Atara Biotherapeutics

James Huang sold 313,446 shares of ATRA on 7 May. They now own 1,011,000 ATRA shares, or a 24% holding decrease.

EcoR1 Capital LLC bought 507,407 shares of ATRA on 7 May. They now own 1,552,000 ATRA shares, or a 49% holding increase.

Yanina Grant-Huerta sold 2,104 shares of ATRA on 2 March. They now own 31,750 ATRA shares, or a 6% holding decrease.

James Huang sold 80,554 shares of ATRA on 12 January. They now own 1,324,446 ATRA shares, or a 6% holding decrease.

Yanina Grant-Huerta sold 1,804 shares of ATRA on 17 November. They now own 33,454 ATRA shares, or a 5% holding decrease.

Yanina Grant-Huerta sold 2,218 shares of ATRA on 16 May. They now own 37,067 ATRA shares, or a 6% holding decrease.

Jill Henrich sold 1,059 shares of ATRA on 3 March. They now own 18,679 ATRA shares, or a 5% holding decrease.

Eric J Hyllengren sold 1,364 shares of ATRA on 18 November. They now own 23,392 ATRA shares, or a 6% holding decrease.

Anhco Nguyen sold 1,821 shares of ATRA on 16 August. They now own 34,118 ATRA shares, or a 5% holding decrease.

Jill Henrich sold 3,879 shares of ATRA on 4 March. They now own 555,001 ATRA shares, or a 1% holding decrease.

Eric J Hyllengren sold 6,679 shares of ATRA on 4 March. They now own 674,319 ATRA shares, or a 1% holding decrease.

Pascal Touchon sold 24,844 shares of ATRA on 4 March. They now own 1,910,652 ATRA shares, or a 1% holding decrease.

Anhco Nguyen sold 10,746 shares of ATRA on 4 March. They now own 941,397 ATRA shares, or a 1% holding decrease.