Insider Stock Trading History of Mcgrath John


The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Mcgrath John since year 2005. The trader's CIK number is 1205442. At the time of this reporting, Mcgrath John is the EVP & Chief Financial Officer of Atara Biotherapeutics, Inc. . (stock ticker symbol ATRA). See this page for all insider trading activities at Atara Biotherapeutics, Inc. .

Note that in the past MCGRATH JOHN also reported insider trading activities as an insider of the following companies:
Stock purchases, sales, and option exercises reported by insider Mcgrath John since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2018-03-20 ATRA Atara Biotherapeutics, Inc. Sale 3,000 38.83 116,490
2018-03-19 ATRA Atara Biotherapeutics, Inc. Sale 3,000 41.99 125,970
2018-02-15 ATRA Atara Biotherapeutics, Inc. Option Ex 5,132 .00 0
2018-02-15 ATRA Atara Biotherapeutics, Inc. Sale 6,500 46.77 304,005
2018-02-16 ATRA Atara Biotherapeutics, Inc. Sale 6,500 47.51 308,782
2018-01-11 ATRA Atara Biotherapeutics, Inc. Sale 3,500 20.77 72,695
2018-01-12 ATRA Atara Biotherapeutics, Inc. Sale 33,500 23.66 792,610
2018-01-12 ATRA Atara Biotherapeutics, Inc. Option Ex 30,000 11.00 330,000
2017-12-29 ATRA Atara Biotherapeutics, Inc. Sale 32,000 20.00 640,000
2017-11-15 ATRA Atara Biotherapeutics, Inc. Option Ex 7,697 .00 0
2017-08-15 ATRA Atara Biotherapeutics, Inc. Option Ex 7,697 .00 0
2017-08-16 ATRA Atara Biotherapeutics, Inc. Sale 2,100 14.39 30,219
2017-08-15 ATRA Atara Biotherapeutics, Inc. Sale 2,100 14.23 29,883
2017-05-15 ATRA Atara Biotherapeutics, Inc. Option Ex 8,633 .00 0
2017-05-15 ATRA Atara Biotherapeutics, Inc. Sale 2,000 14.95 29,900
2017-05-16 ATRA Atara Biotherapeutics, Inc. Sale 2,000 15.27 30,540
2017-03-22 ATRA Atara Biotherapeutics, Inc. Sale 7,500 20.27 152,025
2017-03-23 ATRA Atara Biotherapeutics, Inc. Sale 6,500 21.08 137,020
2017-03-10 ATRA Atara Biotherapeutics, Inc. Sale 24,000 20.00 480,000
2017-02-21 ATRA Atara Biotherapeutics, Inc. Sale 9,000 15.14 136,260
2017-02-15 ATRA Atara Biotherapeutics, Inc. Option Ex 10,501 .00 0
2016-11-15 ATRA Atara Biotherapeutics, Inc. Option Ex 10,503 .00 0
2016-11-10 ATRA Atara Biotherapeutics, Inc. Sale 2,500 20.30 50,750
2016-11-11 ATRA Atara Biotherapeutics, Inc. Sale 2,500 19.37 48,425
2016-10-11 ATRA Atara Biotherapeutics, Inc. Sale 2,500 18.52 46,300
2016-10-12 ATRA Atara Biotherapeutics, Inc. Sale 2,500 16.41 41,025
2016-08-15 ATRA Atara Biotherapeutics, Inc. Option Ex 10,501 .00 0
2016-05-16 ATRA Atara Biotherapeutics, Inc. Option Ex 10,503 .00 0
2016-05-16 ATRA Atara Biotherapeutics, Inc. Sale 5,395 15.77 85,079
2016-02-16 ATRA Atara Biotherapeutics, Inc. Option Ex 10,501 .00 0
2016-02-16 ATRA Atara Biotherapeutics, Inc. Sale 6,000 15.49 92,940
2015-11-30 ATRA Atara Biotherapeutics, Inc. Sale 6,000 40.00 240,000
2015-11-16 ATRA Atara Biotherapeutics, Inc. Option Ex 10,502 .00 0
2015-08-17 ATRA Atara Biotherapeutics, Inc. Option Ex 10,502 .00 0
2015-08-18 ATRA Atara Biotherapeutics, Inc. Sale 6,000 49.38 296,280
2015-06-15 ATRA Atara Biotherapeutics, Inc. Sale 10,000 50.00 500,000
2015-05-29 ATRA Atara Biotherapeutics, Inc. Sale 10,000 40.00 400,000
2015-05-15 ATRA Atara Biotherapeutics, Inc. Option Ex 65,357 .00 0
2007-11-12 NWK Network Equipment Technologies Inc Option Ex 25,000 3.00 75,000
2007-11-12 NWK Network Equipment Technologies Inc Sale 25,000 12.31 307,700
2007-08-17 NWK Network Equipment Technologies Inc Sale 6,718 10.25 68,859
2007-08-16 NWK Network Equipment Technologies Inc Sale 14,000 10.01 140,070
2007-08-17 NWK Network Equipment Technologies Inc Option Ex 6,718 3.00 20,154
2007-08-16 NWK Network Equipment Technologies Inc Option Ex 14,000 3.00 42,000
2007-08-15 NWK Network Equipment Technologies Inc Sale 4,282 10.01 42,858
2007-08-15 NWK Network Equipment Technologies Inc Option Ex 4,282 3.00 12,846

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Mcgrath John (EVP & Chief Financial Officer of Atara Biotherapeutics, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.