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Builders FirstSource, Inc.

For the period ended Sep 30, 2026. Filed Oct 29, 2026.

View on SEC.gov

About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Sep 30, 2026 · Filed Oct 29, 2026

BLDR$62.54-4.5%Stored close · as of Nov 6, 2026

What changed in Risk Factors?

Read the current filing

Previous report: 10-Q

Period ended 2026-06-30; filed 2026-07-30.

0001193125-26-325451

Item 1A. Risk FactorsUnregistered Sales of Equity Securities and Use of Proceeds

Current report: 10-Q

Period ended 2026-09-30; filed 2026-10-29.

0001193125-26-437728

Item 1A. Risk FactorsUnregistered Sales of Equity Securities and Use of Proceeds

The baseline is this issuer’s latest earlier reporting period of the same form that was filed before the current report. A previous 10-Q is a different quarter, not a year-over-year comparison. Amendments are excluded.

Compared 8 previous paragraphs and 8 current paragraphs.

6 unchanged; 2 reworded; 0 added; 0 removed; 0 previous and 0 current paragraphs rearranged.

Tables are not compared: 1 previous and 1 current tables excluded. Dates, whitespace, punctuation and numbering changes are ignored; changes to financial figures remain significant.

A changed paragraph is not evidence that risk increased or decreased. An unchanged paragraph does not establish that risk stayed the same.

The current filing states there were no material changes to risk factors.

This is the filer’s own statement, not a conclusion from the comparison. Read its qualifications and the report it references.

Current filing’s statement

There were no material changes to the risk factors reported in Part I, “Item 1A. Risk Factors” in our 2025 Form 10-K.
Reworded paragraphs (2)

Previous wording

The following table provides information with respect to the purchases of our common stock during the second quarter of fiscal year 2026:

Current wording

The following table provides information with respect to the purchases of our common stock during the third quarter of fiscal year 2026:

Previous wording

In the second quarter of 2026, the Company did not repurchase or retire shares pursuant to the share repurchase plan authorized by our board of directors. The 27,170 shares presented in the table above represent stock tendered in order to meet tax withholding requirements for restricted stock units vested. Share repurchases under the program may be made through a variety of methods, which may include open market purchases, block trades, accelerated share repurchases, trading plans in accordance with Rule 10b-5 or Rule 10b-18 under the Exchange Act, or any combination of such methods. The program does not obligate the Company to acquire any particular amount of its common stock, and the share repurchase program may be suspended or discontinued at any time at the Company’s discretion.

Current wording

In the third quarter of 2026, the Company did not repurchase or retire shares pursuant to the share repurchase plan authorized by our board of directors. The 2,800 shares presented in the table above represent stock tendered in order to meet tax withholding requirements for restricted stock units vested. Share repurchases under the program may be made through a variety of methods, which may include open market purchases, block trades, accelerated share repurchases, trading plans in accordance with Rule 10b5-1 or Rule 10b-18 under the Exchange Act, or any combination of such methods. The program does not obligate the Company to acquire any particular amount of its common stock, and the share repurchase program may be suspended or discontinued at any time at the Company’s discretion.