JPMORGAN CHASE & CO - SONUS NETWORKS INC ownership

SONUS NETWORKS INC's ticker is SONSXXXX and the CUSIP is 835916107. A total of 136 filers reported holding SONUS NETWORKS INC in Q3 2013. The put-call ratio across all filers is 0.11 and the average weighting 0.1%.

Quarter-by-quarter ownership
JPMORGAN CHASE & CO ownership history of SONUS NETWORKS INC
ValueSharesWeighting
Q4 2014$164,000
+30.2%
41,420
+12.1%
0.00%
Q3 2014$126,000
-4.5%
36,9370.0%0.00%
Q2 2014$132,000
-57.8%
36,937
-60.2%
0.00%
Q1 2014$313,000
-35.6%
92,874
-39.9%
0.00%
Q4 2013$486,000
-47.5%
154,408
-43.7%
0.00%
Q3 2013$925,000
+217.9%
274,431
+184.1%
0.00%
Q2 2013$291,00096,6120.00%
Other shareholders
SONUS NETWORKS INC shareholders Q3 2013
NameSharesValueWeighting ↓
Empire Capital Management, L.L.C. 38,595,000$116,171,00014.01%
CENTRAL SECURITIES CORP 3,000,000$9,030,0002.37%
Robertson Opportunity Capital, LLC 541,200$1,629,0001.25%
IRONWOOD INVESTMENT MANAGEMENT LLC 2,175,254$6,548,0001.16%
Montibus Capital Management LLC 2,091,878$6,296,552,0000.80%
Grandeur Peak Global Advisors, LLC 485,900$1,463,0000.56%
Contour Asset Management LLC 2,480,000$7,465,0000.52%
Roc Capital Management, L.P. 46,668$140,0000.44%
ARTIS CAPITAL MANAGEMENT, L.P. 160,672$484,0000.41%
Cowen Prime Services LLC 262,300$790,0000.33%
View complete list of SONUS NETWORKS INC shareholders