NEEDHAM INVESTMENT MANAGEMENT LLC - CASTLIGHT HEALTH INC ownership

CASTLIGHT HEALTH INC's ticker is CSLT and the CUSIP is 14862Q100. A total of 92 filers reported holding CASTLIGHT HEALTH INC in Q1 2016. The put-call ratio across all filers is 5.26 and the average weighting 0.2%.

Quarter-by-quarter ownership
NEEDHAM INVESTMENT MANAGEMENT LLC ownership history of CASTLIGHT HEALTH INC
ValueSharesWeighting
Q2 2018$128,000
-53.3%
30,000
-60.0%
0.04%
-53.8%
Q1 2018$274,000
-2.5%
75,0000.0%0.08%
+4.0%
Q4 2017$281,000
-40.7%
75,000
-31.8%
0.08%
-37.5%
Q3 2017$474,000
-36.5%
110,000
-38.9%
0.12%
-39.7%
Q2 2017$747,000
+13.7%
180,0000.0%0.20%
+17.8%
Q1 2017$657,000
+47.3%
180,000
+100.0%
0.17%
+48.2%
Q4 2016$446,000
+138.5%
90,000
+100.0%
0.11%
+132.7%
Q3 2016$187,000
+5.1%
45,0000.0%0.05%0.0%
Q2 2016$178,000
+78.0%
45,000
+50.0%
0.05%
+88.5%
Q1 2016$100,000
-21.9%
30,0000.0%0.03%
-18.8%
Q4 2015$128,000
+1.6%
30,0000.0%0.03%0.0%
Q3 2015$126,000
-22.2%
30,000
+50.0%
0.03%
-8.6%
Q2 2015$162,00020,0000.04%
Other shareholders
CASTLIGHT HEALTH INC shareholders Q1 2016
NameSharesValueWeighting ↓
OAK MANAGEMENT CORP 11,917,744$49,578,00013.85%
Gagnon Advisors, LLC 894,725$3,722,0002.94%
GAGNON SECURITIES LLC 1,455,524$6,055,0002.58%
ALLEN OPERATIONS LLC 157,372$655,0000.70%
WELLCOME TRUST LTD (THE) as trustee of the WELLCOME TRUST 6,568,646$25,880,0000.54%
Eventide Asset Management 1,708,600$7,108,0000.43%
Concourse Capital Management, LLC 124,306$517,0000.34%
AWM Investment Company, Inc. 400,000$1,664,0000.30%
Endurant Capital Management LP 184,826$769,0000.28%
Geduld E E 65,000$270,0000.27%
View complete list of CASTLIGHT HEALTH INC shareholders