NASDAQ:ATRA - Atara Biotherapeutics Insider Trading Activity

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$40.45 +1.02 (+2.59 %)
(As of 02/17/2019 04:00 PM ET)
Previous Close$40.45
Today's Range$39.23 - $40.69
52-Week Range$27.85 - $54.45
Volume333,468 shs
Average Volume503,531 shs
Market Capitalization$1.85 billion
P/E Ratio-10.11
Dividend YieldN/A
Beta2.31

Insider Trades

Atara Biotherapeutics (NASDAQ:ATRA) Insider Buying and Selling Activity

Insider Ownership Percentage: 10.60%
Insider Trading History for Atara Biotherapeutics (NASDAQ:ATRA)

Atara Biotherapeutics (NASDAQ ATRA) Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
2/12/2019Isaac E CiechanoverCEOSell7,800$38.77$302,406.00334,618View SEC Filing  
2/11/2019Christopher HaqqEVPSell13,975$38.55$538,736.25272,718View SEC Filing  
2/6/2019Christopher HaqqEVPSell12,375$38.62$477,922.50282,903View SEC Filing  
2/1/2019Joe NewellInsiderSell1,000$37.80$37,800.0033,358View SEC Filing  
1/24/2019Isaac E CiechanoverCEOSell7,800$35.06$273,468.00433,111View SEC Filing  
1/10/2019Isaac E CiechanoverCEOSell7,800$34.55$269,490.00733,285View SEC Filing  
1/2/2019Joe NewellInsiderSell1,500$35.00$52,500.0033,358View SEC Filing  
12/28/2018Isaac E CiechanoverCEOSell7,800$33.88$264,264.00733,285View SEC Filing  
12/27/2018Isaac E CiechanoverCEOSell3,900$33.05$128,895.00733,285View SEC Filing  
12/13/2018Isaac E CiechanoverCEOSell7,800$42.66$332,748.00733,285View SEC Filing  
12/3/2018Joe NewellInsiderSell1,500$41.14$61,710.0033,358View SEC Filing  
11/29/2018Isaac E CiechanoverCEOSell7,800$40.39$315,042.00733,285View SEC Filing  
11/15/2018Christopher HaqqEVPSell775$33.81$26,202.75285,580View SEC Filing  
11/14/2018Isaac E CiechanoverCEOSell3,900$33.99$132,561.00733,285View SEC Filing  
11/7/2018Carol Giltner GallagherDirectorSell21,374$36.38$777,586.1288,818View SEC Filing  
11/1/2018Joe NewellInsiderSell1,500$35.00$52,500.0033,358View SEC Filing  
10/22/2018Isaac E CiechanoverCEOSell3,900$33.78$131,742.00733,285View SEC Filing  
10/5/2018Isaac E CiechanoverCEOSell7,800$40.22$313,716.00733,285View SEC Filing  
10/1/2018Joe NewellInsiderSell1,500$41.28$61,920.00View SEC Filing  
9/25/2018Christopher HaqqEVPSell31,500$40.17$1,265,355.00317,286View SEC Filing  
9/19/2018Isaac E CiechanoverCEOSell7,800$39.81$310,518.00812,613View SEC Filing  
9/7/2018Isaac E CiechanoverCEOSell7,800$39.35$306,930.00812,613View SEC Filing  
9/4/2018Joe NewellInsiderSell1,500$39.45$59,175.0033,358View SEC Filing  
8/21/2018Isaac E CiechanoverCEOSell7,800$36.37$283,686.00812,613View SEC Filing  
8/15/2018Christopher HaqqEVPSell775$37.54$29,093.50331,355View SEC Filing  
8/7/2018Isaac E CiechanoverCEOSell7,800$37.43$291,954.00812,613View SEC Filing  
8/1/2018Joe NewellInsiderSell1,500$37.74$56,610.0033,358View SEC Filing  
7/30/2018Joe NewellInsiderSell10,000$35.78$357,800.0041,858View SEC Filing  
7/27/2018Isaac E CiechanoverCEOSell7,800$38.00$296,400.00812,613View SEC Filing  
7/27/2018Utpal KoppikarCFOBuy2,000$36.80$73,600.00View SEC Filing  
7/10/2018Isaac E CiechanoverCEOSell58,400$40.00$2,336,000.00812,613View SEC Filing  
6/26/2018Isaac E CiechanoverCEOSell4,400$40.31$177,364.00812,613View SEC Filing  
6/18/2018Carol Giltner GallagherDirectorSell2,500$44.78$111,950.00110,592View SEC Filing  
6/6/2018Isaac E CiechanoverCEOSell8,800$48.56$427,328.00812,613View SEC Filing  
5/22/2018Isaac E CiechanoverCEOSell8,800$51.74$455,312.00812,613View SEC Filing  
5/18/2018Mitchall G ClarkEVPSell25,860$50.03$1,293,775.80107,972View SEC Filing  
5/16/2018Carol Giltner GallagherDirectorSell273$46.06$12,574.38111,465View SEC Filing  
5/16/2018Mitchall G ClarkEVPSell4,647$46.06$214,040.82357,905View SEC Filing  
5/15/2018Derrell PorterSVPSell16,334$45.02$735,356.6828,834View SEC Filing  
5/14/2018Matthew K FustDirectorSell12,286$43.57$535,301.0219,820View SEC Filing  
5/10/2018Isaac E CiechanoverCEOSell8,800$39.85$350,680.00812,613View SEC Filing  
5/8/2018Derrell PorterSVPSell1,544$40.15$61,991.6012,500View SEC Filing  
4/27/2018Isaac E CiechanoverCEOSell8,800$42.46$373,648.00View SEC Filing  
4/11/2018Isaac E CiechanoverCEOSell4,400$40.82$179,608.00812,613View SEC Filing  
3/29/2018Mitchall G ClarkEVPSell22,400$40.07$897,568.00View SEC Filing  
3/26/2018Christopher HaqqEVPSell18,327$39.79$729,231.33334,005View SEC Filing  
3/26/2018Isaac E CiechanoverCEOSell4,400$40.10$176,440.00206,478View SEC Filing  
3/20/2018John McgrathCFOSell6,000$40.41$242,460.0091,762View SEC Filing  
3/16/2018Isaac E CiechanoverCEOSell8,800$42.13$370,744.00812,613View SEC Filing  
3/12/2018Isaac E CiechanoverCEOSell1,000$46.31$46,310.00812,613View SEC Filing  
2/22/2018Isaac E CiechanoverCEOSell17,800$44.65$794,770.00812,613View SEC Filing  
2/20/2018Isaac E CiechanoverCEOSell8,700$45.28$393,936.00812,613View SEC Filing  
2/16/2018Carol Giltner GallagherDirectorSell1,183$46.50$55,009.50111,286View SEC Filing  
2/16/2018Isaac E CiechanoverCEOSell20,000$46.92$938,400.00812,613View SEC Filing  
2/16/2018John McgrathCFOSell13,000$47.07$611,910.0099,056View SEC Filing  
2/14/2018Isaac E CiechanoverCEOSell20,000$46.80$936,000.00808,675View SEC Filing  
2/9/2018Heather D TurnerEVPSell12,214$38.01$464,254.1477,112View SEC Filing  
2/9/2018Isaac E CiechanoverCEOSell8,800$37.44$329,472.00808,675View SEC Filing  
1/26/2018Isaac E CiechanoverCEOSell19,300$35.26$680,518.00743,675View SEC Filing  
1/24/2018Isaac E CiechanoverCEOSell48,500$34.58$1,677,130.00348,978View SEC Filing  
1/22/2018Isaac E CiechanoverCEOSell10,000$33.07$330,700.00348,978View SEC Filing  
1/16/2018Isaac E CiechanoverCEOSell600$30.38$18,228.00743,675View SEC Filing  
1/12/2018Isaac E CiechanoverCEOSell28,700$21.39$613,893.00743,675View SEC Filing  
1/12/2018John McgrathCFOSell37,000$24.35$900,950.0093,154View SEC Filing  
1/10/2018Isaac E CiechanoverCEOSell8,600$19.99$171,914.00743,675View SEC Filing  
12/29/2017Isaac E CiechanoverCEOSell22,200$18.29$406,038.00View SEC Filing  
12/29/2017John McgrathCFOSell32,000$20.00$640,000.00View SEC Filing  
12/29/2017John McgrathCFOSell32,000$20.00$640,000.0096,654View SEC Filing  
12/28/2017Isaac E CiechanoverCEOSell2,200$15.15$33,330.00743,675View SEC Filing  
12/13/2017Isaac E CiechanoverCEOSell4,400$14.65$64,460.00743,675View SEC Filing  
11/30/2017Isaac E CiechanoverCEOSell4,400$14.25$62,700.00View SEC Filing  
11/17/2017Gad SofferEVPSell7,000$15.00$105,000.00166,342View SEC Filing  
11/16/2017Carol Giltner GallagherDirectorSell1,184$14.20$16,812.80110,105View SEC Filing  
11/15/2017Christopher HaqqEVPSell1,604$13.36$21,429.44344,134View SEC Filing  
11/14/2017Isaac E CiechanoverCEOSell4,400$13.47$59,268.00737,767View SEC Filing  
10/27/2017Isaac E CiechanoverCEOSell4,400$13.59$59,796.00737,767View SEC Filing  
10/16/2017Christopher HaqqEVPSell6,000$14.35$86,100.00View SEC Filing  
10/12/2017Isaac E CiechanoverCEOSell4,400$15.02$66,088.00View SEC Filing  
10/11/2017Isaac E CiechanoverCEOSell2,200$15.25$33,550.00737,767View SEC Filing  
9/20/2017Isaac E CiechanoverCEOSell4,400$15.54$68,376.00737,767View SEC Filing  
9/15/2017Christopher HaqqEVPSell6,000$15.30$91,800.00349,305View SEC Filing  
9/7/2017Isaac E CiechanoverCEOSell4,400$15.02$66,088.00737,767View SEC Filing  
8/23/2017Isaac E CiechanoverCEOSell4,400$13.54$59,576.00737,767View SEC Filing  
8/16/2017Carol Giltner GallagherDirectorSell1,184$14.30$16,931.20108,922View SEC Filing  
8/16/2017John McgrathCFOSell4,200$14.31$60,102.00125,157View SEC Filing  
8/16/2017Mitchall G. ClarkEVPSell3,021$14.33$43,290.93View SEC Filing  
8/15/2017Christopher HaqqEVPSell7,604$14.75$112,159.00362,909View SEC Filing  
8/11/2017Isaac E CiechanoverCEOSell4,400$14.67$64,548.00731,859View SEC Filing  
7/25/2017Isaac E CiechanoverCEOSell5,500$16.49$90,695.00731,859View SEC Filing  
7/24/2017Isaac E CiechanoverCEOSell2,800$16.94$47,432.00731,859View SEC Filing  
7/17/2017Christopher HaqqEVPSell6,000$14.92$89,520.00362,080View SEC Filing  
6/15/2017Christopher HaqqEVPSell6,000$12.65$75,900.00368,080View SEC Filing  
6/9/2017Carol Giltner GallagherDirectorSell1,000$13.15$13,150.00108,374View SEC Filing  
5/31/2017Isaac E CiechanoverCEOSell6,900$13.35$92,115.00731,859View SEC Filing  
5/30/2017Isaac E CiechanoverCEOSell3,450$13.44$46,368.00731,859View SEC Filing  
5/18/2017Isaac E CiechanoverCEOSell4,800$14.91$71,568.00731,859View SEC Filing  
5/16/2017Carol Giltner GallagherDirectorSell1,184$15.25$18,056.00103,741View SEC Filing  
5/16/2017Gad SofferEVPSell12,674$15.16$192,137.84259,527View SEC Filing  
5/16/2017John McgrathCFOSell4,000$15.11$60,440.00113,762View SEC Filing  
4/26/2017Isaac E CiechanoverCEOSell7,200$17.56$126,432.00725,951View SEC Filing  
4/25/2017Isaac E CiechanoverCEOSell3,600$17.33$62,388.00725,951View SEC Filing  
4/17/2017Christopher HaqqEVPSell6,000$17.28$103,680.00380,855View SEC Filing  
4/11/2017Isaac E CiechanoverCEOSell7,200$17.03$122,616.00725,951View SEC Filing  
3/28/2017Isaac E CiechanoverCEOSell16,000$20.06$320,960.00725,951View SEC Filing  
3/23/2017John McgrathCFOSell14,000$20.65$289,100.00119,327View SEC Filing  
3/17/2017Isaac E CiechanoverCEOSell30,800$19.38$596,904.00725,951View SEC Filing  
3/10/2017Gad SofferEVPSell2,500$20.00$50,000.00266,527View SEC Filing  
3/10/2017John McgrathCFOSell24,000$20.00$480,000.00126,827View SEC Filing  
2/21/2017John McgrathCFOSell9,000$15.14$136,260.00150,827View SEC Filing  
2/16/2017Carol Giltner GallagherDirectorSell1,183$16.10$19,046.30102,558View SEC Filing  
2/16/2017Isaac E CiechanoverCEOSell4,800$15.56$74,688.00725,951View SEC Filing  
2/16/2017Mitchall G. ClarkEVPSell3,059$15.96$48,821.64View SEC Filing  
2/15/2017Christopher HaqqEVPSell7,604$15.49$117,785.96400,459View SEC Filing  
2/10/2017Gad SofferEVPSell6,274$15.47$97,058.78269,938View SEC Filing  
2/9/2017Christopher HaqqEVPSell13,975$15.46$216,053.50399,630View SEC Filing  
2/3/2017Isaac E CiechanoverCEOSell4,800$13.66$65,568.00555,044View SEC Filing  
1/18/2017Isaac E CiechanoverCEOSell6,000$14.24$85,440.00555,044View SEC Filing  
1/17/2017Christopher HaqqEVPSell6,000$14.27$85,620.00364,105View SEC Filing  
1/6/2017Isaac E CiechanoverCEOSell8,400$16.89$141,876.00555,044View SEC Filing  
12/23/2016Isaac E CiechanoverCEOSell4,800$15.22$73,056.00555,044View SEC Filing  
12/15/2016Christopher HaqqInsiderSell6,000$15.40$92,400.00370,105View SEC Filing  
12/7/2016Isaac E CiechanoverCEOSell7,200$17.93$129,096.00555,044View SEC Filing  
11/23/2016Isaac E CiechanoverCEOSell12,000$18.34$220,080.00555,044View SEC Filing  
11/22/2016Isaac E CiechanoverCEOSell8,400$18.21$152,964.00555,044View SEC Filing  
11/16/2016Carol Giltner GallagherDirectorSell1,184$19.35$22,910.4099,377View SEC Filing  
11/16/2016Gad SofferCOOSell16,718$20.00$334,360.00225,667View SEC Filing  
11/16/2016Mitchall G ClarkInsiderSell2,995$19.53$58,492.3598,182View SEC Filing  
11/14/2016Gad SofferCOOSell9,582$20.55$196,910.10225,667View SEC Filing  
11/11/2016John McgrathCFOSell5,000$19.84$99,200.0091,823View SEC Filing  
10/27/2016Isaac E CiechanoverCEOSell4,800$13.81$66,288.00549,136View SEC Filing  
10/14/2016Isaac E CiechanoverCEOSell4,800$15.96$76,608.00549,136View SEC Filing  
10/12/2016John McgrathCFOSell5,000$17.47$87,350.0096,823View SEC Filing  
9/28/2016Isaac E CiechanoverCEOSell12,000$20.87$250,440.00406,578View SEC Filing  
9/16/2016Isaac E CiechanoverCEOSell7,200$19.36$139,392.00229,136View SEC Filing  
8/23/2016Isaac E CiechanoverCEOSell9,600$22.33$214,368.00229,136View SEC Filing  
8/16/2016Gad SofferCOOSell5,356$22.41$120,027.96146,460View SEC Filing  
8/15/2016Christopher HaqqInsiderSell1,346$22.32$30,042.72295,294View SEC Filing  
7/21/2016Isaac E CiechanoverCEOSell9,600$22.11$212,256.00223,228View SEC Filing  
7/8/2016Isaac E CiechanoverCEOSell9,600$22.88$219,648.00223,228View SEC Filing  
6/24/2016Isaac E CiechanoverCEOSell9,600$21.26$204,096.00223,228View SEC Filing  
6/8/2016Isaac E CiechanoverCEOSell12,000$20.53$246,360.00223,228View SEC Filing  
6/7/2016Isaac E CiechanoverCEOSell7,200$20.36$146,592.00223,228View SEC Filing  
5/26/2016Isaac E CiechanoverCEOSell7,200$17.69$127,368.00223,228View SEC Filing  
5/18/2016Carol Giltner GallagherDirectorSell1,184$15.96$18,896.6495,829View SEC Filing  
5/17/2016Gad SofferCOOSell5,427$15.91$86,343.57138,125View SEC Filing  
5/16/2016John McgrathCFOSell5,395$15.77$85,079.1586,519View SEC Filing  
5/16/2016Mitchall G ClarkInsiderSell4,153$15.15$62,917.9587,912View SEC Filing  
4/26/2016Isaac E CiechanoverCEOSell1,300$20.12$26,156.00217,321View SEC Filing  
4/12/2016Isaac E CiechanoverCEOSell13,210$20.40$269,484.00217,321View SEC Filing  
4/1/2016Isaac E CiechanoverCEOSell1,190$20.03$23,835.70217,321View SEC Filing  
3/17/2016Eric DobmeierDirectorBuy3,000$13.86$41,580.005,500View SEC Filing  
2/17/2016Carol Giltner GallagherDirectorSell1,183$16.30$19,282.9094,280View SEC Filing  
2/17/2016Gad SofferCOOSell5,711$16.77$95,773.47128,510View SEC Filing  
1/14/2016Isaac E CiechanoverCEOSell2,400$20.20$48,480.0047,440View SEC Filing  
12/31/2015Isaac E CiechanoverCEOSell2,400$26.00$62,400.0047,440View SEC Filing  
12/16/2015Eric DobmeierDirectorBuy2,500$22.00$55,000.002,500View SEC Filing  
12/15/2015Isaac E CiechanoverCEOSell2,400$22.46$53,904.0047,440View SEC Filing  
12/4/2015Isaac E CiechanoverCEOSell4,000$37.45$149,800.0047,440View SEC Filing  
11/30/2015John McgrathCFOSell6,000$40.00$240,000.0036,356View SEC Filing  
11/24/2015Isaac E CiechanoverCEOSell4,800$35.03$168,144.0047,440View SEC Filing  
11/17/2015Carol Giltner GallagherDirectorSell1,184$31.10$36,822.4093,098View SEC Filing  
11/17/2015Gad SofferCOOSell7,586$31.22$236,834.9272,013View SEC Filing  
10/22/2015Isaac E CiechanoverCEOSell3,200$25.85$82,720.0041,532View SEC Filing  
10/7/2015Isaac E CiechanoverCEOSell4,000$33.08$132,320.0041,532View SEC Filing  
9/24/2015Isaac E CiechanoverCEOSell5,200$42.99$223,548.0041,532View SEC Filing  
9/11/2015Isaac E. CiechanoverCEOSell5,200$46.16$240,032.0041,532View SEC Filing  
8/31/2015Christopher HaqqinsiderSell5,000$41.99$209,950.00240,890View SEC Filing  
8/28/2015Isaac E CiechanoverCEOSell5,200$39.25$204,100.0041,532View SEC Filing  
8/24/2015Carol Giltner GallagherDirectorSell17,622$42.34$746,115.4891,916View SEC Filing  
8/19/2015Carol Giltner GallagherDirectorSell5,875$48.18$283,057.50View SEC Filing  
8/18/2015Carol Giltner GallagherDirectorSell5,764$49.38$284,626.32View SEC Filing  
8/18/2015Gad SofferCOOSell7,711$49.49$381,617.39View SEC Filing  
8/18/2015John McgrathCFOSell6,000$49.38$296,280.00View SEC Filing  
8/17/2015Gad SofferCOOSell8,778$50.00$438,900.00View SEC Filing  
8/17/2015Mitchall G ClarkInsiderSell7,829$46.19$361,621.51View SEC Filing  
7/17/2015Isaac E CiechanoverCEOSell5,200$60.71$315,692.00View SEC Filing  
7/15/2015Christopher HaqqInsiderSell2,500$62.94$157,350.00View SEC Filing  
7/1/2015Christopher HaqqInsiderSell2,500$51.68$129,200.00View SEC Filing  
7/1/2015Isaac E CiechanoverCEOSell5,200$50.42$262,184.00View SEC Filing  
6/18/2015Isaac E CiechanoverCEOSell5,200$54.72$284,544.00View SEC Filing  
6/15/2015Christopher HaqqInsiderSell7,500$46.42$348,150.00View SEC Filing  
6/15/2015John McgrathCFOSell10,000$50.00$500,000.00View SEC Filing  
6/5/2015Isaac E CiechanoverCEOSell6,400$42.91$274,624.00View SEC Filing  
6/1/2015Christopher HaqqInsiderSell2,500$41.47$103,675.00View SEC Filing  
5/29/2015John McgrathCFOSell10,000$40.00$400,000.00View SEC Filing  
5/22/2015Isaac E CiechanoverCEOSell4,000$37.56$150,240.00View SEC Filing  
4/23/2015Isaac E CiechanoverCEOSell5,200$61.36$319,072.00View SEC Filing  
3/10/2015Joel S MarcusDirectorBuy4,000$29.57$118,280.00View SEC Filing  
2/18/2015Carol Giltner GallagherDirectorBuy11,000$18.00$198,000.00View SEC Filing  
10/21/2014Domain Partners Viii, L.P.Major ShareholderBuy248,159$11.00$2,729,749.00View SEC Filing  
(Data available from 1/1/2013 forward)
This page was last updated on 2/17/2019 by MarketBeat.com Staff

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