Company: CALX
Filing Date: 2025-07-22
Form Type: 10-Q
Source: 0001406666-25-000035
Chunk: 32

Company: CALIX, INC
Filing Date: 2025-07-22
Form: 10-Q
Item: Part I, Item 1
Chunk 32
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 months ended June 28, 2025, as compared to the same periods in 2024, was mainly due to higher shipments to Europe.

No customer accounted for more than 10% of the Company’s revenue for the three and six months ended June 28, 2025 and June 29, 2024.

Gross Profit and Gross Margin

The following table sets forth our gross profit and gross margin (dollars in thousands):

 Three Months EndedSix Months Ended June 28,2025June 29,2024VarianceinDollarsVarianceinPercentJune 28,2025June 29,2024VarianceinDollarsVarianceinPercentGross profit$136,295 $107,603 $28,692 27 %$259,003 $230,180 $28,823 13 %Gross margin56.3 %54.3 %56.0 %54.2 %

Gross profit increased to $136.3 million and $259.0 million for the three and six months ended June 28, 2025, from $107.6 million and $230.2 million during the corresponding periods in 2024. These increases were mainly due to the corresponding increases in revenue. Our gross margin increased by 200 and 180 basis points for the three and six months ended June 28, 2025, respectively, compared to the corresponding periods in 2024, primarily related to the continued growth in our platform, cloud and managed services being a greater percentage of our total revenue.

Operating Expenses

Sales and Marketing Expenses

The following table sets forth our sales and marketing expenses (dollars in thousands):

 Three Months EndedSix Months Ended June 28,2025June 29,2024VarianceinDollarsVarianceinPercentJune 28,2025June 29,2024VarianceinDollarsVarianceinPercentSales and marketing expenses$63,653 $52,238 $11,415 22 %$121,712 $106,135 $15,577 15 %Percent of revenue26 %26 %26 %25 %

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Table of Contents

Sales and marketing expenses for the three months ended June 28, 2025 increased by $11.4 million compared with the corresponding period in 2024 primarily due to increases in stock-based compensation of $6.