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RBBN · Ribbon Communications Inc.
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TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475
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RBBN

Ribbon Communications Inc.
SOFTWARE & IT · SERVICES-COMPUTER INTEGRATED SYSTEMS DESIGN · CIK 0001708055
SEC FILINGS☆ WATCH
INSIDER NET · 180D
-
open-market buys minus sells, Form 4 codes P and S
INSIDER BUYERS · 180D
0
CONGRESS BUYERS · 1Y
0
FUNDS ADDED · QTR
89
13F, latest reported quarter
REVENUE GROWTH
+1.3%
XBRL, annual
NET MARGIN
4.7%
CONVERSIONS · 180D
32
codes C/M, not in net · no price filed
SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST
INSIDERS
no Form 4 purchases or sales on file
CONGRESS
no member of Congress has reported trading it
FUNDS
89 funds added or opened last quarter
below 51% of Software & IT
REVENUE
+1.3% year over year
below 67% of Software & IT
MARGIN
4.7% net margin
more than 65% of Software & IT
BUYBACKS
$9.8M repurchased, FY to 2026-06-30
below 76% of Software & IT
SHORT
no short interest reported
THE SITUATION · EVERY LINE IS ONE RULE OVER ONE DATASET
89 funds added or opened positions in the latest 13F quarter, of 162 holders.
The year, with the filings on it
Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail
TOTAL 12M RETURN -50.5%
-50.5%12M
-51%-33%-15%+3%2025-092025-102025-122026-032026-052026-072026-09 2025-09-05 · Redington Dan sold $626.4K2025-09-04 · Redington Dan sold $83.2K2025-09-08 · Redington Dan sold $57.0K2025-09-05 · INFANTE BEATRIZ V sold $34.6K2026-02-11 · McClelland Bruce William bought $24.9K2026-02-13 · McClelland Bruce William bought $24.8K2026-02-10 · McClelland Bruce William bought $24.7K
INSIDER BUYINSIDER SELL
INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY
Live price
Daily candles from TradingView, on their licence — no filings are marked on this one
WHY THIS NAME IS ON THE DESK
The complete filing record, in one place.
The record shows 89 funds added last quarter. Every figure is a federal filing, dated the day it became public.
Backtest this pattern Open the screener
Same sector, ranked by filing activity
Sector from the SEC's own SIC classification
TEAMMETACRWVCRMNETCRWDDDOGDASHAPPIOTPCTYMDB
Insider transactions
Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

No insider purchases or sales are on record for Ribbon Communications Inc. in the period covered. Source: SEC Form 4 filings, as of 2026-09-06.

INSIDER
FILED
SHARES
VALUE
McClelland Bruce William
President & CEO
BUY
2026-02-13
12,500.0
$24.8K
McClelland Bruce William
President & CEO
BUY
2026-02-11
12,500.0
$24.9K
McClelland Bruce William
President & CEO
BUY
2026-02-10
12,000.0
$24.7K
Redington Dan
EVP, Global Sales
SELL
2025-09-08
14,176.0
$57.0K
INFANTE BEATRIZ V
Director
SELL
2025-09-05
8,690.0
$34.6K
33 TRANSACTIONS ON RECORD

Showing the most recent few. Create a free account to see 28 more transactions on record, the cross-source screener and CSV export. We store only your email address, and there is no password to create.

Institutional holders
13F · holdings as of the latest quarter funds have reported
JPMORGAN CHASE & CO
52,042,936.0 sh
$115.5M
NEUBERGER BERMAN GROUP LLC
18,311,073.0 sh
$38.7M
BlackRock, Inc.
7,146,590.0 sh
$16.7M
DIMENSIONAL FUND ADVISORS LP
6,286,323.0 sh
$14.7M
ROYCE & ASSOCIATES LP
5,090,927.0 sh
$11.9M
SCHEDULE 13D/G
No 5%+ ownership filings
Nobody has crossed 5% with a filing obligation. Absence is a fact here, not missing data.
FORM 144
No planned-sale notices
No insider has notified an intent to sell. This is the panel to watch after a run-up.
Fund concentration
N-PORT · funds ranked by how much of THEMSELVES they put in this stock — the conviction number 13F cannot show
Neuberger Intrinsic Value Fund
$9.3M POSITION · AS OF 2026-02-28
0.7%
Victory Integrity Discovery Fund
$464.6K POSITION · AS OF 2026-03-31
0.7%
Invesco NASDAQ Future Gen 200 ETF
$51.5K POSITION · AS OF 2026-02-28
0.4%
Royce Small-Cap Opportunity Fund
$3.7M POSITION · AS OF 2026-03-31
0.3%
Royce Micro-Cap Fund
$927.4K POSITION · AS OF 2026-03-31
0.3%
Royce Capital Fund - Micro-Cap Portfolio
$291.8K POSITION · AS OF 2026-03-31
0.3%
SEC N-PORT, MONTHLY WITH A ~60-DAY PUBLIC LAG · FUNDS ≥ $10M · % = SHARE OF THE FUND'S OWN BOOK
Fundamentals
Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all
2026-032025-122024-122023-12
REVENUE—$844.6M$833.9M$826.3M
GROSS PROFIT—$420.7M$439.5M$408.1M
OPERATING INCOME—$-3.3M$16.9M$-24.3M
NET INCOME—$39.6K$-54.2K$-66.2K
EPS (DILUTED)—0.22-0.31-0.39
OPERATING CASH FLOW—$51.4M$50.2M$17.1M
CASH—$96.4M$87.8M$26.5M
LONG-TERM DEBT—$324.5M$330.7M$197.5M
BUYBACKS$9.8M$9.0M——
SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-06 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE
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Public filings, honestly analyzed. Official US government sources in one desk — every figure carries the date it was filed, and the methodology is published, backtest included.

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© 2026 WAVEMAN · SOURCE: SEC EDGAR & OFFICIAL GOVERNMENT DATA · NOT INVESTMENT ADVICE · CHART BY TRADINGVIEW · UPDATED 2026-09-06 ALL SYSTEMS LIVE FOR MACHINES →