RBBN Ribbon Communications (RBBN) Insider Trading, Ownership & Congress Trades

Software & IT · Services-computer integrated systems design · CIK 0001708055

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SEC filings

Insider buyers, 180 days

House members buying, 1 year

STOCK Act, US House only, disclosed up to 45 days after the trade

Funds added, last quarter

13F, latest reported quarter

Conversions, 180 days

Codes C/M, not in net · no price filed

Ribbon Communications insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and 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 2026-10-28.

Insider

Filed

Value

Since filing

McClelland Bruce William

President & CEO

BUY

2026-02-13 SEC

12,500

$24.8K

-34.6%

Context

6 earlier Form 4 trades (code P or S) here by this insider (6 buys), the last on Feb 11, 2026.
+22.6% median (+16.4% mean) 90-day return after 5 previous buys.
The trade is 0.8% of the 1,516,164 shares held after it.
No other insider bought within 30 days.
88 funds added in the 13F quarter to Jun 30, 2026.

Insider activity: President & CEO McClelland Bruce William bought about $24.8K of RBBN on Feb 13, 2026; 88 funds added in the latest 13F quarter.

McClelland Bruce William

President & CEO

BUY

2026-02-13 SECtraded 2026-02-11

12,500

$24.9K

-34.6%

Context

5 earlier Form 4 trades (code P or S) here by this insider (5 buys), the last on Feb 10, 2026.
+14.9% median (+13.1% mean) 90-day return after 4 previous buys.
The trade is 0.8% of the 1,503,664 shares held after it.
No other insider bought within 30 days.
88 funds added in the 13F quarter to Jun 30, 2026.

Insider activity: President & CEO McClelland Bruce William bought about $24.9K of RBBN on Feb 11, 2026, the largest insider purchase at the company since 2024; 88 funds added in the latest 13F quarter.

McClelland Bruce William

President & CEO

BUY

2026-02-13 SECtraded 2026-02-10

12,000

$24.7K

-34.6%

Context

4 earlier Form 4 trades (code P or S) here by this insider (4 buys), the last on Mar 1, 2024.
+7.1% median (+7.7% mean) 90-day return after 3 previous buys.
The trade is 0.8% of the 1,491,164 shares held after it.
No other insider bought within 30 days.
88 funds added in the 13F quarter to Jun 30, 2026.

Insider activity: President & CEO McClelland Bruce William bought about $24.7K of RBBN on Feb 10, 2026, the largest insider purchase at the company since 2024; 88 funds added in the latest 13F quarter.

Redington Dan

EVP, Global Sales

SELL

2025-09-08 SEC

14,176

$57.0K

-66.9%

Context

5 earlier Form 4 trades (code P or S) here by this insider (5 sales), the last on Sep 5, 2025.
1 other insider sold within 30 days.
88 funds added in the 13F quarter to Jun 30, 2026.

Insider activity: EVP, Global Sales Redington Dan sold about $57.0K of RBBN on Sep 8, 2025; 1 other insider sold within 30 days and 88 funds added in the latest 13F quarter.

INFANTE BEATRIZ V

Director

SELL

2025-09-08 SECtraded 2025-09-05

8,690

$34.6K

-66.9%

Context

1 earlier Form 4 trade (code P or S) here by this insider (1 sale), the last on Sep 13, 2024.
The trade is 2.5% of the 343,224 shares held after it.
1 other insider sold within 30 days.
88 funds added in the 13F quarter to Jun 30, 2026.

Insider activity: Director INFANTE BEATRIZ V sold about $34.6K of RBBN on Sep 5, 2025; 1 other insider sold within 30 days and 88 funds added in the latest 13F quarter.

33 transactions on record

Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.

Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.

See all insider buying · insider selling

Seven facts, ranked against the sector · Rank is not a forecast

Insiders

no insider buys or sells on file

Congress

no House purchase disclosed in the last 12 months

Funds

88 funds bought in last quarter

below 51% of Software & IT

Revenue

+1.3% year over year

below 68% of Software & IT

Margin

4.7% net margin

more than 64% of Software & IT

Buybacks

$9.8M repurchased, FY to 2026-06-30

below 76% of Software & IT

Short interest

5.6% of the float short (float per yahoo 2026-10-27) · 3.4 days to cover · settled 2026-10-15

more than 51% of Software & IT

What changed in the last 30 days

Nothing new filed in the last 30 days

Watch RBBN

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it

Total return over 12 months. Each marker is a filing; hover or tap one for the detail.

-61.2%12M

Insider buy

Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns RBBN: institutional holders (13F)

13F holdings, latest reported quarter

JPMORGAN CHASE & CO

52,042,936 sh

$115.5M

NEUBERGER BERMAN GROUP LLC

18,311,073 sh

$38.7M

BlackRock, Inc.

7,146,590 sh

$16.7M

DIMENSIONAL FUND ADVISORS LP

6,286,323 sh

$14.7M

ROYCE & ASSOCIATES LP

5,090,927 sh

$11.9M

Congress trades in RBBN

No Congress trades reported

No House member has disclosed a trade in this stock. See what Congress is buying.

Activist and 5% holders (13D/13G)

No 5%+ ownership filings

Nobody has filed for crossing 5%. That is a fact, not missing data.

RBBN planned insider sales (Form 144)

No planned-sale notices

No insider has filed to sell. Watch this after a run-up.

RBBN mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).

Neuberger Intrinsic Value Fund

$12.9M position · as of 2026-05-31

0.9%

Victory Integrity Discovery Fund

$579.1K position · as of 2026-06-30

0.6%

Invesco NASDAQ Future Gen 200 ETF

$106.1K position · as of 2026-05-31

0.6%

Royce Capital Fund - Micro-Cap Portfolio

$402.7K position · as of 2026-06-30

0.3%

Royce Micro-Cap Fund

$1.2M position · as of 2026-06-30

0.3%

Royce Small-Cap Opportunity Fund

$3.5M position · as of 2026-06-30

0.3%

SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio

Live price

Daily candles from TradingView, under their licence. No filings marked.

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Why this name is on the desk

The complete filing record, in one place.

The record shows 88 funds added last quarter. Each figure is a federal filing, dated the day it went public.

Backtest this pattern Open the screener

Same sector, ranked by filing activity

Sector by SEC SIC code

TEAM META CRWV CRM CRWD NET DDOG APP IOT PCTY DUOL MDB

RBBN financials

Revenue growth

+1.3%

XBRL, annual

Net margin

4.7%

Fundamentals

Annual figures from XBRL filings. Pick a past date to see them as known then.

	2026-03	2025-12	2024-12	2023-12
Revenue	n/a	$844.6M	$833.9M	$826.3M
Gross profit	n/a	$420.7M	$439.5M	$408.1M
Operating income	n/a	-$3.3M	$16.9M	-$24.3M
Net income	n/a	$39.6K	-$54.2K	-$66.2K
EPS (diluted)	n/a	0.22	-0.31	-0.39
Operating cash flow	n/a	$51.4M	$50.2M	$17.1M
Cash	$67.6M	$96.4M	$87.8M	$26.5M
Long-term debt	$323.0M	$324.5M	$330.7M	$197.5M
Buybacks	$9.8M	$9.0M	n/a	n/a

SEC XBRL, fiscal years, as known on 2026-10-28

RBBN Stock Sonar score 5/7 axes

Find similar shapes Compare

RBBN ranks highest on risk and compliance (66th percentile) and institutional and government (49th), and lowest on financial health (30th), among Software & IT peers.

Profitability

Inputs

Return on equity-6.3% · 42 pct, sector of 286
Return on assets-2.1% · 51 pct, sector of 381
Return on invested capitalpre-tax loss, no effective tax rate to apply
Return on capital employed-3.8% · 44 pct, sector of 294

Financial health

Inputs

Debt to equity0.84x · 24 pct, sector of 288
Cash flow to debt0.07x · 36 pct, sector of 241

Growth

Inputs

Revenue growth, YoY+1.3% · 32 pct, sector of 480
Backlog growth, YoYno backlog line filed, or no year-earlier backlog

Institutional and government

Inputs

Funds adding, latest quarter88 · 49 pct, sector of 415
Congress net buyers, 365dno Congress trades in 365 days
Federal contracts, 180dno federal contracts in 180 days
Lobbying spend, 4 quartersno lobbying filings in the last four quarters

Risk and compliance

Inputs

Short interest, % of float+5.6% · 46 pct, sector of 528
Recalls per $1B revenue, 3ynot measured for this sector, almost no peer has an event
EPA cases per $1B revenue, 5ynot measured for this sector, almost no peer has an event
New text in Risk Factors, latest 10-K+5.0% · 86 pct, sector of 316

2 not measured: Insider conviction, US patents

Insider conviction needs 1 of 2 inputs, 0 present: no Form 4 purchase or sale (code P or S) in 180 days; no insider trades in 180 days
US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

5 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

Explore insider trading and ownership data

Every company we track, ranked by each kind of filing

Insider buying Insider selling Congress stock trades Activist 13D stakes Form 144 planned sales CEO pay vs performance All companies

FY Mar 2026	$825.9M
FY Dec 2025	$844.6M
FY Dec 2024	$833.9M
FY Dec 2023	$826.3M
FY Dec 2022	$819.8M

Jun 2026	$192.3M
Mar 2026	$162.6M
Dec 2025	$227.3M
Sep 2025	$215.4M
Jun 2025	$220.6M
Mar 2025	$181.3M
Dec 2024	$251.4M
Sep 2024	$210.2M

FY Mar 2026	-1.0%
FY Dec 2025	+0.0%
FY Dec 2024	-0.0%
FY Dec 2023	n/a
FY Dec 2022	n/a

Jun 2026	-14.0%
Mar 2026	-21.2%
Dec 2025	+21.8%
Sep 2025	-5.6%
Jun 2025	-5.0%
Mar 2025	-14.5%
Dec 2024	+24.1%
Sep 2024	-6.4%

FY Mar 2026	$16.7M
FY Dec 2025	$26.1M
FY Dec 2024	$27.8M
FY Dec 2023	$7.7M
FY Dec 2022	-$36.6M

Jun 2026	-$15.8M
Mar 2026	-$25.1M
Dec 2025	$27.3M
Sep 2025	$21.0M
Jun 2025	-$6.5M
Mar 2025	-$15.7M
Dec 2024	$53.8M
Sep 2024	-$23.7M

FY Mar 2026	0.79x
FY Dec 2025	0.74x
FY Dec 2024	0.83x
FY Dec 2023	0.51x
FY Dec 2022	0.63x

Jun 2026	0.84x
Mar 2026	0.79x
Dec 2025	0.74x
Sep 2025	0.93x
Jun 2025	0.91x
Mar 2025	0.88x
Dec 2024	0.83x
Sep 2024	0.85x

FY Mar 2026	0.10x
FY Dec 2025	0.15x
FY Dec 2024	0.15x
FY Dec 2023	0.07x
FY Dec 2022	-0.08x

FY Mar 2026	-2.1%
FY Dec 2025	+0.0%
FY Dec 2024	-0.0%
FY Dec 2023	n/a
FY Dec 2022	n/a

Jun 2026	-6.3%
Mar 2026	-2.1%
Dec 2025	+0.0%
Sep 2025	+2.9%
Jun 2025	+2.5%
Mar 2025	+1.0%
Dec 2024	-0.0%
Sep 2024	n/a

FY Mar 2026	-0.7%
FY Dec 2025	+0.0%
FY Dec 2024	-0.0%
FY Dec 2023	n/a
FY Dec 2022	n/a

FY Mar 2026	-1.8%
FY Dec 2025	-0.4%
FY Dec 2024	+2.1%
FY Dec 2023	-2.8%
FY Dec 2022	-5.0%

Jun 2026	-3.8%
Mar 2026	-1.8%
Dec 2025	-0.4%
Sep 2025	+2.5%
Jun 2025	+2.0%
Mar 2025	+1.5%
Dec 2024	+2.1%
Sep 2024	+0.0%

FY Mar 2026	12.47x
FY Dec 2025	13.09x
FY Dec 2024	n/a
FY Dec 2023	n/a
FY Dec 2022	n/a

Jun 2026	29.25x
Mar 2026	12.47x
Dec 2025	13.09x
Sep 2025	n/a
Jun 2025	n/a
Mar 2025	n/a
Dec 2024	n/a
Sep 2024	n/a

FY Mar 2026	$636.5M
FY Dec 2025	$745.5M
FY Dec 2024	$978.7M
FY Dec 2023	$704.1M
FY Dec 2022	$728.1M

Jun 2026	$698.0M
Mar 2026	$636.5M
Dec 2025	$745.5M
Sep 2025	$932.9M
Jun 2025	$983.9M
Mar 2025	$954.2M
Dec 2024	$978.7M
Sep 2024	$867.2M

FY Mar 2026	+4.5%
FY Dec 2025	+5.1%
FY Dec 2024	+3.8%
FY Dec 2023	+1.5%
FY Dec 2022	-7.8%

Jun 2026	+1.8%
Mar 2026	+4.5%
Dec 2025	+5.1%
Sep 2025	+7.8%
Jun 2025	+1.1%
Mar 2025	+0.2%
Dec 2024	+3.8%
Sep 2024	-1.5%