Atara Biotherapeutics, Inc. (ATRA) Insider Trading Activity

NASDAQ$6.9-0.1 (-1.43%)
Market Cap
$41.73M
Sector
Healthcare
Industry
Biotechnology
Rank in Sector
453 of 876
Rank in Industry
265 of 505

ATRA Insider Trading Activity

ATRA Median Price and Trade Amounts History Chart

Statistics of Insider Transactions

Amount of Insider Buys and Sells

Buys
$0
0
0
Sells
$174,816
13
100

Related Transactions

Murugan AmarEVP, Chief Legal Officer
0
$0
1
$7,677
$-7,677
Grant-Huerta YaninaChief Accounting Officer
0
$0
1
$15,000
$-15,000
Touchon PascalPresident and CEO
0
$0
1
$20,139
$-20,139
Henrich JillEVP, Global Head RA & Quality
0
$0
3
$24,992
$-24,992
Hyllengren Eric JEVP, CFO
0
$0
3
$30,841
$-30,841
Nguyen AnhCoEVP, Chief Sci. & Tech Officer
0
$0
4
$76,168
$-76,168

About Atara Biotherapeutics, Inc.

Atara Biotherapeutics, Inc., an off-the-shelf T-cell immunotherapy company, develops treatments for patients with cancer, autoimmune, and viral diseases in the United States. It is developing tabelecleucel, a T-cell immunotherapy that is Phase 3 clinical trials for the treatment of epstein-barr virus (EBV) driven post-transplant lymphoproliferative disease, as well as hematologic and solid tumors, including nasopharyngeal carcinoma. The company is also developing next-generation CAR T immunotherapies for patients with hematologic malignancies and solid tumors, including ATA2271 and ATA3271 for mesothelin; and ATA2431 and ATA3219 for B-cell malignancies, as well as ATA188 for the treatment of multiple sclerosis. In addition, it develops ATA368 program for patients with human papillomavirus associated cancers. Atara Biotherapeutics, Inc. has a license agreement with Memorial Sloan Kettering Cancer Center; license, and research and development collaboration agreement with QIMR Berghofer Medical Research Institute; and strategic collaboration with H. Lee Moffitt Cancer Center, as well as Bayer AG for mesothelin-targeted CAR T-cell therapies for solid tumors. The company was incorporated in 2012 and is headquartered in South San Francisco, California.

Insider Activity of Atara Biotherapeutics, Inc.

Over the last 12 months, insiders at Atara Biotherapeutics, Inc. have bought $0 and sold $174,816 worth of Atara Biotherapeutics, Inc. stock.

On average, over the past 5 years, insiders at Atara Biotherapeutics, Inc. have bought $347,627 and sold $1.02M worth of stock each year.

There was no buying activity among insiders over the last 12 months.

The last purchase of 90,980 shares for transaction amount of $28,186 was made by Gallagher Carol Giltner (director) on 2023‑11‑14.

List of Insider Buy and Sell Transactions, Atara Biotherapeutics, Inc.

2025-05-16SaleNguyen AnhCoPresident and CEO
3,276
0.0543%
$6.76
$22,156
2025-05-16SaleGrant-Huerta YaninaChief Accounting Officer
2,218
0.0368%
$6.76
$15,000
2025-03-03SaleNguyen AnhCoPresident and CEO
3,331
0.0578%
$7.00
$23,307
-1.71%
2025-03-03SaleHyllengren Eric JEVP, CFO and COO
1,211
0.021%
$7.00
$8,473
-1.71%
2025-03-03SaleHenrich JillEVP, Chief Regulatory Officer
1,059
0.0184%
$7.00
$7,410
-1.71%
2024-11-18SaleNguyen AnhCoPresident and CEO
1,664
0.0286%
$11.20
$18,633
-33.68%
2024-11-18SaleHyllengren Eric JEVP, CFO and COO
1,364
0.0234%
$11.20
$15,274
-33.68%
2024-11-18SaleHenrich JillEVP, Chief Regulatory Officer
1,000
0.0172%
$11.20
$11,198
-33.68%
2024-08-16SaleTouchon PascalPresident and CEO
3,038
0.053%
$6.63
$20,139
+14.55%
2024-08-16SaleNguyen AnhCoEVP, Chief Sci. & Tech Officer
1,821
0.0318%
$6.63
$12,072
+14.55%
2024-08-16SaleMurugan AmarEVP, Chief Legal Officer
1,158
0.0202%
$6.63
$7,677
+14.55%
2024-08-16SaleHyllengren Eric JEVP, CFO
1,070
0.0187%
$6.63
$7,093
+14.55%
2024-08-16SaleHenrich JillEVP, Global Head RA & Quality
963
0.0168%
$6.63
$6,384
+14.55%
2024-05-16SaleTouchon PascalPresident and CEO
81,506
0.0671%
$0.62
$50,289
-44.53%
2024-05-16SaleNguyen AnhCoEVP, Chief Sci. & Tech Officer
42,899
0.0353%
$0.62
$26,469
-44.53%
2024-05-16SaleMurugan AmarEVP, Chief Legal Officer
32,401
0.0267%
$0.62
$19,991
-44.53%
2024-05-16SaleHyllengren Eric JEVP, CFO
28,648
0.0236%
$0.62
$17,676
-44.53%
2024-05-16SaleHenrich JillEVP, Global Head RA & Quality
25,750
0.0212%
$0.62
$15,888
-44.53%
2024-03-04SaleTouchon PascalPresident and CEO
24,844
0.0185%
$0.72
$17,888
-44.73%
2024-03-04SaleNguyen AnhCoEVP, Chief Sci. & Tech Officer
10,746
0.008%
$0.72
$7,737
-44.73%
Total: 456
*Gray background shows transactions not older than one year

Insider Historical Profitability

73.42%
Nguyen AnhCoPresident and CEO
70847
1.1884%
$495,929.0009
Touchon PascalPresident and CEO
70127
1.1764%
$490,889.00022
Hyllengren Eric JEVP, CFO and COO
56231
0.9433%
$393,617.0008
Grant-Huerta YaninaChief Accounting Officer
37067
0.6218%
$259,469.0001
Murugan AmarEVP, Chief Legal Officer
26827
0.45%
$187,789.00014
Henrich JillEVP, Chief Regulatory Officer
18679
0.3133%
$130,753.0007
Domain Partners VIII, L.P.10 percent owner
2141542
35.9235%
$14.99M10
+169.68%
MARCUS JOEL Sdirector
888355
14.9018%
$6.22M33
+73.99%
DOBMEIER ERICdirector
563325
9.4496%
$3.94M40
+27.89%
Gallagher Carol Giltnerdirector
459418
7.7066%
$3.22M418
+108.51%
Dupont JakobEVP, Head of R&D
290794
4.878%
$2.04M012
Ciechanover Isaac E.Chief Executive Officer
290687
4.8762%
$2.03M0187
Banard Charlene A.EVP, Chief Technical Officer
276010
4.63%
$1.93M01
Haqq ChristopherEVP, R&D & Chief Scientific Of
271943
4.5617%
$1.9M035
Soffer GadEVP & Chief Strategy Officer
256236
4.2983%
$1.79M018
HEIDEN WILLIAM Kdirector
209000
3.5059%
$1.46M10
+141.65%
Koppikar UtpalChief Financial Officer
181978
3.0526%
$1.27M121
<0.0001%
Joshi ManherEVP, Chief Medical Officer
171284
2.8732%
$1.2M02
Yarema KristinChief Commercial Officer
125882
2.1116%
$881,174.0021
+0.58%
Newell JoeChief Operations Officer
113097
1.8972%
$791,679.00035
Clark Mitchall G.EVP & Chief R & QA Officer
107972
1.8112%
$755,804.00013
MCGRATH JOHNEVP & Chief Financial Officer
88762
1.4889%
$621,334.00025
Turner Heather DFormer EVP, GC & Sec.
69494
1.1657%
$486,458.0002
Fust Matthew Kdirector
31500
0.5284%
$220,500.0002
Porter DerrellSVP, Head of Global Commercial
21688
0.3638%
$151,816.0003
DP VIII Associates, L.P.10 percent owner
15890
0.2665%
$111,230.0010
+169.68%
*Gray background shows insiders who have made transactions during last year

Historical Insider Profitability vs. Competitors

$12,784,645
193
20.49%
$44.96M
$155,580,641
77
-24.21%
$43.1M
$14,315,062
61
-6.21%
$38.17M
$2,239,226
28
3.41%
$46.38M
$20,234,041
17
2.09%
$44.54M
$47,863,113
17
-22.07%
$41.16M
Atara Biotherapeutics, Inc.
(ATRA)
$7,733,516
17
73.42%
$41.73M
$1,044,754
13
-23.07%
$48.06M
$31,978,951
10
-70.03%
$46.51M
$232,423
8
14.22%
$44.62M
$22,090,972
7
-3.49%
$38.03M
$17,872,846
6
-27.97%
$45.49M
$106,599,960
6
-7.63%
$48.36M
$149,996
5
16.26%
$38.09M
$657,791
4
-52.05%
$41.7M
$105,079
4
-41.57%
$41.5M
$67,369,250
3
-22.09%
$39.19M
$26,374
2
-53.61%
$38.98M
$150,000
1
5.48%
$37.53M

ATRA Institutional Investors: Active Positions

Increased Positions13+20%172,370+6.78%
Decreased Positions27-41.54%618,379-24.33%
New Positions5New61,021New
Sold Out Positions14Sold Out487,817Sold Out
Total Postitions51-21.54%2M-17.55%

ATRA Ownership Change vs Market

Institutional Investor Ownership

Top Shareholders
Top Buyers
Top Sellers
New Shareholders
Sold-Out Shareholders
Active Shareholders
Ecor1 Capital, Llc$4,161.008.87%532,134+63,196+13.48%2024-12-31
Redmile Group, Llc$3,454.007.36%441,701-10,569-2.34%2024-12-31
Citadel Advisors Llc$2,091.004.46%267,353+6,873+2.64%2024-12-31
Bank Of America Corp /De/$1,604.003.42%205,170+1,543+0.76%2024-12-31
Vanguard Group Inc$1,398.002.98%178,782-1,933-1.07%2024-12-31
Vestal Point Capital, Lp$978.002.08%125,000+323+0.26%2024-12-31
Acadian Asset Management Llc$973.002.08%124,473-4,671-3.62%2024-12-31
Tang Capital Management Llc$588.001.25%75,19600%2024-12-31
Renaissance Technologies Llc$525.001.12%67,140-594-0.88%2024-12-31
Blackrock, Inc.$475.001.01%60,798-48-0.08%2025-03-31

Financial Ratios

Summary
Comparison with Competitors

Price to Earnings

Price/Earnings to Growth

Price to Sales

Price to Book

Price/Free Cash Flow

Analyst Recommendations

Analyst Price Targets

Prismo does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.
Information is provided 'as-is' and solely for informational purposes and is not advice. Prismo does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.