BlackRock Investment Management, LLC - HANSEN MEDICAL INC ownership

HANSEN MEDICAL INC's ticker is HNSN and the CUSIP is 411307101. A total of 51 filers reported holding HANSEN MEDICAL INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
BlackRock Investment Management, LLC ownership history of HANSEN MEDICAL INC
ValueSharesWeighting
Q1 2015$12,000
+50.0%
13,7370.0%0.00%
Q4 2014$8,000
-50.0%
13,7370.0%0.00%
Q3 2014$16,000
-5.9%
13,737
+3.9%
0.00%
Q2 2014$17,00013,2240.00%
Other shareholders
HANSEN MEDICAL INC shareholders Q4 2014
NameSharesValueWeighting ↓
ORACLE INVESTMENT MANAGEMENT INC 19,658,147$51,111,182,0005.84%
PERKINS CAPITAL MANAGEMENT INC 948,200$2,465,0001.73%
PRINCETON CAPITAL MANAGEMENT INC 656,600$1,707,0001.24%
Trellus Management Company, LLC 456,456$1,187,0001.06%
Old West Investment Management, LLC 214,490$557,0000.35%
PORTOLA GROUP INC /CA 98,819$257,0000.24%
Visium Asset Management, LP 3,426,044$8,908,0000.14%
Penbrook Management LLC 137,050$297,0000.14%
CARL DOMINO INC 79,000$205,0000.11%
Baker Avenue Asset Management, LP 82,279$479,0000.08%
View complete list of HANSEN MEDICAL INC shareholders