Granahan Investment Management - ZAFGEN INC ownership

ZAFGEN INC's ticker is ZFGN and the CUSIP is 98885E103. A total of 95 filers reported holding ZAFGEN INC in Q4 2018. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
Granahan Investment Management ownership history of ZAFGEN INC
ValueSharesWeighting
Q4 2018$1,054,000
-58.4%
213,015
-1.7%
0.08%
-45.3%
Q3 2018$2,534,000
+255.9%
216,742
+211.2%
0.14%
+218.6%
Q2 2018$712,000
+58.9%
69,647
+15.8%
0.04%
+34.4%
Q1 2018$448,000
-85.9%
60,144
-88.7%
0.03%
-72.4%
Q2 2016$3,175,000
+30.9%
530,039
+46.0%
0.12%
+31.8%
Q1 2016$2,425,000
+33.5%
363,029
+25.7%
0.09%
+41.9%
Q4 2015$1,817,000
-84.3%
288,879
-20.4%
0.06%
-82.7%
Q3 2015$11,598,000
+2.7%
363,007
+11.3%
0.36%
+12.2%
Q2 2015$11,297,000
-13.0%
326,207
-0.5%
0.32%
-13.7%
Q1 2015$12,981,000
+289.2%
327,727
+203.1%
0.37%
+282.5%
Q4 2014$3,335,000108,1300.10%
Other shareholders
ZAFGEN INC shareholders Q4 2018
NameSharesValueWeighting ↓
Foresite Capital Management II, LLC 3,511,456$56,497,00033.47%
Third Rock Ventures, LLC 4,202,045$166,443,00017.75%
VHCP Management, LLC 541,480$21,448,0004.94%
ACUTA CAPITAL PARTNERS, LLC 100,000$3,961,0003.34%
RA Capital Management 732,960$29,033,0002.88%
HARBOURVEST PARTNERS LLC 101,134$4,006,0002.27%
HAMILTON LANE ADVISORS LLC 74,941$2,968,0001.35%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 1,050,178$41,598,0001.35%
Pier Capital, LLC 168,378$6,669,0001.00%
Bain Capital Public Equity Management, LLC 666,480$26,399,0000.66%
View complete list of ZAFGEN INC shareholders