Spark Investment Management LLC - NATERA INC ownership

NATERA INC's ticker is NTRA and the CUSIP is 632307104. A total of 90 filers reported holding NATERA INC in Q4 2017. The put-call ratio across all filers is - and the average weighting 0.9%.

Quarter-by-quarter ownership
Spark Investment Management LLC ownership history of NATERA INC
ValueSharesWeighting
Q1 2019$1,292,000
-23.6%
62,700
-48.3%
0.06%
-48.7%
Q4 2018$1,691,000
+33.6%
121,200
+129.1%
0.12%
+62.5%
Q3 2018$1,266,000
+27.2%
52,8990.0%0.07%
+24.1%
Q2 2018$995,000
+33.7%
52,899
-34.1%
0.06%
+20.8%
Q1 2018$744,000
-0.7%
80,300
-3.7%
0.05%
+20.0%
Q4 2017$749,000
-37.0%
83,395
-9.6%
0.04%
-37.5%
Q3 2017$1,189,000
-48.8%
92,300
-56.9%
0.06%
-55.2%
Q2 2017$2,324,000
+74.1%
214,000
+42.1%
0.14%
+70.2%
Q1 2017$1,335,000
-1.2%
150,600
+34.5%
0.08%
-33.3%
Q2 2016$1,351,000112,0000.13%
Other shareholders
NATERA INC shareholders Q4 2017
NameSharesValueWeighting ↓
Sofinnova Investments, Inc. 3,100,560$314,831,00018.93%
Blue Water Life Science Advisors, LP 328,836$33,390,00016.31%
Foresite Capital Management III, LLC 127,305$12,927,00011.35%
HWG Holdings LP 148,794$15,109,0007.53%
Eagle Health Investments LP 168,394$17,099,0006.71%
Lagoda Investment Management, L.P. 103,325$10,492,0005.24%
Ally Bridge Group (NY) LLC 218,000$22,136,0004.24%
PERKINS CAPITAL MANAGEMENT INC 63,950$6,493,0003.76%
BRIDGER MANAGEMENT, LLC 388,620$39,460,0003.68%
Hudson Executive Capital LP 527,086$53,520,0003.32%
View complete list of NATERA INC shareholders