8-K - Ribbon Communications Inc. (0001708055) (Filer)
Published . Updated .
8-K - Ribbon Communications filed an 8-K with the SEC on Oct 27 (a notice of a material company event).
Directly affected
- RBBN Ribbon Communications-29.7% 10d
Named in this report.
Indirectly affected
- XLK Technology Select Sector SPDR+9.1% 16d
Technology Select Sector SPDR holds the technology sector that Ribbon Communications belongs to, so it often moves with news about it.
- IOT Samsara+7.0% 30d
Samsara is a peer of Ribbon Communications in computer integrated systems design; rivals often move on the same news.
- LDOS Leidos Holdings+15.9% 10d
Leidos Holdings is a peer of Ribbon Communications in computer integrated systems design; rivals often move on the same news.
- GDDY GoDaddy+5.3% 30d
GoDaddy is a peer of Ribbon Communications in computer integrated systems design; rivals often move on the same news.
- CACI CACI International+9.8% 30d
CACI International is a peer of Ribbon Communications in computer integrated systems design; rivals often move on the same news.
- IONQ IonQ-10.5% 30d
IonQ is a peer of Ribbon Communications in computer integrated systems design; rivals often move on the same news.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| RBBN | -3.19% | -0.35% | base | +2.84% | after close | after close | after close |
| XLKNo price data for this ticker | — | — | — | — | — | — | — |
| IOTNo price data for this ticker | — | — | — | — | — | — | — |
| LDOSNo price data for this ticker | — | — | — | — | — | — | — |
| GDDYNo price data for this ticker | — | — | — | — | — | — | — |
| CACINo price data for this ticker | — | — | — | — | — | — | — |
| IONQNo price data for this ticker | — | — | — | — | — | — | — |
Closing-price change versus T-1, the last close before the story. T0 to T+3 fill in after each market close. Prices: Alpaca IEX.
Market Call
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Filed: 2026-10-27 AccNo: 0001104659-26-119166 Size: 520 KB Item 2.02: Results of Operations and Financial Condition Item 9.01: Financial Statements and Exhibits
Source: sec-edgar
Ribbon Communications (RBBN) since “8-K - Ribbon Communications Inc. (0001708055) (Filer),” compared with the market
| Company | When | Move | Status |
|---|---|---|---|
| Ribbon Communications (RBBN) | that day | +2.84% | still updating |
| Ribbon Communications (RBBN) | three days earlier | -0.35% | final price |
| Ribbon Communications (RBBN) | five days earlier | -3.19% | final price |
Trades by members of Congress and officials in the stocks in this story
- Scott A Kupor, an executive branch official, sold Samsara (IOT), worth $1,000,001 - $5,000,000 on 21 Aug 2026. That is 67 days before publication. Filed 24 Oct 2026. View the filing.
- Rep. Gilbert Cisneros bought GoDaddy (GDDY), worth $1,001 - $15,000 on 18 Aug 2026. That is 70 days before publication. Filed 10 Sep 2026. View the filing.
- Rep. Lisa McClain bought Caci International (CACI) (held by a spouse), worth $15,001 - $50,000 on 14 Sep 2026. That is 43 days before publication. Filed 12 Oct 2026. View the filing.
Public disclosure filings, not a recommendation. The filing link is the source document. News use of these reports still sits under 5 U.S.C. § 13107(c).
Who gains and who loses around Ribbon Communications (RBBN)
Companies carried with this story
- RBBN Ribbon Communications
Ribbon Communications (RBBN) is linked, with no stored direction, high confidence in the 27 Oct 2026 story “8-K - Ribbon Communications Inc. (0001708055) (Filer).” Reason on file: SEC 8-K filing -> direct issuer disclosure -> RBBN
How “8-K - Ribbon Communications Inc. (0001708055) (Filer)” reaches Ribbon Communications (RBBN)
Ribbon Communications (RBBN) is the company in “8-K - Ribbon Communications Inc. (0001708055) (Filer),” the 27 Oct 2026 this story story.
What ties Ribbon Communications (RBBN) to the headline is this: SEC 8-K filing -> direct issuer disclosure -> RBBN
Dates and price levels for Ribbon Communications (RBBN)
RBBN traded between 1.34 and 2.04 across 10 sessions. The latest close on file is 1.41.
A simple score for Ribbon Communications (RBBN)
14 out of 100Price not final
“8-K - Ribbon Communications Inc. (0001708055) (Filer)” scores 14 out of 100. The score uses 1 sources, and 1 linked companies. The price is not final yet.