SONS

Sonus Networks, Inc. Institutional Ownership

$16.08
*  
0.195
1.2%
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*Delayed - data as of Mar. 5, 2015  -  Find a broker to begin trading SONS now
Exchange: NASDAQ
Industry: Technology
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Ownership Summary Institutional Holdings Insiders
(SEC Form 4)
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Ownership Summary


Institutional Ownership 86.19%
Total Shares Outstanding (millions) 49
Total Value of Holdings (millions) $693

Active Positions

Holders Shares
Increased Positions 85 12,830,674
Decreased Positions 73 5,333,055
Held Positions 26 24,442,796
Total Institutional Shares 184 42,606,525

New and Sold Out Positions


Holders Shares
New Positions 29 817,093
Sold Out Positions 23 2,447,867

184 Institutional Holders
42,606,525 Total Shares Held


Click on the column header links to resort ascending (▲) or descending (▼).
Owner Name Date Shared Held Change (Shares) Change (%) Value (in 1,000s)
WALTHAUSEN & CO., LLC 12/31/2014 4,692,090 3,885,120 481.45 76,364
WELLINGTON MANAGEMENT GROUP LLP 12/31/2014 4,361,190 1,829,862 72.29 70,978
EMPIRE CAPITAL MANAGEMENT, L.L.C. 12/31/2014 2,915,000 (950,000) (24.58) 47,442
VANGUARD GROUP INC 12/31/2014 2,867,293 65,892 2.35 46,665
KENNEDY CAPITAL MANAGEMENT, INC. 12/31/2014 1,652,333 1,341,378 431.37 26,892
BARCLAYS GLOBAL INVESTORS UK HOLDINGS LTD 12/31/2014 1,641,844 (315,539) (16.12) 26,721
CUPPS CAPITAL MANAGEMENT, LLC 12/31/2014 1,494,261 1,276,021 584.69 24,319
KING LUTHER CAPITAL MANAGEMENT CORP 12/31/2014 1,453,148 (5,070) (0.35) 23,650
DIMENSIONAL FUND ADVISORS LP 12/31/2014 1,420,764 (102,165) (6.71) 23,123
PRICE T ROWE ASSOCIATES INC /MD/ 12/31/2014 1,372,498 (19,900) (1.43) 22,337
CLEARBRIDGE INVESTMENTS, LLC 12/31/2014 1,300,938 637,979 96.23 21,173
BLACKROCK FUND ADVISORS 12/31/2014 1,239,459 182,039 17.22 20,172
MARSHALL WACE LLP 12/31/2014 1,020,826 895,662 715.59 16,614
CAPITAL WORLD INVESTORS 12/31/2014 1,000,000 100,000 11.11 16,275
FIRST TRUST ADVISORS LP 12/31/2014 945,907 261,120 38.13 15,395

Institutional Holdings information for this company is filed by major institutions on form 13-F with the Securities and Exchange Commission.
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