 2018-02-08 12:54:48.0 tronc TRNC 9.95% view
B 2018-02-08 12:54:18.0 SPECTRUM PHARMACEUTICALS INC SPPI 5.63% view
S 2018-02-08 12:54:03.0 RAMBUS INC RMBS 4.98% view
S 2018-02-08 12:53:33.0 LILLY ELI & CO LLY 4.99% view
B 2018-01-05 11:58:36.0 Flex Pharma FLKS 10.05% view
B 2018-01-04 15:05:05.0 Flex Pharma FLKS 10.05% view
S 2018-01-04 15:04:51.0 AXCELIS TECHNOLOGIES INC ACLS 9.67% view
B 2018-01-04 15:04:21.0 Alkermes plc ALKS 14.26% view
B 2017-12-05 12:03:53.0 Alkermes plc ALKS 11.35% view
S 2017-11-06 12:16:14.0 ROYAL CARIBBEAN CRUISES LTD RCL 4.89% view
S 2017-11-06 12:15:44.0 CHEGG CHGG 9.88% view
S 2017-10-06 15:36:46.0 RITCHIE BROS AUCTIONEERS INC RBA 4.96% view
S 2017-10-06 15:35:31.0 NetApp NTAP 14.93% view
B 2017-10-06 15:35:01.0 Hewlett Packard Enterprise Co HPE 5.58% view
S 2017-10-06 15:34:02.0 FLEX LTD FLEX 9.91% view
B 2017-10-06 15:34:01.0 MATTEL INC MAT 10.73% view
B 2017-09-08 11:59:13.0 FLEX LTD FLEX 10.09% view
B 2017-09-07 15:14:59.0 MATTEL INC MAT 9.31% view
S 2017-09-07 15:13:43.0 TerraVia Holdings TVIA 0.0% view
B 2017-09-07 15:13:43.0 FLUIDIGM CORP FLDM 15.0% view
S 2017-09-07 15:11:28.0 Ascena Retail Group ASNA 4.82% view
S 2017-09-07 15:11:16.0 NEUSTAR INC NSR 0.0% view
S 2017-09-07 15:10:28.0 ABAXIS INC AVAX 9.99% view
S 2017-08-09 11:02:26.0 ADOBE SYSTEMS INC ADBE 4.95% view
S 2017-08-08 12:05:26.0 TerraVia Holdings TVIA 8.82% view
S 2017-08-08 12:04:41.0 ABIOMED INC ABMD 9.85% view
B 2017-07-06 11:50:54.0 MATTEL INC MAT 5.75% view
B 2017-07-06 11:45:55.0 IMAX CORP IMAX 8.29% view
B 2017-06-06 11:46:55.0 OncoMed Pharmaceuticals Inc OMED 14.63% view
S 2017-06-06 11:42:10.0 TUESDAY MORNING CORP TUES 4.92% view
S 2017-06-06 11:39:41.0 DEXTERA SURGICAL INC CRDC 4.3% 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.