Calix, Inc. (CALX) SEC Filings & Earnings Calls

Memory Component Cost Pressure

“Our gross margin decreased by 170 basis points for the three months ended June 27, 2026 compared to the corresponding period in 2025, primarily related to increased component memory costs.” · word for word

Securities Class Action Lawsuit

“On May 27, 2026, a putative shareholder class action complaint captioned Noor v. Calix, Inc., et al., Case No. 5:26-cv-04993-PCP (the 'Securities Class Action'), was filed in the U.S. District Court for the Northern District of California” · word for word

Regulatory Risk - FCC Covered List

“On March 23, 2026, the FCC updated its 'Covered List' under Section 2 of the Secure and Trusted Communications Networks Act of 2019 to include consumer-grade routers produced outside of the U.S.” · word for word

Tariff and Trade Policy Risk

“The imposition of new duties, tariffs (and uncertainty related to the enforceability thereof), trade barriers and retaliatory countermeasures implemented by the U.S. and other governments and resulting impact on customer demand may have a material adverse effect on our business, financial condition and results of operations.” · word for word

Supply Chain Disruption Risk

“We face risks associated with dependence on third-party vendors; component prices volatility and shortages have in the past, currently are, and may in the future adversely affect our gross margin and results of operations” · word for word

Memory component cost inflation pressuring gross margins, especially appliance segment.

“industry-wide, rapid rise in memory component costs due to the demand from the building of AI data centers.” · word for word

Supply chain pressure from AI data center demand may persist.

“This demand is also pressuring the broader supply chain.” · word for word

DSO increased to 42 days (up 6 days seq, 18 days YoY) due to surcharge-related shipment delays.

“DSO was 42 days... up 6 days sequentially and 18 days year-over-year, reflecting a less linear quarter as the introduction of surcharges at the beginning of the quarter caused shipments to be delayed.” · word for word

Tariff-driven cost and margin pressure

“The implementation of significant changes to U.S. trade policies... will increase the cost of our U.S. manufactured products and components sourced outside of the U.S., which will result in an increase to our cost of revenue and may cause a reduction in our gross margin.” · word for word

FCC Covered List restriction on product support

“On March 23, 2026, the FCC updated its 'Covered List'... to include consumer-grade routers produced outside of the U.S. This action effectively bars the future importation, sale, or use of these products in the U.S. absent regulatory approval or waiver.” · word for word

Customer concentration and spending cyclicality

“Demand for our products depends on the magnitude and timing of capital spending by CXPs as they construct, expand, upgrade and maintain their access networks.” · word for word

No new risk signals; buyback increase is a capital allocation event, not an operational update.

Industry commoditization of speed-and-price connectivity could pressure margins over time.

“the commoditization of speed-and-price connectivity and the broader shift that is happening across all industries as the pace of AI-induced change increases” · word for word

Dependence on successful AI platform adoption for growth; execution risk.

“customers are now able to take advantage of AI workflows and agents as our product organization pivots from enabling AI on the platform to delivering tangible AI-driven outcomes” · word for word

Stockholder Proposal on Simple Majority Vote

“Proposal 5 – Govern by Majority Vote ... The Board recommends a vote AGAINST this proposal.”

Tariff Impact on Gross Margin

“will increase the cost of our U.S. manufactured products and components sourced outside of the U.S., which will result in an increase to our cost of revenue and may cause a reduction in our gross margin.” · word for word

Customer Concentration Risk

“Although we have not had a greater-than-10%-of-revenue customer since 2020, a large portion of our sales has been, and in the future may be, to a limited number of customers.” · word for word

Cybersecurity Incident Risk

“We and certain of our third-party providers have been subject to cyberattacks and other security incidents, and we expect such attacks and incidents to continue in varying degrees.” · word for word

Buyback program does not obligate company to repurchase shares and may be suspended.

“The repurchase program does not obligate the Company to acquire a particular amount of common stock, and the repurchase program may be suspended or discontinued at any time at the Company’s discretion.” · word for word

Inventory build to meet demand could lead to excess if demand slows.

“Inventory turns were 3.0 reflecting increased investments to address a robust demand environment.” · word for word

Tariff-driven cost increase

“Recent U.S. executive orders have resulted in tariffs on imports from numerous countries, including China and other Asian countries where our sole-source or limited-source suppliers are located. Consequently, absent policy changes, these actions will increase our cost of revenue.” · word for word

BXP capital spending cyclicality

“Reductions in capital expenditures by BXPs would have a material negative impact on our revenue and results of operations and slow our rate of revenue growth.” · word for word

BEAD program domestic content compliance

“Any failure of such products to meet BABA domestic content requirements would result in those products being ineligible for purchase and use by certain customers under the BEAD Program, and could result in lost sales.” · word for word

Dependence on broadband market and platform adoption.

“No significant risks highlighted.”