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


Overview of all insider trading transactions in Atara Biotherapeutics, Inc.. Get notifications about new insider transactions in Atara Biotherapeutics, Inc. for free.

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DateTickerCompanyOwnerRelationship Transaction Code Cost ($) Shares Transaction Value ($) Total Shares % Holdings
Jun 15 2021ATRAAtara Biotherapeut ...Yarema KristinChief Commercial Of ...BuyP14.5828,833420,385125,88297 K to 125.9 K (+29.71 %)
Jun 15 2021ATRAAtara Biotherapeut ...Yarema KristinChief Commercial Of ...BuyP14.483,50050,68097,04993.5 K to 97 K (+3.74 %)
Jun 15 2021ATRAAtara Biotherapeut ...Yarema KristinChief Commercial Of ...BuyP14.502,02129,30593,54991.5 K to 93.5 K (+2.21 %)
Jun 09 2021ATRAAtara Biotherapeut ...Baynes Roy D.Option ExerciseA13.8017,500241,50017,500
Jun 09 2021ATRAAtara Biotherapeut ...Baynes Roy D.Option ExerciseA13.8017,500241,50017,500
Jun 09 2021ATRAAtara Biotherapeut ...Baynes Roy D.GrantA0.0011,000023,00012 K to 23 K (+91.67 %)
Jun 09 2021ATRAAtara Biotherapeut ...Baynes Roy D.GrantA0.0011,000023,00012 K to 23 K (+91.67 %)
Jun 09 2021ATRAAtara Biotherapeut ...SEIDENBERG BETH COption ExerciseA13.8017,500241,50017,500
Jun 09 2021ATRAAtara Biotherapeut ...SEIDENBERG BETH CGrantA0.0011,000038,18927.2 K to 38.2 K (+40.46 %)
Jun 09 2021ATRAAtara Biotherapeut ...Renaud Ronald C JROption ExerciseA13.8017,500241,50017,500
Jun 09 2021ATRAAtara Biotherapeut ...Renaud Ronald C JRGrantA0.0011,000011,0000 to 11 K
May 20 2021ATRAAtara Biotherapeut ...Murugan AmarSVP, GC & SecretarySellS14.555,68182,65991,74497.4 K to 91.7 K (-5.83 %)
May 20 2021ATRAAtara Biotherapeut ...Koppikar UtpalChief Financial Off ...SellS14.553,61652,613168,966172.6 K to 169 K (-2.10 %)
May 17 2021ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...SellS15.003,50052,500131,424134.9 K to 131.4 K (-2.59 %)
Apr 07 2021ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...SellS14.746559,655134,924135.6 K to 134.9 K (-0.48 %)
Mar 30 2021ATRAAtara Biotherapeut ...Koppikar UtpalChief Financial Off ...SellS14.581,76125,675172,582174.3 K to 172.6 K (-1.01 %)
Mar 30 2021ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...SellS14.582,64038,491135,579138.2 K to 135.6 K (-1.91 %)
Mar 15 2021ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...Option ExerciseM12.157098,61412,750
Mar 15 2021ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...Option ExerciseM12.152,79133,91143,250
Mar 15 2021ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...SellS17.417,000121,870138,219145.2 K to 138.2 K (-4.82 %)
Mar 15 2021ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...BuyM12.153,50042,525145,219141.7 K to 145.2 K (+2.47 %)
Mar 04 2021ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...SellS16.741,66527,872141,719143.4 K to 141.7 K (-1.16 %)
Mar 04 2021ATRAAtara Biotherapeut ...Koppikar UtpalChief Financial Off ...SellS16.741,46124,457174,343175.8 K to 174.3 K (-0.83 %)
Mar 04 2021ATRAAtara Biotherapeut ...Touchon PascalPresident and CEOSellS16.744,88781,808367,621372.5 K to 367.6 K (-1.31 %)
Mar 03 2021ATRAAtara Biotherapeut ...Dupont JakobEVP, Head of R&DOption ExerciseA17.1181,3271,391,09881,327
Mar 03 2021ATRAAtara Biotherapeut ...Dupont JakobEVP, Head of R&DGrantA0.0053,8790100,12946.3 K to 100.1 K (+116.50 %)
Mar 03 2021ATRAAtara Biotherapeut ...Murugan AmarSVP, GC & SecretaryOption ExerciseA17.1163,0281,078,09463,028
Mar 03 2021ATRAAtara Biotherapeut ...Murugan AmarSVP, GC & SecretaryGrantA0.0041,756097,42555.7 K to 97.4 K (+75.01 %)
Mar 03 2021ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...Option ExerciseA17.1156,929973,77156,929
Mar 03 2021ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...GrantA0.0037,7150143,384105.7 K to 143.4 K (+35.69 %)
Mar 03 2021ATRAAtara Biotherapeut ...Koppikar UtpalChief Financial Off ...Option ExerciseA17.1168,3141,168,51168,314
Mar 03 2021ATRAAtara Biotherapeut ...Koppikar UtpalChief Financial Off ...GrantA0.0045,2580175,804130.5 K to 175.8 K (+34.67 %)
Mar 03 2021ATRAAtara Biotherapeut ...Touchon PascalPresident and CEOOption ExerciseA17.11176,8863,025,635176,886
Mar 03 2021ATRAAtara Biotherapeut ...Touchon PascalPresident and CEOGrantA0.00117,1870372,508255.3 K to 372.5 K (+45.90 %)
Feb 09 2021ATRAAtara Biotherapeut ...Koppikar UtpalChief Financial Off ...SellS20.391,75935,866130,546132.3 K to 130.5 K (-1.33 %)
Feb 09 2021ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...SellS20.393,88679,236105,669109.6 K to 105.7 K (-3.55 %)
Jan 19 2021ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...Option ExerciseM12.153544,30113,459
Jan 19 2021ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...Option ExerciseM12.153,14638,22446,041
Jan 19 2021ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...SellS18.847,000131,880109,555116.6 K to 109.6 K (-6.01 %)
Jan 19 2021ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...BuyM12.153,50042,525116,555113.1 K to 116.6 K (+3.10 %)
Dec 18 2020ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...Option ExerciseM12.153544,30113,813
Dec 18 2020ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...Option ExerciseM12.153,14638,22449,187
Dec 18 2020ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...SellS23.083,50080,780113,055116.6 K to 113.1 K (-3.00 %)
Dec 18 2020ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...SellS23.133,50080,955116,555120.1 K to 116.6 K (-2.92 %)
Dec 18 2020ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...BuyM12.153,50042,525120,055116.6 K to 120.1 K (+3.00 %)
Nov 18 2020ATRAAtara Biotherapeut ...Koppikar UtpalChief Financial Off ...SellS19.771,46929,048132,061133.5 K to 132.1 K (-1.10 %)
Nov 18 2020ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...SellS19.771,64832,588116,555118.2 K to 116.6 K (-1.39 %)
Nov 18 2020ATRAAtara Biotherapeut ...Touchon PascalPresident and CEOSellS19.774,71693,254255,321260 K to 255.3 K (-1.81 %)
Nov 16 2020ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...Option ExerciseM12.156678,10416,333
Nov 16 2020ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...Option ExerciseM12.152,83334,42150,167
Nov 16 2020ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...SellS19.121,30024,856118,203119.5 K to 118.2 K (-1.09 %)
Nov 16 2020ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...SellS18.366,200113,832119,503125.7 K to 119.5 K (-4.93 %)
Nov 16 2020ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...BuyM12.153,50042,525125,703122.2 K to 125.7 K (+2.86 %)
Aug 20 2020ATRAAtara Biotherapeut ...Touchon PascalPresident and CEOSellS12.094,80758,117260,037264.8 K to 260 K (-1.82 %)
Aug 20 2020ATRAAtara Biotherapeut ...Koppikar UtpalChief Financial Off ...SellS12.091,49618,087133,530135 K to 133.5 K (-1.11 %)
Aug 20 2020ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...SellS12.091,67820,287122,203123.9 K to 122.2 K (-1.35 %)
Jun 26 2020ATRAAtara Biotherapeut ...Touchon PascalPresident and CEOSellS12.9212,135156,784264,844277 K to 264.8 K (-4.38 %)
Jun 17 2020ATRAAtara Biotherapeut ...SEIDENBERG BETH CDirectorOption ExerciseA10.5424,500258,23024,500
Jun 17 2020ATRAAtara Biotherapeut ...SEIDENBERG BETH CDirectorOption ExerciseA10.5424,500258,23024,500
Jun 17 2020ATRAAtara Biotherapeut ...SEIDENBERG BETH CDirectorGrantA0.008,000027,18919.2 K to 27.2 K (+41.69 %)
Jun 17 2020ATRAAtara Biotherapeut ...SEIDENBERG BETH CDirectorGrantA0.008,000027,18919.2 K to 27.2 K (+41.69 %)
Jun 17 2020ATRAAtara Biotherapeut ...HEIDEN WILLIAM KDirectorOption ExerciseA10.5424,500258,23024,500
Jun 17 2020ATRAAtara Biotherapeut ...HEIDEN WILLIAM KDirectorGrantA0.008,000020,50012.5 K to 20.5 K (+64.00 %)
Jun 17 2020ATRAAtara Biotherapeut ...Gallagher Carol GiltnerDirectorOption ExerciseA10.5424,500258,23024,500
Jun 17 2020ATRAAtara Biotherapeut ...Gallagher Carol GiltnerDirectorGrantA0.008,0000100,81892.8 K to 100.8 K (+8.62 %)
Jun 17 2020ATRAAtara Biotherapeut ...Fust Matthew KDirectorOption ExerciseA10.5424,500258,23024,500
Jun 17 2020ATRAAtara Biotherapeut ...Fust Matthew KDirectorGrantA0.008,000033,85425.9 K to 33.9 K (+30.94 %)
Jun 17 2020ATRAAtara Biotherapeut ...DOBMEIER ERICDirectorOption ExerciseA10.5424,500258,23024,500
Jun 17 2020ATRAAtara Biotherapeut ...DOBMEIER ERICDirectorGrantA0.008,000028,00020 K to 28 K (+40.00 %)
Jun 17 2020ATRAAtara Biotherapeut ...Baynes Roy D.DirectorOption ExerciseA10.5424,500258,23024,500
Jun 17 2020ATRAAtara Biotherapeut ...Baynes Roy D.DirectorGrantA0.008,000012,0004 K to 12 K (+200.00 %)
Jun 10 2020ATRAAtara Biotherapeut ...Koppikar UtpalChief Financial Off ...SellS10.183,92439,946135,026139 K to 135 K (-2.82 %)
May 20 2020ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...SellS11.221,60317,986123,881125.5 K to 123.9 K (-1.28 %)
May 20 2020ATRAAtara Biotherapeut ...Koppikar UtpalChief Financial Off ...SellS11.221,42816,022137,375138.8 K to 137.4 K (-1.03 %)
May 20 2020ATRAAtara Biotherapeut ...Touchon PascalPresident and CEOSellS11.223,19535,848276,979280.2 K to 277 K (-1.14 %)
May 19 2020ATRAAtara Biotherapeut ...Dupont JakobEVP, Head of R&DOption ExerciseA9.58277,5002,658,450277,500
May 19 2020ATRAAtara Biotherapeut ...Dupont JakobEVP, Head of R&DGrantA0.0046,250046,2500 to 46.3 K
May 12 2020ATRAAtara Biotherapeut ...Roncarolo Maria GraziaDirectorOption ExerciseA10.2559,500609,87559,500
Apr 30 2020ATRAAtara Biotherapeut ...Renaud Ronald C JRDirectorOption ExerciseA8.5371,500609,89571,500
Apr 21 2020ATRAAtara Biotherapeut ...Murugan AmarSVP, GC & SecretaryOption ExerciseA8.20110,000902,000110,000
Apr 21 2020ATRAAtara Biotherapeut ...Murugan AmarSVP, GC & SecretaryGrantA0.0055,000055,0000 to 55 K
Apr 07 2020ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...SellS7.946575,217125,484126.1 K to 125.5 K (-0.52 %)
Mar 30 2020ATRAAtara Biotherapeut ...Koppikar UtpalChief Financial Off ...SellS9.171,82716,754137,330139.2 K to 137.3 K (-1.31 %)
Mar 30 2020ATRAAtara Biotherapeut ...Newell JoeChief Operations Of ...SellS9.172,74025,126126,141128.9 K to 126.1 K (-2.13 %)
Mar 03 2020ATRAAtara Biotherapeut ...Koppikar UtpalChief Financial Off ...Option ExerciseA12.1573,750896,06373,750
Mar 03 2020ATRAAtara Biotherapeut ...Koppikar UtpalChief Financial Off ...GrantA0.0066,8750139,15772.3 K to 139.2 K (+92.52 %)
Feb 19 2020ATRAAtara Biotherapeut ...Yarema KristinChief Commercial Of ...Option ExerciseA14.56110,0001,601,600110,000
Feb 10 2020ATRAAtara Biotherapeut ...Newell JoeChief Tech. Operati ...SellS14.214,11758,50353,88158 K to 53.9 K (-7.10 %)
Feb 10 2020ATRAAtara Biotherapeut ...Koppikar UtpalChief Financial Off ...SellS14.211,78125,30872,28274.1 K to 72.3 K (-2.40 %)
Jan 28 2020ATRAAtara Biotherapeut ...Touchon PascalPresident and CEOPayment of ExerciseF13.629,900134,838130,174140.1 K to 130.2 K (-7.07 %)
Sep 30 2019ATRAAtara Biotherapeut ...Newell JoeChief Tech. Operati ...SellS13.513,50047,28557,99861.5 K to 58 K (-5.69 %)
Jul 01 2019ATRAAtara Biotherapeut ...SEIDENBERG BETH CDirectorOption ExerciseA20.2513,000263,25013,000
Jul 01 2019ATRAAtara Biotherapeut ...SEIDENBERG BETH CDirectorGrantA0.004,000019,18915.2 K to 19.2 K (+26.33 %)
Jul 01 2019ATRAAtara Biotherapeut ...DOBMEIER ERICDirectorOption ExerciseA20.2513,000263,25013,000
Jul 01 2019ATRAAtara Biotherapeut ...DOBMEIER ERICDirectorGrantA0.004,000020,00016 K to 20 K (+25.00 %)
Jul 01 2019ATRAAtara Biotherapeut ...DOBMEIER ERICDirectorBuyP19.502,00039,00016,00014 K to 16 K (+14.29 %)
Jul 01 2019ATRAAtara Biotherapeut ...Gallagher Carol GiltnerDirectorOption ExerciseA20.2513,000263,25013,000
Jul 01 2019ATRAAtara Biotherapeut ...Gallagher Carol GiltnerDirectorGrantA0.004,000092,81888.8 K to 92.8 K (+4.50 %)
Jul 01 2019ATRAAtara Biotherapeut ...Fust Matthew KDirectorOption ExerciseA20.2513,000263,25013,000
Jul 01 2019ATRAAtara Biotherapeut ...Fust Matthew KDirectorGrantA0.004,000025,85421.9 K to 25.9 K (+18.30 %)
Jul 01 2019ATRAAtara Biotherapeut ...Baynes Roy D.DirectorOption ExerciseA20.2513,000263,25013,000
Jul 01 2019ATRAAtara Biotherapeut ...Baynes Roy D.DirectorGrantA0.004,00004,0000 to 4 K
Jun 25 2019ATRAAtara Biotherapeut ...Touchon PascalPresident and CEOOption ExerciseA20.43225,0004,596,750225,000
Jun 25 2019ATRAAtara Biotherapeut ...Touchon PascalPresident and CEOGrantA0.00140,0740140,0740 to 140.1 K
May 31 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS23.701,50035,550290,687292.2 K to 290.7 K (-0.51 %)
May 31 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS22.721,42532,376292,187293.6 K to 292.2 K (-0.49 %)
May 31 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS23.3072516,893293,612294.3 K to 293.6 K (-0.25 %)
May 31 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS22.852,20050,270294,337296.5 K to 294.3 K (-0.74 %)
May 15 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS24.923,90097,188296,537300.4 K to 296.5 K (-1.30 %)
May 15 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS24.954009,980300,437300.8 K to 300.4 K (-0.13 %)
May 15 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS24.233,50084,805300,837304.3 K to 300.8 K (-1.15 %)
May 08 2019ATRAAtara Biotherapeut ...Berger DietmarGlobal Head of R&DPayment of ExerciseF33.464,322144,61485,67890 K to 85.7 K (-4.80 %)
May 07 2019ATRAAtara Biotherapeut ...Newell JoeChief Tech. Operati ...Option ExerciseM20.401,50030,60065,000
May 07 2019ATRAAtara Biotherapeut ...Newell JoeChief Tech. Operati ...SellS35.001,50052,50061,49863 K to 61.5 K (-2.38 %)
May 07 2019ATRAAtara Biotherapeut ...Newell JoeChief Tech. Operati ...BuyM20.401,50030,60062,99861.5 K to 63 K (+2.44 %)
Apr 29 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS33.473,900130,533304,337308.2 K to 304.3 K (-1.27 %)
Apr 29 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS33.9930010,197308,237308.5 K to 308.2 K (-0.10 %)
Apr 29 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS33.573,600120,852308,537312.1 K to 308.5 K (-1.15 %)
Apr 12 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS36.273,900141,453312,137316 K to 312.1 K (-1.23 %)
Apr 12 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS37.043,900144,456316,037319.9 K to 316 K (-1.22 %)
Apr 10 2019ATRAAtara Biotherapeut ...Kim MinaSenior VP & General ...Payment of ExerciseF36.853,674135,38766,38970.1 K to 66.4 K (-5.24 %)
Apr 03 2019ATRAAtara Biotherapeut ...Newell JoeChief Tech. Operati ...Option ExerciseM20.401,50030,60066,500
Apr 03 2019ATRAAtara Biotherapeut ...Newell JoeChief Tech. Operati ...Payment of ExerciseF41.0464826,59461,49862.1 K to 61.5 K (-1.04 %)
Apr 03 2019ATRAAtara Biotherapeut ...Newell JoeChief Tech. Operati ...SellS39.961,50059,94062,14663.6 K to 62.1 K (-2.36 %)
Apr 03 2019ATRAAtara Biotherapeut ...Newell JoeChief Tech. Operati ...BuyM20.401,50030,60063,64662.1 K to 63.6 K (+2.41 %)
Mar 27 2019ATRAAtara Biotherapeut ...Koppikar UtpalChief Financial Off ...GrantA0.0010,000074,06364.1 K to 74.1 K (+15.61 %)
Mar 27 2019ATRAAtara Biotherapeut ...Kim MinaSenior VP & General ...GrantA0.0010,000070,06360.1 K to 70.1 K (+16.65 %)
Mar 27 2019ATRAAtara Biotherapeut ...Newell JoeChief Tech. Operati ...GrantA0.0015,000062,14647.1 K to 62.1 K (+31.82 %)
Mar 27 2019ATRAAtara Biotherapeut ...Berger DietmarGlobal Head of R&DGrantA0.0015,000090,00075 K to 90 K (+20.00 %)
Mar 27 2019ATRAAtara Biotherapeut ...Porter DerrellSVP, Head of Global ...GrantA0.0010,000031,68821.7 K to 31.7 K (+46.11 %)
Mar 19 2019ATRAAtara Biotherapeut ...MARCUS JOEL SDirectorSellS38.2520,000765,000888,355908.4 K to 888.4 K (-2.20 %)
Mar 18 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS38.733,900151,047327,737331.6 K to 327.7 K (-1.18 %)
Mar 18 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS40.483,200129,536331,637334.8 K to 331.6 K (-0.96 %)
Mar 18 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS39.1070027,370334,837335.5 K to 334.8 K (-0.21 %)
Mar 01 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS36.133,900140,907335,537339.4 K to 335.5 K (-1.15 %)
Mar 01 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS36.203,700133,940339,437343.1 K to 339.4 K (-1.08 %)
Mar 01 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...SellS35.222007,044343,137343.3 K to 343.1 K (-0.06 %)
Mar 01 2019ATRAAtara Biotherapeut ...MARCUS JOEL SDirectorOption ExerciseM13.2021,500283,8000
Mar 01 2019ATRAAtara Biotherapeut ...MARCUS JOEL SDirectorOption ExerciseM15.085,50082,9400
Mar 01 2019ATRAAtara Biotherapeut ...MARCUS JOEL SDirectorOption ExerciseM24.0510,500252,5250
Mar 01 2019ATRAAtara Biotherapeut ...MARCUS JOEL SDirectorOption ExerciseM25.1525,000628,7500
Mar 01 2019ATRAAtara Biotherapeut ...MARCUS JOEL SDirectorSellS36.0762,5902,257,6217,50070.1 K to 7.5 K (-89.30 %)
Mar 01 2019ATRAAtara Biotherapeut ...MARCUS JOEL SDirectorBuyM13.2021,500283,80070,09048.6 K to 70.1 K (+44.25 %)
Mar 01 2019ATRAAtara Biotherapeut ...MARCUS JOEL SDirectorBuyM15.085,50082,94048,59043.1 K to 48.6 K (+12.76 %)
Mar 01 2019ATRAAtara Biotherapeut ...MARCUS JOEL SDirectorBuyM24.0510,500252,52543,09032.6 K to 43.1 K (+32.22 %)
Mar 01 2019ATRAAtara Biotherapeut ...MARCUS JOEL SDirectorBuyM25.1525,000628,75032,5907.6 K to 32.6 K (+329.38 %)
Feb 19 2019ATRAAtara Biotherapeut ...Ciechanover Isaac E.Chief Executive Off ...Payment of ExerciseF40.451,17647,569332,243333.4 K to 332.2 K (-0.35 %)
Feb 19 2019ATRAAtara Biotherapeut ...Porter DerrellSVP, Head of Global ...Option ExerciseM14.304,00057,200109,666
Feb 19 2019ATRAAtara Biotherapeut ...Porter DerrellSVP, Head of Global ...SellS40.005,909236,36021,68827.6 K to 21.7 K (-21.41 %)
Feb 19 2019ATRAAtara Biotherapeut ...Porter DerrellSVP, Head of Global ...BuyM14.304,00057,20027,59723.6 K to 27.6 K (+16.95 %)

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