Atara Biotherapeutics, Inc. Insider Trading for June 2018

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General | Insiders | Insider Transactions | Monthly Overview | Weekly Overview

Overview of insider trading in Atara Biotherapeutics, Inc. for June 2018.

Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
Jun 27 2018	ATRA	Atara Biotherapeut ...	Ciechanover Isaac E.	Chief Executive Off ...	Sell	S	39.40	500	19,700	156,078	156.6 K to 156.1 K (-0.32 %)
Jun 27 2018	ATRA	Atara Biotherapeut ...	Ciechanover Isaac E.	Chief Executive Off ...	Sell	S	37.57	1,500	56,355	156,578	158.1 K to 156.6 K (-0.95 %)
Jun 27 2018	ATRA	Atara Biotherapeut ...	Ciechanover Isaac E.	Chief Executive Off ...	Sell	S	40.79	1,700	69,343	158,078	159.8 K to 158.1 K (-1.06 %)
Jun 27 2018	ATRA	Atara Biotherapeut ...	Ciechanover Isaac E.	Chief Executive Off ...	Sell	S	40.01	2,700	108,027	159,778	162.5 K to 159.8 K (-1.66 %)
Jun 19 2018	ATRA	Atara Biotherapeut ...	Gallagher Carol Giltner	Director	Sell	S	45.29	400	18,116	110,192	110.6 K to 110.2 K (-0.36 %)
Jun 19 2018	ATRA	Atara Biotherapeut ...	Gallagher Carol Giltner	Director	Sell	S	44.68	2,100	93,828	110,592	112.7 K to 110.6 K (-1.86 %)
Jun 18 2018	ATRA	Atara Biotherapeut ...	SEIDENBERG BETH C	Director	Option Exercise	A	45.65	5,000	228,250	5,000
Jun 18 2018	ATRA	Atara Biotherapeut ...	SEIDENBERG BETH C	Director	Grant	A	0.00	1,500	0	15,189	13.7 K to 15.2 K (+10.96 %)
Jun 18 2018	ATRA	Atara Biotherapeut ...	HEIDEN WILLIAM K	Director	Option Exercise	A	45.65	5,000	228,250	5,000
Jun 18 2018	ATRA	Atara Biotherapeut ...	HEIDEN WILLIAM K	Director	Grant	A	0.00	1,500	0	8,500	7 K to 8.5 K (+21.43 %)
Jun 18 2018	ATRA	Atara Biotherapeut ...	MARCUS JOEL S	Director	Option Exercise	A	45.65	5,000	228,250	5,000
Jun 18 2018	ATRA	Atara Biotherapeut ...	MARCUS JOEL S	Director	Grant	A	0.00	1,500	0	8,500	7 K to 8.5 K (+21.43 %)
Jun 18 2018	ATRA	Atara Biotherapeut ...	Gallagher Carol Giltner	Director	Option Exercise	A	45.65	5,000	228,250	5,000
Jun 18 2018	ATRA	Atara Biotherapeut ...	Gallagher Carol Giltner	Director	Grant	A	0.00	1,500	0	112,692	111.2 K to 112.7 K (+1.35 %)
Jun 18 2018	ATRA	Atara Biotherapeut ...	Fust Matthew K	Director	Option Exercise	A	45.65	5,000	228,250	5,000
Jun 18 2018	ATRA	Atara Biotherapeut ...	Fust Matthew K	Director	Grant	A	0.00	1,500	0	21,854	20.4 K to 21.9 K (+7.37 %)
Jun 18 2018	ATRA	Atara Biotherapeut ...	DOBMEIER ERIC	Director	Option Exercise	A	45.65	5,000	228,250	5,000
Jun 18 2018	ATRA	Atara Biotherapeut ...	DOBMEIER ERIC	Director	Grant	A	0.00	1,500	0	14,000	12.5 K to 14 K (+12.00 %)
Jun 07 2018	ATRA	Atara Biotherapeut ...	Koppikar Utpal	Chief Financial Off ...	Option Exercise	A	42.30	75,000	3,172,500	75,000
Jun 07 2018	ATRA	Atara Biotherapeut ...	Koppikar Utpal	Chief Financial Off ...	Grant	A	0.00	45,000	0	45,000	0 to 45 K
Jun 06 2018	ATRA	Atara Biotherapeut ...	Ciechanover Isaac E.	Chief Executive Off ...	Sell	S	48.59	1,000	48,590	162,478	163.5 K to 162.5 K (-0.61 %)
Jun 06 2018	ATRA	Atara Biotherapeut ...	Ciechanover Isaac E.	Chief Executive Off ...	Sell	S	47.69	1,500	71,535	163,478	165 K to 163.5 K (-0.91 %)
Jun 06 2018	ATRA	Atara Biotherapeut ...	Ciechanover Isaac E.	Chief Executive Off ...	Sell	S	46.53	1,900	88,407	164,978	166.9 K to 165 K (-1.14 %)
Jun 06 2018	ATRA	Atara Biotherapeut ...	Ciechanover Isaac E.	Chief Executive Off ...	Sell	S	50.27	1,200	60,324	166,878	168.1 K to 166.9 K (-0.71 %)
Jun 06 2018	ATRA	Atara Biotherapeut ...	Ciechanover Isaac E.	Chief Executive Off ...	Sell	S	49.51	3,200	158,432	168,078	171.3 K to 168.1 K (-1.87 %)