RIBBON COMMUNICATIONS INC COMMON is a security (CUSIP 762544104) tracked across SEC portfolio filings. 150 institutional managers reported $269.2M on Form 13F as of 2026-06-30; 14 registered fund positions totaling $8.2M via N-PORT as of 2026-05-31.
Showing 15 of 150 managers by value.
| Manager | Location | Value | Shares |
|---|---|---|---|
| JPMORGAN CHASE & CO | NEW YORK, NY | $108.0M | 52,043,036 |
| NEUBERGER BERMAN GROUP LLC | NEW YORK, NY | $33.2M | 17,361,988 |
| VANGUARD GROUP INC | Valley Forge, PA | $22.6M | 7,833,009 |
| PARADIGM CAPITAL MANAGEMENT INC/NY | ALBANY, NY | $17.0M | 8,036,335 |
| BlackRock, Inc. | New York, NY | $14.3M | 6,724,007 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $13.5M | 6,351,110 |
| ROYCE & ASSOCIATES LP | New York, NY | $10.3M | 4,879,741 |
| GEODE CAPITAL MANAGEMENT, LLC | BOSTON, MA | $5.1M | 2,414,560 |
| Connor, Clark & Lunn Investment Management Ltd. | VANCOUVER, A1 | $4.4M | 2,089,722 |
| STATE STREET CORP | BOSTON, MA | $4.0M | 1,910,027 |
| D. E. Shaw & Co., Inc. | New York, NY | $3.3M | 1,538,472 |
| FIRST WILSHIRE SECURITIES MANAGEMENT INC | PASADENA, CA | $3.0M | 1,407,178 |
| AQR CAPITAL MANAGEMENT LLC | Greenwich, CT | $2.7M | 1,257,347 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | BOSTON, MA | $2.6M | 1,216,876 |
| MARSHALL WACE, LLP | LONDON, X0 | $1.6M | 769,787 |
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| VANGUARD EXTENDED MARKET INDEX FUND | VANGUARD INDEX FUNDS | $2.1M | 0.26% |
| ROYCE MICRO-CAP TRUST, INC. | ROYCE MICRO-CAP TRUST, INC. | $1.9M | 28.23% |
| VANGUARD RUSSELL 2000 INDEX FUND | VANGUARD SCOTTSDALE FUNDS | $1.5M | 0.85% |
| U.S. MICRO CAP PORTFOLIO | DFA INVESTMENT DIMENSIONS GROUP INC | $1.2M | 1.59% |
| Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF | Goldman Sachs ETF Trust | $365K | 3.71% |
| Paradigm Micro-Cap Fund | PARADIGM FUNDS | $346K | 26.00% |
| Master Small Cap Index Series | Quantitative Master Series LLC | $332K | 0.69% |
| VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND | VANGUARD INSTITUTIONAL INDEX FUNDS | $187K | 0.06% |
| VANGUARD BALANCED INDEX FUND | VANGUARD VALLEY FORGE FUNDS | $113K | 0.02% |
| Invesco NASDAQ Future Gen 200 ETF | Invesco Exchange-Traded Fund Trust II | $106K | 56.14% |
| DWS Small Cap Index VIP | DEUTSCHE DWS INVESTMENTS VIT FUNDS | $27K | 0.65% |
| TIAA Separate Account VA-1 - Stock Index Account | TIAA Separate Account VA-1 | $5K | 0.04% |
| Longview Advantage ETF | RBB Fund Trust | $2K | 0.03% |
| Guggenheim Active Allocation Fund | Guggenheim Active Allocation Fund | $1K | 0.02% |