$HTBX Top Institutional Holders Holder Shares Date Reported % Out Value Sabby Management, LLC 2,016,537 Jun 29, 2017 5.63% 1,129,260 Vanguard Group, Inc. (The) 661,388 Jun 29, 2017 1.85% 370,377 Virtu KCG Holdings LLC 145,330 Jun 29, 2017 0.41% 81,384 Geode Capital Management, LLC 79,837 Jun 29, 2017 0.22% 44,708 Franklin Street Advisors, Inc. 60,500 Sep 29, 2017 0.17% 41,140 UBS Group AG 40,209 Jun 29, 2017 0.11% 22,517 Northern Trust Corporation 25,304 Jun 29, 2017 0.07% 14,170 Goldman Sachs Group, Inc. 23,397 Jun 29, 2017 0.07% 13,102 Two Sigma Securities, LLC 22,925 Jun 29, 2017 0.06% 12,838 SEI Investments Co 20,500 Jun 29, 2017 0.06% 11,480