Citadel Advisors - SONUS NETWORKS INC ownership

SONUS NETWORKS INC's ticker is SONSXXXX and the CUSIP is 835916503. A total of 126 filers reported holding SONUS NETWORKS INC in Q4 2016. The put-call ratio across all filers is 1.25 and the average weighting 0.0%.

Quarter-by-quarter ownership
Citadel Advisors ownership history of SONUS NETWORKS INC
ValueSharesWeighting
Q3 2017$806,000
-6.1%
105,464
-8.6%
0.00%0.0%
Q2 2017$858,000
-42.8%
115,327
-49.3%
0.00%0.0%
Q1 2017$1,501,000
+29.8%
227,666
+24.1%
0.00%0.0%
Q4 2016$1,156,000
+371.8%
183,464
+481.8%
0.00%
Q3 2016$245,000
-14.3%
31,532
-4.2%
0.00%
Q2 2016$286,000
+257.5%
32,901
+210.4%
0.00%
Q1 2016$80,000
-92.6%
10,601
-93.0%
0.00%
-100.0%
Q4 2015$1,076,000
-49.4%
150,898
-59.4%
0.00%
-50.0%
Q3 2015$2,128,000
+166.7%
371,896
+222.6%
0.00%
+100.0%
Q2 2015$798,000
-60.1%
115,269
-54.6%
0.00%
-50.0%
Q1 2015$2,000,000253,7400.00%
Other shareholders
SONUS NETWORKS INC shareholders Q4 2016
NameSharesValueWeighting ↓
Hawk Ridge Capital Management 1,292,401$8,517,0003.83%
Horrell Capital Management, Inc. 600,000$3,954,0002.46%
CENTRAL SECURITIES CORP 750,000$4,943,0000.92%
IRONWOOD INVESTMENT MANAGEMENT LLC 105,288$694,0000.52%
Cowen Prime Services LLC 141,931$935,0000.48%
ALGERT GLOBAL LLC 243,347$1,604,0000.43%
Piermont Capital Management Inc. 138,982$916,0000.22%
Alambic Investment Management, L.P. 130,800$862,0000.11%
Spark Investment Management LLC 229,000$1,509,0000.10%
MENTA CAPITAL LLC 133,426$879,0000.09%
View complete list of SONUS NETWORKS INC shareholders