What does CUSIP 762544104 represent in this 13F holders report?

CUSIP 762544104 is the security identifier for RBBN - Ribbon Communications Inc. - Common Stock used to aggregate holder disclosures.

How many institutions held RBBN - Ribbon Communications Inc. - Common Stock in Q1 2018?

114 institutional investors reported RBBN - Ribbon Communications Inc. - Common Stock for Q1 2018. Use the holders table for investor-level position and value details.

Ribbon Communications Inc. - Common Stock (RBBN)

CUSIP: 762544104

Q1 2018 13F Holders as of 31 Mar 2018

Type / Class: Equity / Common Stock
Shares outstanding: 174,964,000
Total 13F shares: 84,620,312
Share change: -1,425,353
Total reported value: $431,555,200
Price per share: $5.10
Number of holders: 114
Value change: -$22,130,722
Number of buys: 59
Number of sells: 60

Quarterly Holders Quick Answers

What is CUSIP 762544104?
CUSIP 762544104 identifies RBBN - Ribbon Communications Inc. - Common Stock in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q2 2018
Previous quarter: Q4 2017

Recent filing periods for CUSIP 762544104:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of RBBN - Ribbon Communications Inc. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
JPMORGAN CHASE & CO	13F	Company	29%	50,579,553	$390,980,000	—	31 Dec 2017	13F
FIRST TRUST ADVISORS LP	13F	Company	2.3%	4,086,840	$31,591,000	—	31 Dec 2017	13F
VANGUARD GROUP INC	13F	Company	1.8%	3,220,520	$24,896,000	—	31 Dec 2017	13F
BlackRock Finance, Inc.	13F	Company	1.8%	3,182,253	$24,599,000	—	31 Dec 2017	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	1.8%	3,179,335	$24,576,000	—	31 Dec 2017	13F
Neuberger Berman Group LLC	13F	Company	1.3%	2,343,003	$18,112,000	—	31 Dec 2017	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	1%	1,744,600	$13,486,000	—	31 Dec 2017	13F
Capital Research Global Investors	13F	Company	0.8%	1,395,540	$10,788,000	—	31 Dec 2017	13F
CENTRAL SECURITIES CORP	13F	Company	0.69%	1,215,500	$9,396,000	—	31 Dec 2017	13F
D. E. Shaw & Co., Inc.	13F	Company	0.64%	1,116,822	$8,633,000	—	31 Dec 2017	13F
STATE STREET CORP	13F	Company	0.54%	942,585	$7,289,000	—	31 Dec 2017	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	0.49%	857,611	$6,629,000	—	31 Dec 2017	13F
ROYCE & ASSOCIATES LP	13F	Company	0.39%	684,347	$5,290,000	—	31 Dec 2017	13F
Boston Partners	13F	Company	0.39%	680,140	$5,257,000	—	31 Dec 2017	13F
Russell Investments Group, Ltd.	13F	Company	0.38%	656,709	$5,174,000	—	31 Dec 2017	13F
Cowen Prime Services LLC	13F	Company	0.33%	568,932	$4,398,000	—	31 Dec 2017	13F
NORTHERN TRUST CORP	13F	Company	0.31%	535,631	$4,140,000	—	31 Dec 2017	13F
Alambic Investment Management, L.P.	13F	Company	0.29%	512,575	$3,962,000	—	31 Dec 2017	13F
KING LUTHER CAPITAL MANAGEMENT CORP	13F	Company	0.28%	481,301	$3,720,000	—	31 Dec 2017	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.27%	469,164	$3,626,000	—	31 Dec 2017	13F
Invesco Ltd.	13F	Company	0.26%	462,510	$3,575,000	—	31 Dec 2017	13F
HAWK RIDGE CAPITAL MANAGEMENT LP	13F	Company	0.25%	438,667	$3,391,000	—	31 Dec 2017	13F
Engine Capital Management, LP	13F	Company	0.25%	436,894	$3,377,000	—	31 Dec 2017	13F
Bank of New York Mellon Corp	13F	Company	0.21%	359,925	$2,782,000	—	31 Dec 2017	13F
Horrell Capital Management, Inc.	13F	Company	0.18%	315,800	$2,441,000	—	31 Dec 2017	13F
Millrace Asset Group, Inc.	13F	Company	0.17%	289,344	$2,237,000	—	31 Dec 2017	13F
FMR LLC	13F	Company	0.16%	284,520	$2,199,000	—	31 Dec 2017	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.15%	260,872	$2,017,000	—	31 Dec 2017	13F
ALGERT GLOBAL LLC	13F	Company	0.15%	260,512	$2,014,000	—	31 Dec 2017	13F
CHICAGO EQUITY PARTNERS LLC	13F	Company	0.14%	236,675	$1,829,000	—	31 Dec 2017	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.13%	235,675	$1,822,000	—	31 Dec 2017	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.13%	220,500	$1,705,000	—	31 Dec 2017	13F
PANAGORA ASSET MANAGEMENT INC	13F	Company	0.11%	196,584	$1,520,000	—	31 Dec 2017	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.1%	177,929	$1,375,000	—	31 Dec 2017	13F
OXFORD ASSET MANAGEMENT LLP	13F	Company	0.1%	174,460	$1,375,000	—	31 Dec 2017	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.09%	163,890	$1,267,000	—	31 Dec 2017	13F
ZACKS INVESTMENT MANAGEMENT	13F	Company	0.08%	133,552	$1,032,000	—	31 Dec 2017	13F
MENTA CAPITAL LLC	13F	Company	0.08%	133,160	$1,029,000	—	31 Dec 2017	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	0.08%	131,645	$1,018,000	—	31 Dec 2017	13F
DEUTSCHE BANK AG\	13F	Company	0.07%	126,818	$979,000	—	31 Dec 2017	13F
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	13F	Company	0.07%	126,646	$979,000	—	31 Dec 2017	13F
MORGAN STANLEY	13F	Company	0.07%	122,576	$947,000	—	31 Dec 2017	13F
PROFUND ADVISORS LLC	13F	Company	0.07%	116,911	$904,000	—	31 Dec 2017	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.07%	116,668	$902,000	—	31 Dec 2017	13F
TEACHERS ADVISORS, LLC	13F	Company	0.06%	111,334	$861,000	—	31 Dec 2017	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.06%	106,730	$825,000	—	31 Dec 2017	13F
A.R.T. Advisors, LLC	13F	Company	0.06%	103,972	$803,000	—	31 Dec 2017	13F
Spark Investment Management LLC	13F	Company	0.05%	81,300	$628,000	—	31 Dec 2017	13F
Swiss National Bank	13F	Company	0.05%	80,974	$626,000	—	31 Dec 2017	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.04%	75,323	$582,000	—	31 Dec 2017	13F

Institutional Holders of Ribbon Communications Inc. - Common Stock (RBBN) as of Q1 2018

As of 31 Mar 2018, Ribbon Communications Inc. - Common Stock (RBBN) was held by 114 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 84,620,312 shares. The largest 10 holders included JPMORGAN CHASE & CO, DIMENSIONAL FUND ADVISORS LP, BlackRock Inc., VANGUARD GROUP INC, Neuberger Berman Group LLC, RENAISSANCE TECHNOLOGIES LLC, CENTRAL SECURITIES CORP, ROYCE & ASSOCIATES LP, Russell Investments Group, Ltd., and D. E. Shaw & Co., Inc.. This page lists 114 institutional shareholders reporting positions in this security for the Q1 2018 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q1 2018 vs Q4 2017 Across Filers

Q4 2017 holders

118

Q1 2018 holders

114

Holder diff

-4

Investor	Q4 2017 Shares	Q1 2018 Shares	Share Diff	Share Chg %	Q4 2017 Value $	Q1 2018 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.