Spot Trading L.L.C - SONUS NETWORKS INC ownership

SONUS NETWORKS INC's ticker is SONSXXXX and the CUSIP is 835916503. A total of 109 filers reported holding SONUS NETWORKS INC in Q3 2015. The put-call ratio across all filers is 1.01 and the average weighting 0.1%.

Quarter-by-quarter ownership
Spot Trading L.L.C ownership history of SONUS NETWORKS INC
ValueSharesWeighting
Q4 2016$319,000
+2.6%
50,604
+26.8%
0.01%
+33.3%
Q3 2016$311,000
-7.7%
39,902
+2.9%
0.01%0.0%
Q2 2016$337,000
+63.6%
38,773
+41.5%
0.01%
+50.0%
Q1 2016$206,000
+80.7%
27,400
+37.0%
0.00%
+300.0%
Q3 2015$114,000
-21.4%
20,000
-4.8%
0.00%0.0%
Q2 2015$145,000
-19.9%
21,004
-8.4%
0.00%
-50.0%
Q1 2015$181,00022,9360.00%
Other shareholders
SONUS NETWORKS INC shareholders Q3 2015
NameSharesValueWeighting ↓
Horrell Capital Management, Inc. 617,200$3,888,0002.42%
CENTRAL SECURITIES CORP 467,612$2,946,0000.59%
IRONWOOD INVESTMENT MANAGEMENT LLC 105,225$663,0000.48%
Cowen Prime Services LLC 140,931$888,0000.48%
ALGERT GLOBAL LLC 189,699$1,195,0000.34%
Piermont Capital Management Inc. 151,712$956,0000.22%
Spark Investment Management LLC 379,300$2,389,0000.20%
G2 Investment Partners Management LLC 31,979$201,0000.10%
Alambic Investment Management, L.P. 81,200$512,0000.09%
Acrospire Investment Management LLC 32,839$207,0000.08%
View complete list of SONUS NETWORKS INC shareholders