Buck Robert M — SEC Form 4 filings
SEC reporting owner CIK 1644960. 12 Form 4 filings on record with FilingPulse; latest filed 2026-07-01.
Transaction summary — filings shown
Covers all 12 filings on record, filed 2024-02-21 to 2026-07-01. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 5 legs across 5 filings — 24,850 shares, $10,472,372 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 16.
- Largest priced transaction: sale of 7,350 shares @ $415.19 ($3,051,646) in QXO Insulation, LLC, filed 2025-08-08.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| QXO Insulation, LLC (BLD) | CEO, Director | 9 | — | 5 legs · 24,850 sh · $10,472,372 | 13 |
| Core & Main, Inc. (CNM) | Director | 3 | — | — | 3 |
Form 4 filings — Buck Robert M
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-07-01 | 4 | QXO Insulation, LLC (BLD) | Disposition to issuer (D): 40,372 @ $0 · Disposition to issuer (D): 10,327 @ $0 · Disposition to issuer (D): 23,688 @ $0 | EDGAR |
| 2026-06-24 | 4 | Core & Main, Inc. (CNM) | Grant/award (A): 2,799 @ $0 | EDGAR |
| 2026-02-18 | 4 | TopBuild Corp (BLD) | Grant/award (A): 4,294 @ $545.06 · Grant/award (A): 3,220 @ $545.06 · Grant/award (A): 3,220 @ $545.06 | EDGAR |
| 2025-12-12 | 4 | TopBuild Corp (BLD) | Sale (S): 5,000 @ $453.39 | EDGAR |
| 2025-11-10 | 4 | TopBuild Corp (BLD) | Sale (S): 5,000 @ $418.01 | EDGAR |
| 2025-08-08 | 4 | TopBuild Corp (BLD) | Sale (S): 7,350 @ $415.19 | EDGAR |
| 2025-06-26 | 4 | Core & Main, Inc. (CNM) | Grant/award (A): 2,189 @ $0 | EDGAR |
| 2025-02-20 | 4 | TopBuild Corp (BLD) | Grant/award (A): 6,598 @ $321.33 · Grant/award (A): 4,949 @ $321.33 · Grant/award (A): 4,949 @ $321.33 | EDGAR |
| 2024-06-28 | 4 | Core & Main, Inc. (CNM) | Grant/award (A): 2,449 @ $0 | EDGAR |
| 2024-06-13 | 4 | TopBuild Corp (BLD) | Sale (S): 2,500 @ $418.05 | EDGAR |
| 2024-05-10 | 4 | TopBuild Corp (BLD) | Sale (S): 5,000 @ $403.72 · Option exercise (M): 10,269 (derivative) @ $405.21 | EDGAR |
| 2024-02-21 | 4 | TopBuild Corp (BLD) | Grant/award (A): 4,900 @ $383.69 · Grant/award (A): 3,675 @ $383.69 · Grant/award (A): 3,675 @ $383.69 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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