BlackRock Investment Management, LLC - ZS PHARMA INC ownership

ZS PHARMA INC's ticker is ZSPH and the CUSIP is 98979G105. A total of 78 filers reported holding ZS PHARMA INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 1.3%.

Quarter-by-quarter ownership
BlackRock Investment Management, LLC ownership history of ZS PHARMA INC
ValueSharesWeighting
Q3 2015$4,013,000
+23.9%
61,120
-1.2%
0.01%
+25.0%
Q2 2015$3,240,000
+301.5%
61,847
+222.6%
0.00%
+300.0%
Q1 2015$807,000
+4.4%
19,171
+3.0%
0.00%0.0%
Q4 2014$773,000
+6.5%
18,604
+0.5%
0.00%0.0%
Q3 2014$726,00018,5070.00%
Other shareholders
ZS PHARMA INC shareholders Q4 2014
NameSharesValueWeighting ↓
Devon Park Associates, LLC 2,576,723$108,429,00079.85%
Ghost Tree Capital, LLC 330,000$13,886,0002.50%
RA Capital Management 564,483$23,753,0002.36%
Monashee Investment Management LLC 60,000$2,525,0001.57%
Redmile Group, LLC 405,688$17,071,0001.53%
Opaleye Management Inc. 75,000$3,156,0001.46%
Partner Investment Management, L.P. 22,047$928,0001.40%
RTW INVESTMENTS, LP 71,315$3,001,0001.36%
DAFNA Capital Management LLC 39,100$1,645,0001.26%
PFM Health Sciences, LP 884,575$37,223,0001.03%
View complete list of ZS PHARMA INC shareholders