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· Profile
Ciechanover Isaac E.
Chief Executive Officer at Atara Biotherapeutics. Filing since 22 Apr 2015.
CIK 0001612096
Company
Date
Role
Action
Shares
Amount
Of holding
ATRA
Atara Biotherapeutics, Inc.
30 May 2019
Chief Executive Officer
Sold, plan not stated
2,925
$67.93K
1.0%
ATRA
Atara Biotherapeutics, Inc.
29 May 2019
Chief Executive Officer
Sold, plan not stated
2,925
$67.16K
1.0%
ATRA
Atara Biotherapeutics, Inc.
14 May 2019
Chief Executive Officer
Sold, plan not stated
3,900
$97.19K
1.3%
ATRA
Atara Biotherapeutics, Inc.
13 May 2019
Chief Executive Officer
Sold, plan not stated
3,900
$94.79K
1.3%
ATRA
Atara Biotherapeutics, Inc.
26 Apr 2019
Chief Executive Officer
Sold, plan not stated
3,900
$130.53K
1.3%
ATRA
Atara Biotherapeutics, Inc.
25 Apr 2019
Chief Executive Officer
Sold, plan not stated
3,900
$131.05K
1.2%
ATRA
Atara Biotherapeutics, Inc.
11 Apr 2019
Chief Executive Officer
Sold, plan not stated
3,900
$141.45K
1.2%
ATRA
Atara Biotherapeutics, Inc.
10 Apr 2019
Chief Executive Officer
Sold, plan not stated
3,900
$144.46K
1.2%
ATRA
Atara Biotherapeutics, Inc.
29 Mar 2019
Chief Executive Officer
Sold, plan not stated
3,900
$155.64K
1.2%
ATRA
Atara Biotherapeutics, Inc.
28 Mar 2019
Chief Executive Officer
Sold, plan not stated
3,900
$145.91K
1.2%
ATRA
Atara Biotherapeutics, Inc.
15 Mar 2019
Chief Executive Officer
Sold, plan not stated
3,900
$151.05K
1.2%
ATRA
Atara Biotherapeutics, Inc.
14 Mar 2019
Chief Executive Officer
Sold, plan not stated
3,900
$156.91K
1.2%
ATRA
Atara Biotherapeutics, Inc.
28 Feb 2019
Chief Executive Officer
Sold, plan not stated
3,900
$140.91K
1.1%
ATRA
Atara Biotherapeutics, Inc.
27 Feb 2019
Chief Executive Officer
Sold, plan not stated
3,900
$140.98K
1.1%
ATRA
Atara Biotherapeutics, Inc.
12 Feb 2019
Chief Executive Officer
Sold, plan not stated
3,900
$152.14K
1.1%
ATRA
Atara Biotherapeutics, Inc.
11 Feb 2019
Chief Executive Officer
Sold, plan not stated
3,900
$150.23K
1.1%
ATRA
Atara Biotherapeutics, Inc.
24 Jan 2019
Chief Executive Officer
Sold, plan not stated
3,900
$136.78K
1.3%
ATRA
Atara Biotherapeutics, Inc.
23 Jan 2019
Chief Executive Officer
Sold, plan not stated
3,900
$136.65K
1.3%
ATRA
Atara Biotherapeutics, Inc.
10 Jan 2019
Chief Executive Officer
Sold, plan not stated
3,900
$133.58K
48.9%
ATRA
Atara Biotherapeutics, Inc.
9 Jan 2019
Chief Executive Officer
Sold, plan not stated
3,900
$135.89K
32.8%
ATRA
Atara Biotherapeutics, Inc.
28 Dec 2018
Chief Executive Officer
Sold, plan not stated
3,900
$135.34K
24.7%
ATRA
Atara Biotherapeutics, Inc.
27 Dec 2018
Chief Executive Officer
Sold, plan not stated
3,900
$128.89K
19.8%
ATRA
Atara Biotherapeutics, Inc.
13 Dec 2018
Chief Executive Officer
Sold, plan not stated
3,900
$166.73K
16.5%
ATRA
Atara Biotherapeutics, Inc.
12 Dec 2018
Chief Executive Officer
Sold, plan not stated
3,900
$165.98K
14.2%
ATRA
Atara Biotherapeutics, Inc.
29 Nov 2018
Chief Executive Officer
Sold, plan not stated
3,900
$163.23K
12.4%
ATRA
Atara Biotherapeutics, Inc.
28 Nov 2018
Chief Executive Officer
Sold, plan not stated
3,900
$151.80K
11.1%
ATRA
Atara Biotherapeutics, Inc.
15 Nov 2018
Chief Executive Officer
Sold, plan not stated
3,900
$137.51K
10.0%
ATRA
Atara Biotherapeutics, Inc.
14 Nov 2018
Chief Executive Officer
Sold, plan not stated
3,900
$132.54K
9.1%
ATRA
Atara Biotherapeutics, Inc.
23 Oct 2018
Chief Executive Officer
Sold, plan not stated
3,900
$133.05K
8.3%
ATRA
Atara Biotherapeutics, Inc.
22 Oct 2018
Chief Executive Officer
Sold, plan not stated
3,900
$131.75K
7.7%
ATRA
Atara Biotherapeutics, Inc.
5 Oct 2018
Chief Executive Officer
Sold, plan not stated
3,900
$155.78K
7.1%
ATRA
Atara Biotherapeutics, Inc.
4 Oct 2018
Chief Executive Officer
Sold, plan not stated
3,900
$157.98K
6.6%
ATRA
Atara Biotherapeutics, Inc.
19 Sep 2018
Chief Executive Officer
Sold, plan not stated
3,900
$155.96K
6.2%
ATRA
Atara Biotherapeutics, Inc.
18 Sep 2018
Chief Executive Officer
Sold, plan not stated
3,900
$154.52K
5.9%
ATRA
Atara Biotherapeutics, Inc.
7 Sep 2018
Chief Executive Officer
Sold, plan not stated
3,900
$155.88K
5.5%
ATRA
Atara Biotherapeutics, Inc.
6 Sep 2018
Chief Executive Officer
Sold, plan not stated
3,900
$151.04K
5.3%
ATRA
Atara Biotherapeutics, Inc.
21 Aug 2018
Chief Executive Officer
Sold, plan not stated
3,900
$143.09K
5.0%
ATRA
Atara Biotherapeutics, Inc.
20 Aug 2018
Chief Executive Officer
Sold, plan not stated
3,900
$140.56K
4.8%
ATRA
Atara Biotherapeutics, Inc.
7 Aug 2018
Chief Executive Officer
Sold, plan not stated
3,900
$145.79K
4.5%
ATRA
Atara Biotherapeutics, Inc.
6 Aug 2018
Chief Executive Officer
Sold, plan not stated
3,900
$146.17K
4.3%
ATRA
Atara Biotherapeutics, Inc.
27 Jul 2018
Chief Executive Officer
Sold, plan not stated
3,900
$144.21K
4.2%
ATRA
Atara Biotherapeutics, Inc.
26 Jul 2018
Chief Executive Officer
Sold, plan not stated
3,900
$152.22K
4.0%
ATRA
Atara Biotherapeutics, Inc.
10 Jul 2018
Chief Executive Officer
Sold, plan not stated
28,400
$1.14M
22.5%
ATRA
Atara Biotherapeutics, Inc.
9 Jul 2018
Chief Executive Officer
Sold, plan not stated
30,000
$1.20M
19.2%
ATRA
Atara Biotherapeutics, Inc.
27 Jun 2018
Chief Executive Officer
Sold, plan not stated
2,000
$76.06K
1.3%
ATRA
Atara Biotherapeutics, Inc.
26 Jun 2018
Chief Executive Officer
Sold, plan not stated
4,400
$177.37K
2.7%
ATRA
Atara Biotherapeutics, Inc.
6 Jun 2018
Chief Executive Officer
Sold, plan not stated
4,400
$208.53K
2.6%
ATRA
Atara Biotherapeutics, Inc.
5 Jun 2018
Chief Executive Officer
Sold, plan not stated
4,400
$218.76K
2.6%
ATRA
Atara Biotherapeutics, Inc.
22 May 2018
Chief Executive Officer
Sold, plan not stated
4,400
$223.87K
2.5%
ATRA
Atara Biotherapeutics, Inc.
21 May 2018
Chief Executive Officer
Sold, plan not stated
4,400
$231.44K
2.4%
ATRA
Atara Biotherapeutics, Inc.
10 May 2018
Chief Executive Officer
Sold, plan not stated
4,400
$178.33K
2.4%
ATRA
Atara Biotherapeutics, Inc.
9 May 2018
Chief Executive Officer
Sold, plan not stated
4,400
$172.31K
2.3%
ATRA
Atara Biotherapeutics, Inc.
27 Apr 2018
Chief Executive Officer
Sold, plan not stated
4,400
$188.23K
2.3%
ATRA
Atara Biotherapeutics, Inc.
26 Apr 2018
Chief Executive Officer
Sold, plan not stated
4,400
$185.43K
2.2%
ATRA
Atara Biotherapeutics, Inc.
12 Apr 2018
Chief Executive Officer
Sold, plan not stated
4,400
$188.84K
2.2%
ATRA
Atara Biotherapeutics, Inc.
11 Apr 2018
Chief Executive Officer
Sold, plan not stated
4,400
$179.63K
2.1%
ATRA
Atara Biotherapeutics, Inc.
27 Mar 2018
Chief Executive Officer
Sold, plan not stated
4,200
$155.42K
2.0%
ATRA
Atara Biotherapeutics, Inc.
27 Mar 2018
Chief Executive Officer
Sold, plan not stated
200
$7.68K
0.1%
ATRA
Atara Biotherapeutics, Inc.
26 Mar 2018
Chief Executive Officer
Sold, plan not stated
4,400
$176.45K
2.0%
ATRA
Atara Biotherapeutics, Inc.
16 Mar 2018
Chief Executive Officer
Sold, plan not stated
4,400
$184.79K
2.0%
ATRA
Atara Biotherapeutics, Inc.
15 Mar 2018
Chief Executive Officer
Sold, plan not stated
4,400
$185.96K
2.0%
ATRA
Atara Biotherapeutics, Inc.
12 Mar 2018
Chief Executive Officer
Sold, plan not stated
1,000
$46.31K
0.4%
ATRA
Atara Biotherapeutics, Inc.
22 Feb 2018
Chief Executive Officer
Sold, plan not stated
4,600
$201.83K
2.0%
ATRA
Atara Biotherapeutics, Inc.
21 Feb 2018
Chief Executive Officer
Sold, plan not stated
4,500
$198.97K
1.9%
ATRA
Atara Biotherapeutics, Inc.
20 Feb 2018
Chief Executive Officer
Sold, plan not stated
8,700
$393.94K
3.6%
ATRA
Atara Biotherapeutics, Inc.
16 Feb 2018
Chief Executive Officer
Sold, plan not stated
10,000
$469.67K
4.0%
ATRA
Atara Biotherapeutics, Inc.
15 Feb 2018
Chief Executive Officer
Sold, plan not stated
10,000
$468.79K
3.8%
ATRA
Atara Biotherapeutics, Inc.
14 Feb 2018
Chief Executive Officer
Sold, plan not stated
10,000
$484.96K
3.7%
ATRA
Atara Biotherapeutics, Inc.
13 Feb 2018
Chief Executive Officer
Sold, plan not stated
10,000
$451.00K
3.5%
ATRA
Atara Biotherapeutics, Inc.
9 Feb 2018
Chief Executive Officer
Sold, plan not stated
4,400
$165.97K
1.5%
ATRA
Atara Biotherapeutics, Inc.
8 Feb 2018
Chief Executive Officer
Sold, plan not stated
4,400
$163.46K
1.5%
ATRA
Atara Biotherapeutics, Inc.
26 Jan 2018
Chief Executive Officer
Sold, plan not stated
9,300
$339.56K
3.1%
ATRA
Atara Biotherapeutics, Inc.
25 Jan 2018
Chief Executive Officer
Sold, plan not stated
10,000
$340.98K
3.2%
ATRA
Atara Biotherapeutics, Inc.
24 Jan 2018
Chief Executive Officer
Sold, plan not stated
14,400
$486.94K
4.4%
ATRA
Atara Biotherapeutics, Inc.
23 Jan 2018
Chief Executive Officer
Sold, plan not stated
24,100
$859.61K
6.9%
ATRA
Atara Biotherapeutics, Inc.
22 Jan 2018
Chief Executive Officer
Sold, plan not stated
10,000
$330.74K
2.8%
ATRA
Atara Biotherapeutics, Inc.
16 Jan 2018
Chief Executive Officer
Sold, plan not stated
600
$18.23K
0.2%
ATRA
Atara Biotherapeutics, Inc.
12 Jan 2018
Chief Executive Officer
Sold, plan not stated
100
$3.01K
0.0%
ATRA
Atara Biotherapeutics, Inc.
11 Jan 2018
Chief Executive Officer
Sold, plan not stated
20,000
$438.90K
5.3%
ATRA
Atara Biotherapeutics, Inc.
10 Jan 2018
Chief Executive Officer
Sold, plan not stated
8,600
$171.94K
2.2%
ATRA
Atara Biotherapeutics, Inc.
29 Dec 2017
Chief Executive Officer
Sold, plan not stated
20,000
$372.63K
4.9%
ATRA
Atara Biotherapeutics, Inc.
28 Dec 2017
Chief Executive Officer
Sold, plan not stated
2,200
$33.33K
0.5%
ATRA
Atara Biotherapeutics, Inc.
13 Dec 2017
Chief Executive Officer
Sold, plan not stated
2,200
$32.41K
0.5%
ATRA
Atara Biotherapeutics, Inc.
12 Dec 2017
Chief Executive Officer
Sold, plan not stated
2,200
$32.03K
0.5%
ATRA
Atara Biotherapeutics, Inc.
30 Nov 2017
Chief Executive Officer
Sold, plan not stated
2,200
$31.68K
0.5%
ATRA
Atara Biotherapeutics, Inc.
29 Nov 2017
Chief Executive Officer
Sold, plan not stated
2,200
$31.00K
0.5%
ATRA
Atara Biotherapeutics, Inc.
14 Nov 2017
Chief Executive Officer
Sold, plan not stated
2,200
$29.50K
0.5%
ATRA
Atara Biotherapeutics, Inc.
13 Nov 2017
Chief Executive Officer
Sold, plan not stated
2,200
$29.77K
0.5%
ATRA
Atara Biotherapeutics, Inc.
27 Oct 2017
Chief Executive Officer
Sold, plan not stated
2,200
$29.92K
0.5%
ATRA
Atara Biotherapeutics, Inc.
26 Oct 2017
Chief Executive Officer
Sold, plan not stated
2,200
$29.85K
0.5%
ATRA
Atara Biotherapeutics, Inc.
12 Oct 2017
Chief Executive Officer
Sold, plan not stated
2,200
$32.52K
0.5%
ATRA
Atara Biotherapeutics, Inc.
11 Oct 2017
Chief Executive Officer
Sold, plan not stated
2,200
$33.55K
0.5%
ATRA
Atara Biotherapeutics, Inc.
20 Sep 2017
Chief Executive Officer
Sold, plan not stated
2,200
$34.23K
0.5%
ATRA
Atara Biotherapeutics, Inc.
19 Sep 2017
Chief Executive Officer
Sold, plan not stated
2,200
$34.12K
0.5%
ATRA
Atara Biotherapeutics, Inc.
7 Sep 2017
Chief Executive Officer
Sold, plan not stated
2,200
$32.96K
0.5%
ATRA
Atara Biotherapeutics, Inc.
6 Sep 2017
Chief Executive Officer
Sold, plan not stated
2,200
$33.11K
0.5%
ATRA
Atara Biotherapeutics, Inc.
23 Aug 2017
Chief Executive Officer
Sold, plan not stated
2,200
$29.72K
0.5%
ATRA
Atara Biotherapeutics, Inc.
22 Aug 2017
Chief Executive Officer
Sold, plan not stated
2,200
$29.83K
0.5%
ATRA
Atara Biotherapeutics, Inc.
11 Aug 2017
Chief Executive Officer
Sold, plan not stated
2,200
$32.08K
0.5%
ATRA
Atara Biotherapeutics, Inc.
10 Aug 2017
Chief Executive Officer
Sold, plan not stated
2,200
$32.45K
0.5%
ATRA
Atara Biotherapeutics, Inc.
25 Jul 2017
Chief Executive Officer
Sold, plan not stated
2,700
$43.28K
0.6%
ATRA
Atara Biotherapeutics, Inc.
24 Jul 2017
Chief Executive Officer
Sold, plan not stated
2,800
$47.42K
0.6%
ATRA
Atara Biotherapeutics, Inc.
31 May 2017
Chief Executive Officer
Sold, plan not stated
3,450
$45.75K
0.8%
ATRA
Atara Biotherapeutics, Inc.
30 May 2017
Chief Executive Officer
Sold, plan not stated
3,450
$46.37K
0.7%
ATRA
Atara Biotherapeutics, Inc.
18 May 2017
Chief Executive Officer
Sold, plan not stated
2,400
$35.86K
0.5%
ATRA
Atara Biotherapeutics, Inc.
17 May 2017
Chief Executive Officer
Sold, plan not stated
2,400
$35.71K
0.5%
ATRA
Atara Biotherapeutics, Inc.
26 Apr 2017
Chief Executive Officer
Sold, plan not stated
3,600
$64.01K
0.8%
ATRA
Atara Biotherapeutics, Inc.
25 Apr 2017
Chief Executive Officer
Sold, plan not stated
3,600
$62.40K
0.8%
ATRA
Atara Biotherapeutics, Inc.
11 Apr 2017
Chief Executive Officer
Sold, plan not stated
4,200
$71.36K
0.9%
ATRA
Atara Biotherapeutics, Inc.
10 Apr 2017
Chief Executive Officer
Sold, plan not stated
3,000
$51.24K
0.6%
ATRA
Atara Biotherapeutics, Inc.
28 Mar 2017
Chief Executive Officer
Sold, plan not stated
3,600
$68.73K
0.7%
ATRA
Atara Biotherapeutics, Inc.
27 Mar 2017
Chief Executive Officer
Sold, plan not stated
12,400
$252.22K
2.5%
ATRA
Atara Biotherapeutics, Inc.
17 Mar 2017
Chief Executive Officer
Sold, plan not stated
20,000
$396.58K
3.9%
ATRA
Atara Biotherapeutics, Inc.
16 Mar 2017
Chief Executive Officer
Sold, plan not stated
10,800
$200.23K
2.0%
ATRA
Atara Biotherapeutics, Inc.
16 Feb 2017
Chief Executive Officer
Sold, plan not stated
2,400
$37.37K
0.7%
ATRA
Atara Biotherapeutics, Inc.
15 Feb 2017
Chief Executive Officer
Sold, plan not stated
2,400
$37.30K
0.7%
ATRA
Atara Biotherapeutics, Inc.
3 Feb 2017
Chief Executive Officer
Sold, plan not stated
2,400
$33.29K
0.7%
ATRA
Atara Biotherapeutics, Inc.
2 Feb 2017
Chief Executive Officer
Sold, plan not stated
2,400
$32.28K
0.7%
ATRA
Atara Biotherapeutics, Inc.
18 Jan 2017
Chief Executive Officer
Sold, plan not stated
2,400
$34.73K
0.7%
ATRA
Atara Biotherapeutics, Inc.
17 Jan 2017
Chief Executive Officer
Sold, plan not stated
3,600
$50.69K
1.0%
ATRA
Atara Biotherapeutics, Inc.
6 Jan 2017
Chief Executive Officer
Sold, plan not stated
6,000
$102.60K
1.6%
ATRA
Atara Biotherapeutics, Inc.
5 Jan 2017
Chief Executive Officer
Sold, plan not stated
2,400
$39.26K
0.6%
ATRA
Atara Biotherapeutics, Inc.
23 Dec 2016
Chief Executive Officer
Sold, plan not stated
2,400
$36.60K
0.6%
ATRA
Atara Biotherapeutics, Inc.
22 Dec 2016
Chief Executive Officer
Sold, plan not stated
2,400
$36.47K
0.6%
ATRA
Atara Biotherapeutics, Inc.
7 Dec 2016
Chief Executive Officer
Sold, plan not stated
3,600
$62.28K
0.9%
ATRA
Atara Biotherapeutics, Inc.
6 Dec 2016
Chief Executive Officer
Sold, plan not stated
3,600
$66.78K
0.9%
ATRA
Atara Biotherapeutics, Inc.
23 Nov 2016
Chief Executive Officer
Sold, plan not stated
3,600
$67.14K
0.9%
ATRA
Atara Biotherapeutics, Inc.
22 Nov 2016
Chief Executive Officer
Sold, plan not stated
8,400
$152.96K
2.1%
ATRA
Atara Biotherapeutics, Inc.
27 Oct 2016
Chief Executive Officer
Sold, plan not stated
2,400
$32.88K
0.6%
ATRA
Atara Biotherapeutics, Inc.
26 Oct 2016
Chief Executive Officer
Sold, plan not stated
2,400
$33.38K
0.6%
ATRA
Atara Biotherapeutics, Inc.
14 Oct 2016
Chief Executive Officer
Sold, plan not stated
2,400
$38.42K
0.6%
ATRA
Atara Biotherapeutics, Inc.
13 Oct 2016
Chief Executive Officer
Sold, plan not stated
2,400
$38.18K
0.6%
ATRA
Atara Biotherapeutics, Inc.
28 Sep 2016
Chief Executive Officer
Sold, plan not stated
4,500
$96.30K
1.1%
ATRA
Atara Biotherapeutics, Inc.
28 Sep 2016
Chief Executive Officer
Sold, plan not stated
300
$6.55K
0.1%
ATRA
Atara Biotherapeutics, Inc.
27 Sep 2016
Chief Executive Officer
Sold, plan not stated
7,200
$147.60K
1.7%
ATRA
Atara Biotherapeutics, Inc.
16 Sep 2016
Chief Executive Officer
Sold, plan not stated
3,600
$69.55K
0.9%
ATRA
Atara Biotherapeutics, Inc.
15 Sep 2016
Chief Executive Officer
Sold, plan not stated
3,600
$69.80K
0.8%
ATRA
Atara Biotherapeutics, Inc.
23 Aug 2016
Chief Executive Officer
Sold, plan not stated
4,800
$105.98K
1.1%
ATRA
Atara Biotherapeutics, Inc.
22 Aug 2016
Chief Executive Officer
Sold, plan not stated
4,800
$108.38K
1.1%
ATRA
Atara Biotherapeutics, Inc.
21 Jul 2016
Chief Executive Officer
Sold, plan not stated
4,800
$106.66K
1.5%
ATRA
Atara Biotherapeutics, Inc.
20 Jul 2016
Chief Executive Officer
Sold, plan not stated
4,800
$105.55K
1.5%
ATRA
Atara Biotherapeutics, Inc.
8 Jul 2016
Chief Executive Officer
Sold, plan not stated
4,800
$110.21K
1.5%
ATRA
Atara Biotherapeutics, Inc.
7 Jul 2016
Chief Executive Officer
Sold, plan not stated
4,800
$109.44K
1.4%
ATRA
Atara Biotherapeutics, Inc.
24 Jun 2016
Chief Executive Officer
Sold, plan not stated
4,800
$102.34K
1.4%
ATRA
Atara Biotherapeutics, Inc.
23 Jun 2016
Chief Executive Officer
Sold, plan not stated
4,800
$101.71K
1.4%
ATRA
Atara Biotherapeutics, Inc.
8 Jun 2016
Chief Executive Officer
Sold, plan not stated
4,800
$99.79K
1.4%
ATRA
Atara Biotherapeutics, Inc.
7 Jun 2016
Chief Executive Officer
Sold, plan not stated
7,200
$146.58K
2.0%
ATRA
Atara Biotherapeutics, Inc.
26 May 2016
Chief Executive Officer
Sold, plan not stated
3,600
$62.46K
1.0%
ATRA
Atara Biotherapeutics, Inc.
25 May 2016
Chief Executive Officer
Sold, plan not stated
3,600
$64.91K
1.0%
ATRA
Atara Biotherapeutics, Inc.
26 Apr 2016
Chief Executive Officer
Sold, plan not stated
100
$2.02K
0.0%
ATRA
Atara Biotherapeutics, Inc.
25 Apr 2016
Chief Executive Officer
Sold, plan not stated
1,200
$24.14K
0.3%
ATRA
Atara Biotherapeutics, Inc.
12 Apr 2016
Chief Executive Officer
Sold, plan not stated
1,200
$24.24K
0.3%
ATRA
Atara Biotherapeutics, Inc.
11 Apr 2016
Chief Executive Officer
Sold, plan not stated
12,010
$245.24K
3.2%
ATRA
Atara Biotherapeutics, Inc.
1 Apr 2016
Chief Executive Officer
Sold, plan not stated
890
$17.84K
0.2%
ATRA
Atara Biotherapeutics, Inc.
31 Mar 2016
Chief Executive Officer
Sold, plan not stated
300
$6.00K
0.1%
ATRA
Atara Biotherapeutics, Inc.
14 Jan 2016
Chief Executive Officer
Sold, plan not stated
1,200
$24.08K
0.3%
ATRA
Atara Biotherapeutics, Inc.
13 Jan 2016
Chief Executive Officer
Sold, plan not stated
1,200
$24.38K
0.3%
ATRA
Atara Biotherapeutics, Inc.
31 Dec 2015
Chief Executive Officer
Sold, plan not stated
1,200
$32.14K
0.3%
ATRA
Atara Biotherapeutics, Inc.
30 Dec 2015
Chief Executive Officer
Sold, plan not stated
1,200
$30.25K
0.3%
ATRA
Atara Biotherapeutics, Inc.
15 Dec 2015
Chief Executive Officer
Sold, plan not stated
1,200
$25.73K
0.3%
ATRA
Atara Biotherapeutics, Inc.
14 Dec 2015
Chief Executive Officer
Sold, plan not stated
1,200
$28.17K
0.3%
ATRA
Atara Biotherapeutics, Inc.
4 Dec 2015
Chief Executive Officer
Sold, plan not stated
2,000
$75.11K
0.5%
ATRA
Atara Biotherapeutics, Inc.
3 Dec 2015
Chief Executive Officer
Sold, plan not stated
2,000
$74.67K
0.5%
ATRA
Atara Biotherapeutics, Inc.
24 Nov 2015
Chief Executive Officer
Sold, plan not stated
2,000
$70.89K
0.5%
ATRA
Atara Biotherapeutics, Inc.
23 Nov 2015
Chief Executive Officer
Sold, plan not stated
2,800
$97.27K
0.7%
ATRA
Atara Biotherapeutics, Inc.
22 Oct 2015
Chief Executive Officer
Sold, plan not stated
1,200
$29.43K
0.3%
ATRA
Atara Biotherapeutics, Inc.
21 Oct 2015
Chief Executive Officer
Sold, plan not stated
2,000
$53.29K
0.5%
ATRA
Atara Biotherapeutics, Inc.
7 Oct 2015
Chief Executive Officer
Sold, plan not stated
2,000
$69.58K
0.5%
ATRA
Atara Biotherapeutics, Inc.
6 Oct 2015
Chief Executive Officer
Sold, plan not stated
2,000
$62.75K
0.5%
ATRA
Atara Biotherapeutics, Inc.
24 Sep 2015
Chief Executive Officer
Sold, plan not stated
2,600
$110.98K
0.6%
ATRA
Atara Biotherapeutics, Inc.
23 Sep 2015
Chief Executive Officer
Sold, plan not stated
2,600
$112.55K
0.6%
ATRA
Atara Biotherapeutics, Inc.
11 Sep 2015
Chief Executive Officer
Sold, plan not stated
2,500
$115.95K
0.6%
ATRA
Atara Biotherapeutics, Inc.
11 Sep 2015
Chief Executive Officer
Sold, plan not stated
100
$4.77K
0.0%
ATRA
Atara Biotherapeutics, Inc.
10 Sep 2015
Chief Executive Officer
Sold, plan not stated
2,600
$119.32K
0.6%
ATRA
Atara Biotherapeutics, Inc.
28 Aug 2015
Chief Executive Officer
Sold, plan not stated
2,600
$102.88K
0.7%
ATRA
Atara Biotherapeutics, Inc.
27 Aug 2015
Chief Executive Officer
Sold, plan not stated
2,600
$101.21K
0.7%
ATRA
Atara Biotherapeutics, Inc.
31 Jul 2015
Chief Executive Officer
Sold, plan not stated
2,600
$146.21K
0.7%
ATRA
Atara Biotherapeutics, Inc.
30 Jul 2015
Chief Executive Officer
Sold, plan not stated
2,600
$145.95K
0.7%
ATRA
Atara Biotherapeutics, Inc.
17 Jul 2015
Chief Executive Officer
Sold, plan not stated
2,600
$156.39K
0.7%
ATRA
Atara Biotherapeutics, Inc.
16 Jul 2015
Chief Executive Officer
Sold, plan not stated
2,600
$159.29K
0.7%
ATRA
Atara Biotherapeutics, Inc.
1 Jul 2015
Chief Executive Officer
Sold, plan not stated
2,600
$124.54K
0.7%
ATRA
Atara Biotherapeutics, Inc.
30 Jun 2015
Chief Executive Officer
Sold, plan not stated
2,600
$137.62K
0.7%
ATRA
Atara Biotherapeutics, Inc.
18 Jun 2015
Chief Executive Officer
Sold, plan not stated
2,600
$141.47K
0.7%
ATRA
Atara Biotherapeutics, Inc.
17 Jun 2015
Chief Executive Officer
Sold, plan not stated
2,600
$143.08K
0.6%
ATRA
Atara Biotherapeutics, Inc.
5 Jun 2015
Chief Executive Officer
Sold, plan not stated
2,600
$114.69K
0.6%
ATRA
Atara Biotherapeutics, Inc.
4 Jun 2015
Chief Executive Officer
Sold, plan not stated
3,800
$159.91K
0.9%
ATRA
Atara Biotherapeutics, Inc.
22 May 2015
Chief Executive Officer
Sold, plan not stated
2,000
$75.26K
0.5%
ATRA
Atara Biotherapeutics, Inc.
21 May 2015
Chief Executive Officer
Sold, plan not stated
2,000
$74.97K
0.5%
ATRA
Atara Biotherapeutics, Inc.
23 Apr 2015
Chief Executive Officer
Sold, plan not stated
2,600
$163.02K
0.7%
ATRA
Atara Biotherapeutics, Inc.
22 Apr 2015
Chief Executive Officer
Sold, plan not stated
2,600
$156.03K
0.7%
190 decisions on file.
