CNM insider transaction filings

Core & Main, Inc. — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-05. Screen CNM transaction legs live →

FiledFormInsiderReported transactionsSource
2026-08-054Harper Carla D — Senior VP, Human ResourcesTax withholding (F): 242 @ $46.32EDGAR
2026-07-234HUEBERT MICHAEL G. — PresidentTax withholding (F): 1,301 @ $43.75EDGAR
2026-07-084Hope James D — DirectorPurchase (P): 2,067 @ $46.01EDGAR
2026-06-244Castellano James G — DirectorGrant/award (A): 2,799 @ $0EDGAR
2026-06-244Gipson Dennis G — DirectorGrant/award (A): 2,799 @ $0EDGAR
2026-06-244Kimbrough Orvin T — DirectorGrant/award (A): 2,799 @ $0EDGAR
2026-06-244Harper Carla D — Senior VP, Human ResourcesTax withholding (F): 568 @ $47.25EDGAR
2026-06-244Amirthalingam Bhavani — DirectorGrant/award (A): 2,799 @ $0EDGAR
2026-06-244Buck Robert M — DirectorGrant/award (A): 2,799 @ $0EDGAR
2026-06-244Hardwick M Susan — DirectorGrant/award (A): 2,799 @ $0EDGAR
2026-06-244NEWMAN MARGARET — DirectorGrant/award (A): 2,799 @ $0EDGAR
2026-06-244Hope James D — DirectorGrant/award (A): 2,799 @ $0EDGAR
2026-06-244MAZZARELLA KATHLEEN M — DirectorGrant/award (A): 2,799 @ $0EDGAR
2026-04-214Bradbury Robyn L — Chief Financial OfficerConversion (C): 5,000 @ $0 · Sale (S): 1,647 @ $51.94 · Sale (S): 3,353 @ $52.84 · Other (J): 5,000 (derivative) @ $0 · Other (J): 5,000 (derivative) @ $0 · Conversion (C): 5,000 (derivative) @ $0EDGAR
2026-04-094Hope James D — DirectorPurchase (P): 1,972 @ $50.70EDGAR
2026-04-024Hardwick M Susan — DirectorGrant/award (A): 580 @ $0EDGAR
2026-03-134Giles Jeffrey D — EVP, Corporate DevelopmentGrant/award (A): 3,021 @ $0 · Grant/award (A): 21,585 (derivative) @ $0EDGAR
2026-03-134Whittenburg Mark G — General Counsel and SecretaryTax withholding (F): 331 @ $49.16EDGAR
2026-03-134Bradbury Robyn L — Chief Financial OfficerTax withholding (F): 404 @ $49.16 · Grant/award (A): 4,824 @ $0 · Grant/award (A): 34,488 (derivative) @ $0EDGAR
2026-03-134Witkowski Mark R — Chief Executive Officer, DirectorTax withholding (F): 1,685 @ $49.16 · Grant/award (A): 18,372 @ $0 · Grant/award (A): 131,382 (derivative) @ $0EDGAR
2026-03-134Cowles Bradford A — PresidentTax withholding (F): 607 @ $49.16 · Grant/award (A): 7,086 @ $0 · Grant/award (A): 50,676 (derivative) @ $0EDGAR
2026-03-134Stephens John Weldon — Chief Accounting OfficerTax withholding (F): 107 @ $49.16 · Grant/award (A): 936 @ $0 · Grant/award (A): 6,684 (derivative) @ $0EDGAR
2026-03-134Harper Carla D — Senior VP, Human ResourcesTax withholding (F): 89 @ $49.16 · Grant/award (A): 2,463 @ $0 · Grant/award (A): 17,598 (derivative) @ $0EDGAR
2026-03-134HUEBERT MICHAEL G. — PresidentTax withholding (F): 447 @ $49.16 · Grant/award (A): 10,500 @ $0 · Grant/award (A): 37,539 (derivative) @ $0EDGAR
2026-03-114Whittenburg Mark G — General Counsel and SecretaryTax withholding (F): 278 @ $49.96 · Tax withholding (F): 557 @ $49.38EDGAR
2026-03-114Harper Carla D — Senior VP, Human ResourcesTax withholding (F): 77 @ $49.96 · Tax withholding (F): 189 @ $49.38EDGAR
2026-03-114Stephens John Weldon — Chief Accounting OfficerTax withholding (F): 94 @ $49.96 · Tax withholding (F): 198 @ $49.38EDGAR
2026-03-114Cowles Bradford A — PresidentTax withholding (F): 435 @ $49.96 · Tax withholding (F): 741 @ $49.38EDGAR
2026-03-114Witkowski Mark R — Chief Executive Officer, DirectorTax withholding (F): 478 @ $49.96 · Tax withholding (F): 937 @ $49.38EDGAR
2026-03-114Bradbury Robyn L — Chief Financial OfficerTax withholding (F): 270 @ $49.96 · Tax withholding (F): 205 @ $49.38EDGAR
2026-03-114HUEBERT MICHAEL G. — PresidentTax withholding (F): 350 @ $49.96EDGAR
2026-03-114LeClair Stephen O — Executive Chair, DirectorTax withholding (F): 1,519 @ $49.96 · Tax withholding (F): 3,081 @ $49.38EDGAR
2026-01-284Giles Jeffrey D — EVP, Corporate DevelopmentGrant/award (A): 4,377 @ $0 · Grant/award (A): 10,617 (derivative) @ $0EDGAR
2026-01-024Whittenburg Mark G — General Counsel and SecretaryGift (G): 25,500 (derivative) @ $0EDGAR
2025-09-164Stephens John Weldon — Chief Accounting OfficerOption exercise (M): 12,717 @ $20.81 · Option exercise (M): 12,717 (derivative) @ $0EDGAR
2025-09-054Harper Carla D — Senior VP, Human ResourcesGrant/award (A): 2,091 @ $0EDGAR
2025-08-204Witkowski Mark R — Chief Executive Officer, DirectorConversion (C): 100,000 @ $0 · Sale (S): 100,000 @ $64.08 · Other (J): 100,000 (derivative) @ $0 · Other (J): 100,000 (derivative) @ $0 · Conversion (C): 100,000 (derivative) @ $0EDGAR
2025-07-234Bradbury Robyn L — Chief Financial OfficerConversion (C): 5,000 @ $0 · Sale (S): 5,000 @ $64.51 · Other (J): 5,000 (derivative) @ $0 · Other (J): 5,000 (derivative) @ $0 · Conversion (C): 5,000 (derivative) @ $0EDGAR
2025-07-234HUEBERT MICHAEL G. — PresidentTax withholding (F): 1,337 @ $65.03EDGAR
2025-07-214Castellano James G — DirectorConversion (C): 34,674 @ $0 · Sale (S): 43,994 @ $61.98 · Other (J): 34,674 (derivative) @ $0 · Other (J): 34,674 (derivative) @ $0 · Conversion (C): 34,674 (derivative) @ $0EDGAR
2025-07-214Kimbrough Orvin T — DirectorOther (J): 5 @ $0 · Other (J): 5 @ $0 · Conversion (C): 23,957 @ $0 · Sale (S): 23,962 @ $61.77 · Other (J): 23,957 (derivative) @ $0 · Other (J): 23,957 (derivative) @ $0 · +2 moreEDGAR
2025-07-214Witkowski Mark R — Chief Executive Officer, DirectorConversion (C): 100,000 @ $0 · Sale (S): 72,331 @ $61.12 · Sale (S): 27,669 @ $61.63 · Other (J): 100,000 (derivative) @ $0 · Other (J): 100,000 (derivative) @ $0 · Conversion (C): 100,000 (derivative) @ $0EDGAR
2025-07-084LeClair Stephen O — Executive Chair, DirectorOption exercise (M): 80,028 @ $20.81 · Sale (S): 80,028 @ $62.27 · Option exercise (M): 44,972 @ $20.81 · Sale (S): 44,972 @ $61.91 · Option exercise (M): 80,028 (derivative) @ $0 · Option exercise (M): 44,972 (derivative) @ $0EDGAR
2025-07-034Bradbury Robyn L — Chief Financial OfficerOther (J): 43 @ $0 · Other (J): 43 @ $0 · Conversion (C): 24,957 @ $0 · Sale (S): 13,363 @ $59.97 · Sale (S): 11,318 @ $61.08 · Sale (S): 319 @ $61.58 · +3 moreEDGAR
2025-06-264Castellano James G — DirectorGrant/award (A): 2,189 @ $0EDGAR
2025-06-264Gipson Dennis G — DirectorGrant/award (A): 2,189 @ $0EDGAR
2025-06-264Kimbrough Orvin T — DirectorGrant/award (A): 2,189 @ $0EDGAR
2025-06-264Amirthalingam Bhavani — DirectorGrant/award (A): 2,189 @ $0EDGAR
2025-06-264Buck Robert M — DirectorGrant/award (A): 2,189 @ $0EDGAR
2025-06-264NEWMAN MARGARET — DirectorGrant/award (A): 2,189 @ $0EDGAR

Recent 8-K events — Core & Main, Inc.

FiledFormItems reportedSource
2026-07-028-K1.01 — Entry into a Material Definitive Agreement
9.01 — Financial Statements and Exhibits
EDGAR
2026-06-258-K8.01 — Other Events
9.01 — Financial Statements and Exhibits
EDGAR
2026-06-238-K5.07 — Submission of Matters to a Vote of Security Holders
9.01 — Financial Statements and Exhibits
EDGAR
2026-06-228-K8.01 — Other Events
9.01 — Financial Statements and Exhibits
EDGAR
2026-06-108-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-04-108-K8.01 — Other Events
9.01 — Financial Statements and Exhibits
EDGAR
2026-03-278-K5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers
9.01 — Financial Statements and Exhibits
EDGAR
2026-03-248-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2025-12-098-K2.02 — Results of Operations and Financial Condition
8.01 — Other Events
9.01 — Financial Statements and Exhibits
EDGAR
2025-09-098-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
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