SIMPLEX TRADING, LLC - CASTLIGHT HEALTH INC ownership

CASTLIGHT HEALTH INC's ticker is CSLT and the CUSIP is 14862Q100. A total of 93 filers reported holding CASTLIGHT HEALTH INC in Q2 2018. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of CASTLIGHT HEALTH INC
ValueSharesWeighting
Q1 2021$30,000
+200.0%
19,984
+140.6%
0.00%
Q4 2020$10,0008,305
+4728.5%
0.00%
Q4 2019$0
-100.0%
172
-97.5%
0.00%
Q4 2018$15,000
-76.6%
7,007
-53.9%
0.00%
Q2 2018$64,00015,210
+13480.4%
0.00%
Q4 2017$0
-100.0%
112
-89.9%
0.00%
Q3 2017$4,000
-20.0%
1,109
-18.2%
0.00%
Q2 2017$5,000
-73.7%
1,355
-74.2%
0.00%
-100.0%
Q1 2017$19,000
+533.3%
5,255
+578.9%
0.00%
Q2 2016$3,000
+50.0%
774
-11.3%
0.00%
Q1 2016$2,000
+100.0%
873
+131.6%
0.00%
Q3 2015$1,000
-83.3%
377
-50.8%
0.00%
-100.0%
Q2 2015$6,000
+100.0%
766
+55.1%
0.00%
Q1 2015$3,0004940.00%
Other shareholders
CASTLIGHT HEALTH INC shareholders Q2 2018
NameSharesValueWeighting ↓
OAK MANAGEMENT CORP 11,917,744$47,194,00014.32%
Gagnon Advisors, LLC 733,745$2,906,0002.46%
GAGNON SECURITIES LLC 993,811$3,935,0001.84%
ALLEN OPERATIONS LLC 157,372$623,0000.78%
WELLCOME TRUST LTD (THE) as trustee of the WELLCOME TRUST 6,568,646$25,880,0000.59%
Eventide Asset Management 1,708,600$6,766,0000.41%
Manatuck Hill Partners, LLC 200,000$792,0000.35%
Geduld E E 50,000$198,0000.26%
PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. 241,682$957,0000.23%
Concourse Capital Management, LLC 68,286$270,0000.17%
View complete list of CASTLIGHT HEALTH INC shareholders