RBBN
insider transactionsRibbon Communications Inc. — buys & sells by directors, officers and 10% owners A shareholder owning more than 10% of the company. Must report trades, but usually a weaker signal than an officer or director. (SEC Form 4).
No open-market buys or sells this period. The trades below are grants, option exercises and gifts, which carry no market price.
Net buy / sell volume
Not enough data to chart yet.
Tap or hover the chart for daily net volume. Green = net buying, red = net selling.
All transactions
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Exercise·M
Director
$0
42.5K sh
Own New
-
Exercise·M
Director
—
42.5K sh
Own +24%
-
Exercise·M
Director
$0
42.5K sh
Own New
-
Exercise·M
Director
—
42.5K sh
Own +23%
-
Exercise·M
Director
$0
67.5K sh
Own New
-
Exercise·M
Director
—
67.5K sh
Own +48%
-
Exercise·M
Director
$0
42.5K sh
Own New
-
Exercise·M
Director
—
42.5K sh
Own +12%
-
Exercise·M
Director
$0
42.5K sh
Own New
-
Exercise·M
Director
—
42.5K sh
Own +5%
-
Exercise·M
Director
$0
42.5K sh
Own New
-
Exercise·M
Director
—
42.5K sh
Own +22%
-
Grant·A
Director
$0
63.2K sh
Own New
-
Grant·A
Director
$0
63.2K sh
Own New
-
Grant·A
Director
$0
63.2K sh
Own New
-
Grant·A
EVP, Global Sales
$0
80.0K sh
Own New
-
Grant·A
EVP, Global Sales
$0
120.0K sh
Own New
-
Grant·A
EVP, Global Sales
$0
200.0K sh
Own New
-
Grant·A
Eric S Marmurek KEY
EVP, Chief Financial Officer
$0
60.0K sh
Own New
-
Grant·A
Eric S Marmurek KEY
EVP, Chief Financial Officer
$0
90.0K sh
Own New
-
Grant·A
Eric S Marmurek KEY
EVP, Chief Financial Officer
$0
150.0K sh
Own New
-
Grant·A
Director
$0
63.2K sh
Own New
-
Grant·A
EVP, Chief Legal Officer
$0
65.0K sh
Own New
-
Grant·A
EVP, Chief Legal Officer
$0
97.5K sh
Own New
-
Grant·A
EVP, Chief Legal Officer
$0
162.5K sh
Own New
-
Grant·A
Director
$0
63.2K sh
Own New
-
Grant·A
Director
$0
63.2K sh
Own New
-
Grant·A
Director
$0
63.2K sh
Own New
-
Grant·A
EVP, Chief Operating Officer
$0
100.0K sh
Own New
-
Grant·A
EVP, Chief Operating Officer
$0
150.0K sh
Own New
-
Grant·A
EVP, Chief Operating Officer
$0
250.0K sh
Own New
| Date▾ | Insider | Type | Shares | Value |
|---|---|---|---|---|
| Jun 16, 2026 | Tanya Tamone | Exercise M | 42.5K | $0 |
| Jun 16, 2026 | Tanya Tamone | Exercise M | 42.5K | — |
| Jun 16, 2026 | Shaul Shani | Exercise M | 42.5K | $0 |
| Jun 16, 2026 | Shaul Shani | Exercise M | 42.5K | — |
| Jun 16, 2026 | Scott Mair | Exercise M | 67.5K | $0 |
| Jun 16, 2026 | Scott Mair | Exercise M | 67.5K | — |
| Jun 16, 2026 | Beatriz V Infante | Exercise M | 42.5K | $0 |
| Jun 16, 2026 | Beatriz V Infante | Exercise M | 42.5K | — |
| Jun 16, 2026 | Bruns H Grayson | Exercise M | 42.5K | $0 |
| Jun 16, 2026 | Bruns H Grayson | Exercise M | 42.5K | — |
| Jun 16, 2026 | Stewart R Ewing JR | Exercise M | 42.5K | $0 |
| Jun 16, 2026 | Stewart R Ewing JR | Exercise M | 42.5K | — |
| Jun 15, 2026 | Tanya Tamone | Grant A | 63.2K | $0 |
| Jun 15, 2026 | Louis Silver | Grant A | 63.2K | $0 |
| Jun 15, 2026 | Shaul Shani | Grant A | 63.2K | $0 |
| Jun 15, 2026 | Stephen J. Mccaffery | Grant A | 80.0K | $0 |
| Jun 15, 2026 | Stephen J. Mccaffery | Grant A | 120.0K | $0 |
| Jun 15, 2026 | Stephen J. Mccaffery | Grant A | 200.0K | $0 |
| Jun 15, 2026 | Eric S Marmurek KEY | Grant A | 60.0K | $0 |
| Jun 15, 2026 | Eric S Marmurek KEY | Grant A | 90.0K | $0 |
| Jun 15, 2026 | Eric S Marmurek KEY | Grant A | 150.0K | $0 |
| Jun 15, 2026 | Scott Mair | Grant A | 63.2K | $0 |
| Jun 15, 2026 | Patrick W Macken | Grant A | 65.0K | $0 |
| Jun 15, 2026 | Patrick W Macken | Grant A | 97.5K | $0 |
| Jun 15, 2026 | Patrick W Macken | Grant A | 162.5K | $0 |
| Jun 15, 2026 | Beatriz V Infante | Grant A | 63.2K | $0 |
| Jun 15, 2026 | Bruns H Grayson | Grant A | 63.2K | $0 |
| Jun 15, 2026 | Stewart R Ewing JR | Grant A | 63.2K | $0 |
| Jun 15, 2026 | Sam Bucci | Grant A | 100.0K | $0 |
| Jun 15, 2026 | Sam Bucci | Grant A | 150.0K | $0 |
| Jun 15, 2026 | Sam Bucci | Grant A | 250.0K | $0 |
About RBBN insider trading
This page tracks insider transactions for Ribbon Communications Inc. (RBBN) reported to the U.S. Securities and Exchange Commission on Form 4. Corporate insiders — directors, executive officers and beneficial owners of more than 10% of the stock — must disclose their trades within two business days. Open-market purchases (code P) and sales (code S) made at the insider's discretion are the most-watched opportunistic signals, while awards (A), option exercises (M) and tax-withholding (F) reflect compensation rather than conviction. Trades marked 10b5-1 were made under a pre-arranged plan and are considered routine. A cluster buy — several insiders buying within a short window — is historically a stronger bullish indicator than any single trade.