Key Highlights

● Nasdaq's Listing and Hearing Review Council affirmed the company's delisting on August 25, 2026.

● Shares have traded on the OTC Markets Expert Market under CMBMF since late March 2026.

● The company's most recently available filing cited a going-concern warning tied to covenant violations.

● A Debt Maturity on November 17, 2026 is the central near-term risk for the wireless broadband equipment maker.

Cambium Networks Corporation, a wireless broadband equipment maker, is back in focus after a long-running dispute with Nasdaq reached a further milestone. In an 8-K filed on August 31, 2026, the company said Nasdaq's Listing and Hearing Review Council affirmed on August 25 the decision to delist its shares, citing prior non-compliance with Listing Rule 5250(c)(1). The stock has been quoted on the OTC Markets Group's Expert Market under CMBMF since late March 2026.

Latest Company Context

Confirmed facts begin with the listing timeline. A Nasdaq Hearings Panel issued its determination on March 25, 2026, trading on Nasdaq was suspended on March 27, and the shares began Quotation on the Expert Market on March 30. The August 25 Listing Council decision affirmed the delisting. According to the August 8-K, Nasdaq's board may discretionarily review the decision under Rule 5825, but no such review had been initiated.

The company's financial position, from its most recent Quarterly Report we could access (six months ended June 30, 2025), was strained. Revenue was $73.1 million versus $92.3 million a year earlier, net loss was $21.1 million, cash was $16.0 million, and total debt of $66.3 million was classified as current. Management stated that substantial doubt exists about the company's ability to continue as a going concern, citing covenant violations and debt maturing on November 17, 2026. We could not locate more recent audited figures, so these numbers are dated.

Key Business and index Drivers

The first driver is debt. Whether the company can refinance, restructure or reach agreement with lenders before the November 17, 2026 maturity cited in its filing is central. Outcomes might include an amended arrangement, a sale, or a court-supervised process; none is confirmed.

The second is reporting. The delisting stemmed from filing non-compliance, and the Expert Market generally signals limited public information and restricted quotation. Investors may find it difficult to obtain timely, reliable data, which increases uncertainty.

The third is operations. Cambium sells fixed wireless broadband and Wi-Fi products to service providers and enterprises. Demand, channel inventory and restructuring savings, which included $1.8 million of charges through mid-2025, are all relevant to whether the business can stabilise.

Regarding indexes, Cambium is no longer a Nasdaq-listed security and we found no verified membership in any major index, so none is claimed. Delisted shares are typically removed from index-tracking vehicles, which can reduce institutional demand.

What Investors Should Watch

● Debt resolution: Any announcement before or around November 17, 2026 concerning forbearance, refinancing or restructuring.

● Delinquent filings: Whether the company files overdue periodic reports, which could improve transparency.

● Nasdaq board review: Though not initiated as of the August filing, a discretionary review remains a procedural possibility with uncertain consequences.

● Trading venue: Any change in quotation status on OTC Markets.

● Operating updates: Revenue, cash and covenant status in future filings.

● Strategic transactions: Potential asset sales or a merger, which could affect existing shareholders' interests.

Scenarios range from a negotiated restructuring that preserves some Equity value to outcomes in which equity holders receive little. These are possibilities, not forecasts.

A Delisted Name Facing a Near-Term Debt Deadline

As of October 5, 2026, Cambium Networks is a delisted, OTC-quoted company facing a near-term debt maturity and a going-concern warning in its latest accessible filing. The facts available are largely procedural and dated, and fresh financial information is limited.