— Know what they know.
Not Investment Advice

RBBN NASDAQ

Ribbon Communications Inc.
1W: +0.8% 1M: -3.6% 3M: +27.4% YTD: -8.6% 1Y: -27.0% 3Y: -0.4% 5Y: -62.0%
$2.79
+0.14 (+5.28%)
 
Weekly Expected Move ±11.1%
$2 $2 $3 $3 $3
NASDAQ · Communication Services · Telecommunications Services · Alpha Radar Neutral · Power 50 · $491.4M mcap · 144M float · 0.615% daily turnover · Short 56% of daily vol

🏦 Institutional Activity

Latest: Q1 2026
187
Institutions Holding
+8 vs prior
51.1%
Ownership
-40.29%
34 New
42 Increased
94 Reduced
53 Closed

👔 Insider Trades

25 records
Date Name Title Type Shares Price Value Filing
2026-05-15 McClelland Bruce William officer: chief executive officer F-Tax Withholding 614,843 $2.63 $1.6M Filing
2026-05-15 Marmurek Eric S officer: evp, chief financial officer F-Tax Withholding 9,107 $2.63 $24K Filing
2026-05-15 McClelland Bruce William officer: chief executive officer F-Tax Withholding 49,188 $2.63 $129K Filing
2026-05-15 McClelland Bruce William officer: chief executive officer F-Tax Withholding 93,394 $2.63 $246K Filing
2026-05-15 Macken Patrick W officer: evp, chief legal officer F-Tax Withholding 14,688 $2.63 $39K Filing
2026-05-15 Macken Patrick W officer: evp, chief legal officer F-Tax Withholding 20,284 $2.63 $53K Filing
2026-05-15 Macken Patrick W officer: evp, chief legal officer F-Tax Withholding 24,267 $2.63 $64K Filing
2026-05-15 McClelland Bruce William officer: chief executive officer F-Tax Withholding 68,308 $2.63 $180K Filing
2026-05-15 Marmurek Eric S officer: evp, chief financial officer F-Tax Withholding 10,247 $2.63 $27K Filing
2026-05-15 Marmurek Eric S officer: evp, chief financial officer F-Tax Withholding 12,452 $2.63 $33K Filing
2026-05-15 Bucci Sam officer: evp, chief operating officer F-Tax Withholding 20,650 $2.63 $54K Filing
2026-05-15 Bucci Sam officer: evp, chief operating officer F-Tax Withholding 28,233 $2.63 $74K Filing
2026-05-15 Bucci Sam officer: evp, chief operating officer F-Tax Withholding 44,609 $2.63 $117K Filing
2026-04-17 Bucci Sam officer: evp, chief operating officer F-Tax Withholding 13,818 $2.71 $37K Filing
2026-04-17 Marmurek Eric S officer: evp, chief financial officer F-Tax Withholding 10,092 $2.71 $27K Filing
2026-04-17 Marmurek Eric S officer: evp, chief financial officer F-Tax Withholding 19,107 $2.71 $52K Filing
2026-04-17 Macken Patrick W officer: evp, chief legal officer F-Tax Withholding 28,868 $2.71 $78K Filing
2026-04-17 Bucci Sam officer: evp, chief operating officer F-Tax Withholding 43,116 $2.71 $117K Filing
2026-04-17 McClelland Bruce William officer: chief executive officer F-Tax Withholding 13,544 $2.71 $37K Filing
2026-04-17 McClelland Bruce William officer: chief executive officer F-Tax Withholding 42,259 $2.71 $115K Filing
2026-04-17 Bucci Sam officer: evp, chief operating officer F-Tax Withholding 22,884 $2.71 $62K Filing
2026-04-17 Macken Patrick W officer: evp, chief legal officer F-Tax Withholding 9,252 $2.71 $25K Filing
2026-04-17 Macken Patrick W officer: evp, chief legal officer F-Tax Withholding 15,322 $2.71 $42K Filing
2026-04-17 McClelland Bruce William officer: chief executive officer F-Tax Withholding 22,429 $2.71 $61K Filing
2026-04-15 SHANI SHAUL director A-Grant/Award 12,971 $— $0 Filing

🏛️ Congressional Trades

0 records
Date Politician Chamber Type Amount Filing
No congressional trades found

🏦 Top Institutional Holders

20 holders
Holder Shares Value Date Reported Filing
JPMORGAN CHASE & CO 52,043,036 $108M +5,459 2026-03-31 Filing
NEUBERGER BERMAN GROUP LLC 17,361,988 $33M -69,114 2026-03-31 Filing
PARADIGM CAPITAL MANAGEMENT INC/NY 8,036,335 $17M -286,963 2026-03-31 Filing
BlackRock, Inc. 6,724,007 $14M -941,918 2026-03-31 Filing
DIMENSIONAL FUND ADVISORS LP 6,351,110 $13M -124,015 2026-03-31 Filing
ROYCE & ASSOCIATES LP 4,879,741 $10M +265,000 2026-03-31 Filing
VANGUARD CAPITAL MANAGEMENT LLC 4,216,459 $9M +4,216,459 2026-03-31 Filing
VANGUARD PORTFOLIO MANAGEMENT LLC 3,335,665 $7M +3,335,665 2026-03-31 Filing
GEODE CAPITAL MANAGEMENT, LLC 2,414,560 $5M +111,987 2026-03-31 Filing
STATE STREET CORP 1,910,027 $4M -189,766 2026-03-31 Filing
FIRST WILSHIRE SECURITIES MANAGEMENT INC 1,407,178 $3M +139,592 2026-03-31 Filing
AQR CAPITAL MANAGEMENT LLC 1,257,347 $3M +765,876 2026-03-31 Filing
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 1,216,876 $3M +187,160 2026-03-31 Filing
GOLDMAN SACHS GROUP INC 744,745 $2M -42,748 2026-03-31 Filing
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 708,163 $2M -60,911 2026-03-31 Filing
NORTHERN TRUST CORP 705,858 $1M -216,696 2026-03-31 Filing
JACOBS LEVY EQUITY MANAGEMENT, INC 685,310 $1M -204,858 2026-03-31 Filing
VANGUARD FIDUCIARY TRUST CO 587,429 $1M +587,429 2026-03-31 Filing
Silverberg Bernstein Capital Management 438,123 $929K +2,100 2026-03-31 Filing
VICTORY CAPITAL MANAGEMENT INC 422,351 $895K +72,808 2026-03-31 Filing

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms