Bluefin Trading, LLC - 21VIANET GROUP INC ownership

21VIANET GROUP INC's ticker is VNET and the CUSIP is 90138A103. A total of 72 filers reported holding 21VIANET GROUP INC in Q3 2016. The put-call ratio across all filers is 2.17 and the average weighting 0.6%.

Quarter-by-quarter ownership
Bluefin Trading, LLC ownership history of 21VIANET GROUP INC
ValueSharesWeighting
Q4 2016$0
-100.0%
10,0000.0%0.00%
Q2 2016$1,000
-99.8%
10,000
-80.4%
0.00%
-100.0%
Q1 2016$453,000
+1315.6%
51,098
-61.0%
0.05%
+2200.0%
Q4 2015$32,000
-97.9%
130,900
-63.4%
0.00%
-97.8%
Q3 2015$1,489,000
+178.3%
357,896
+1080.9%
0.09%
+85.7%
Q1 2015$535,000
+216.6%
30,306
+21.6%
0.05%
+390.0%
Q4 2014$169,000
-57.4%
24,920
-70.9%
0.01%
-54.5%
Q3 2014$397,00085,6850.02%
Other shareholders
21VIANET GROUP INC shareholders Q3 2016
NameSharesValueWeighting ↓
Fosun International Ltd 1,684,796$39,626,00013.01%
Kylin Management 2,016,310$47,424,0006.50%
SCGE MANAGEMENT, L.P. 1,500,000$35,280,0005.10%
OBERWEIS ASSET MANAGEMENT INC/ 854,640$20,101,0004.87%
Joho Capital 2,315,782$54,467,0003.73%
Temasek Holdings (Private) Ltd 6,666,667$156,800,0003.24%
Verition Fund Management LLC 600,000$14,112,0002.51%
Point72 Hong Kong Ltd 126,230$2,969,0002.01%
Myriad Asset Management Ltd. 323,552$7,610,0001.96%
Cortex Capital Management LLC 125,000$2,940,0001.80%
View complete list of 21VIANET GROUP INC shareholders