CALX — what changed in the latest 10-Q
A section-by-section comparison of CALX's newest periodic SEC filing (10-K/10-Q) against the prior same-form filing: paragraphs added and removed per section, with verbatim excerpts. Purely a deterministic text diff — no similarity scores, no directional read, not investment advice.
Comparing 10-Q · 2026-07-21 vs the prior 10-Q · 2026-04-22
| Section | Outcome | Added | Removed | Minor | Unchanged |
|---|---|---|---|---|---|
| MD&A | Text added/removed | +13 | −11 | ~19 | 17 |
| Market risk (Item 3) | Text added/removed | +1 | −2 | ~3 | 3 |
| Controls & procedures | Text added/removed | +1 | 0 | ~2 | 1 |
| Legal proceedings | No paragraph-level changes | 0 | 0 | 0 | 1 |
| Risk factors | Some risk factors updated | +43 | −33 | ~23 | 123 |
| Other information | Text added/removed | +2 | −3 | ~1 | 0 |
Counts are paragraphs; added/removed means text added or removed vs the prior filing — no direction or judgement implied.
Representative excerpts
Up to 5 excerpts of about 300 characters per section, quoted verbatim from the two SEC filings.
MD&A
Text added vs the prior filing · source: 10-Q · 2026-07-21
One customer accounted for 12% of our revenue for the three months ended June 27, 2026. No customer accounted for more than 10% of our revenue for the six months ended June 27, 2026 or the three and six months ended June 28, 2025.
Sales and marketing expenses for the six months ended June 27, 2026 increased by $4.1 million compared with the corresponding period in 2025 primarily due to increases in personnel expenses of $6.2 million, mostly related to incentive compensation and increased headcount, marketing expenses of $1.2 …
For the three and six months ended June 27, 2026, sales and marketing expenses as a percentage of revenue decreased to 21% from 26% and 22% from 26%, respectively, mainly due to increased revenue. We expect our investments in sales and marketing will increase in absolute dollars on a year-over-year …
Research and development expenses for the three months ended June 27, 2026 increased by $7.0 million as compared with the corresponding period in 2025 mainly due to increases in personnel expenses of $4.3 million mostly related to increased headcount, allocated shared services expenses of $1.0 milli…
Research and development expenses for the six months ended June 27, 2026 increased by $17.6 million as compared with the corresponding period in 2025 mainly due to increases in personnel expenses of $9.4 million mostly related to increased headcount, outside services of $4.4 million, allocated share…
Text removed vs the prior filing · source: 10-Q · 2026-04-22
No customer accounted for more than 10% of our revenue for the three months ended March 28, 2026 or March 29, 2025.
For the three months ended March 28, 2026, sales and marketing expenses as a percentage of revenue declined compared to the year ago period due to increased revenue. We expect our investments in sales and marketing will increase in absolute dollars on a year-over-year basis, but decline as a percent…
Research and development expenses for the three months ended March 28, 2026 increased by $10.7 million as compared with the corresponding period in 2025 mainly due to increases in personnel expenses of $5.1 million, outside services of $3.7 million, stock-based compensation expense of $0.8 million, …
For the three months ended March 28, 2026, research and development expenses as a percentage of gross profit decreased to 34% from 36% due to the increase in revenue and gross margin and we expect our investments in research and development to increase in absolute dollars and as a percentage of gros…
General and administrative expenses for the three months ended March 28, 2026 increased by $1.7 million as compared with the corresponding period in 2025 mainly due to increases in personnel expenses of $1.0 million, mostly related to incentive compensation and increased headcount.
Market risk (Item 3)
Text added vs the prior filing · source: 10-Q · 2026-07-21
We have certain assets and liabilities, primarily accounts receivable and accounts payable (including inter-company transactions) that are denominated in currencies other than the relevant entity’s functional currency. In certain circumstances, changes in the functional currency value of these asset…
Text removed vs the prior filing · source: 10-Q · 2026-04-22
We have certain assets and liabilities, primarily accounts receivable and accounts payable (including inter-company transactions) that are denominated in currencies other than the relevant entity’s functional currency. In certain circumstances,
changes in the functional currency value of these assets and liabilities create fluctuations in our reported consolidated financial position, cash flows and results of operations. Periodically, we use derivatives to hedge against fluctuations in foreign exchange rates. We do not enter into derivativ…
Controls & procedures
Text added vs the prior filing · source: 10-Q · 2026-07-21
Furthermore, the design of a control system must reflect the fact that there are internal resource constraints, and the benefit of controls must be weighed relative to their corresponding costs. Because of the limitations in all control systems, no evaluation of controls can provide complete assuran…
Risk factors
Text added vs the prior filing · source: 10-Q · 2026-07-21
•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; and our mitigation strategies may be of limited or temporary value.
•We have a history of fluctuations in our gross margin and operating results, and we expect continued fluctuations as memory component costs, advance-purchased supply depletion, surcharge recovery, customer and product mix, and cloud costs evolve, which can make it difficult to predict our future pe…
enhancements or provide effective support, it could adversely affect our ability to sell our products to existing customers and harm our reputation with potential new customers. As a result, our failure to maintain high quality support and services could result in the loss of customers, which would …
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; and our mitigation strategies may be of limited or temporary value.
We materially depend upon third-party vendors for our complex global supply-chain operations, including for services to develop, design and source components and materials as well as manufacture, transport and deliver our products. If any of these vendors stop providing their services, for any reaso…
Text removed vs the prior filing · source: 10-Q · 2026-04-22
•We face risks associated with being materially dependent upon third-party vendors; certain factors such as component shortages that affect our business as a result of those dependencies have and could continue to disrupt our business and adversely impact our gross margin and results of operations.
•We have a history of fluctuations in our gross margin and operating results, which can make it difficult to predict our future performance and could cause the market price of our stock to decline.
We face risks associated with being materially dependent upon third-party vendors; certain factors such as component shortages that affect our business as a result of those dependencies have and could continue to disrupt our business and adversely impact our gross margin and results of operations.
We materially depend upon third-party vendors for our complex global supply-chain operations, including for services to develop, design and source components and materials as well as manufacture, transport and deliver our products. If any of these vendors stop providing their services, for any reaso…
•Limited sources and sole-sourced supply. We are dependent upon sole-source or limited-source suppliers for some key product components such as chipsets, certain of our application-specific integrated circuit processors and memory and resistor components, including certain components sourced solely …
Other information
Text added vs the prior filing · source: 10-Q · 2026-07-21
Carl Russo, Chairman of the Board of Directors of the Company, is Trustee of The Crescentico Trust U/A DTD 09/06/1999. On April 23, 2026, The Crescentico Trust adopted a Rule 10b5-1 trading arrangement that is intended to satisfy the affirmative defense of Rule 10b5-1(c) of the Securities Exchange A…
for the sale of up to 300,000 shares of Common Stock, at market prices, commencing July 2026, and continuing until May 28, 2027.
Text removed vs the prior filing · source: 10-Q · 2026-04-22
On February 17, 2026, Cory Sindelar, Chief Financial Officer of the Company, adopted a Rule 10b5-1 trading arrangement (the “Sindelar 10b5-1 Plan”) that is intended to satisfy the affirmative defense of Rule 10b5-1(c) of the Securities Exchange Act of 1934, as amended. The Sindelar 10b5-1 Plan allow…
On February 17, 2026, Shane Eleniak, Chief Product Officer of the Company, adopted a Rule 10b5-1 trading arrangement (the “Eleniak 10b5-1 Plan”) that is intended to satisfy the affirmative defense of Rule 10b5-1(c) of the Securities Exchange Act of 1934, as amended. The Eleniak 10b5-1 Plan allows fo…
On February 19, 2026, Michael Weening, Director, President and Chief Executive Officer of the Company, adopted a Rule 10b5-1 trading arrangement (the “Weening 10b5-1 Plan”) that is intended to satisfy the affirmative defense of Rule 10b5-1(c) of the Securities Exchange Act of 1934, as amended. The W…
How to read Risk Factors (Item 1A) in a 10-Q
A 10-Q risk-factor section usually takes one of three forms; this page classifies it as one of:
- Pointer — the filer states there have been no material changes and points back to the annual 10-K risk factors; there is no own risk text to compare this quarter.
- Partial update — the filer carves out specific updated risks ("except as set forth below"); the excerpts show exactly what is new this quarter.
- Restated in full — the quarter carries the complete risk-factor text. When the prior quarter was only a pointer there is no prior full text to diff against, so the page flags the section as restated instead.
This describes the filing structure only — it is never a judgement on whether risk went up or down.
Source: text-level diff of the two SEC EDGAR filings · deterministic (no AI-generated content) · for reference only · not investment advice