Atara Biotherapeutics, Inc. - Common Stock (ATRA)

Q1 2015 13F Holders as of 31 Mar 2015

Type / Class
Equity / Common Stock
Shares outstanding
8,165,808
Total 13F shares
11,227,473
Share change
+4,502,013
Total reported value
$461,513,969
Price per share
$41.57
Number of holders
52
Value change
+$185,585,180
Number of buys
41
Number of sells
11

Institutional Holders of Atara Biotherapeutics, Inc. - Common Stock (ATRA) as of Q1 2015

As of 31 Mar 2015, Atara Biotherapeutics, Inc. - Common Stock (ATRA) was held by 52 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 11,227,473 shares. The largest 10 holders included BAUPOST GROUP LLC/MA, EcoR1 Capital, LLC, Visium Asset Management, LP, FMR LLC, JENNISON ASSOCIATES LLC, BRIDGER MANAGEMENT, LLC, Neuberger Berman Group LLC, Redmile Group, LLC, EverPoint Asset Management, LLC, and VANGUARD GROUP INC. This page lists 52 institutional shareholders reporting positions in this security for the Q1 2015 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.