BLAIR WILLIAM & CO/IL - CASTLIGHT HEALTH INC ownership

CASTLIGHT HEALTH INC's ticker is CSLT and the CUSIP is 14862Q100. A total of 81 filers reported holding CASTLIGHT HEALTH INC in Q1 2018. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
BLAIR WILLIAM & CO/IL ownership history of CASTLIGHT HEALTH INC
ValueSharesWeighting
Q2 2019$129,000
-61.7%
39,950
-55.6%
0.00%
-50.0%
Q1 2019$337,000
+129.3%
89,925
+32.4%
0.00%
+100.0%
Q4 2018$147,000
-48.2%
67,905
-35.3%
0.00%
-50.0%
Q3 2018$284,000
+58.7%
105,025
+150.1%
0.00%
+100.0%
Q2 2018$179,000
+62.7%
42,000
+40.0%
0.00%0.0%
Q1 2018$110,000
+12.2%
30,000
+15.4%
0.00%0.0%
Q4 2017$98,00026,0000.00%
Other shareholders
CASTLIGHT HEALTH INC shareholders Q1 2018
NameSharesValueWeighting ↓
OAK MANAGEMENT CORP 3,864,770$5,449,00015.09%
Gagnon Advisors, LLC 1,909,825$2,693,0001.67%
Raging Capital Management, LLC 5,191,217$7,320,0001.18%
GAGNON SECURITIES LLC 2,945,470$4,153,0000.98%
Penbrook Management LLC 261,130$368,0000.40%
HARBOURVEST PARTNERS LLC 349,070$492,0000.20%
Concourse Capital Management, LLC 142,107$200,0000.18%
WELLCOME TRUST LTD (THE) as trustee of the WELLCOME TRUST 6,568,646$9,262,0000.15%
ALLEN OPERATIONS LLC 157,372$222,0000.11%
VIEX Capital Advisors, LLC 120,901$170,0000.10%
View complete list of CASTLIGHT HEALTH INC shareholders