4
File 001-01687
FORM 4
- Filing date
- 15 Jun 2026
- Reporting date
- 12 Jun 2026
- SEC evidence
- Open document Open filing
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Michael W. Lamach reports
- Company location
- Pittsburgh, PA
Michael W. Lamach has filed 237 SEC EDGAR filings since 23 Feb 2004
SEC filing history
Showing 1-25 of 216 matching filings.
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1
4
File 001-04119
PRIMARY DOCUMENT
- Filing date
- 03 Jun 2026
- Reporting date
- 01 Jun 2026
- SEC evidence
- Open document Open filing
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4
File 001-08974
FORM 4
- Filing date
- 26 May 2026
- Reporting date
- 22 May 2026
- SEC evidence
- Open document Open filing
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4
File 001-01687
FORM 4
- Filing date
- 17 Apr 2026
- Reporting date
- 15 Apr 2026
- SEC evidence
- Open document Open filing
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4
File 001-08974
FORM 4
- Filing date
- 16 Apr 2026
- Reporting date
- 15 Apr 2026
- SEC evidence
- Open document Open filing
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4
File 001-01687
FORM 4
- Filing date
- 13 Mar 2026
- Reporting date
- 12 Mar 2026
- SEC evidence
- Open document Open filing
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3
File 001-34362
FORM 3
- Filing date
- 12 Feb 2026
- Reporting date
- 03 Feb 2026
- SEC evidence
- Open document Open filing
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4
File 001-08974
FORM 4
- Filing date
- 06 Jan 2026
- Reporting date
- 02 Jan 2026
- SEC evidence
- Open document Open filing
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4
File 001-01687
FORM 4
- Filing date
- 15 Dec 2025
- Reporting date
- 12 Dec 2025
- SEC evidence
- Open document Open filing
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4
File 001-01687
FORM 4
- Filing date
- 15 Sep 2025
- Reporting date
- 12 Sep 2025
- SEC evidence
- Open document Open filing
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4
File 001-01687
FORM 4
- Filing date
- 16 Jun 2025
- Reporting date
- 12 Jun 2025
- SEC evidence
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4
File 001-04119
PRIMARY DOCUMENT
- Filing date
- 03 Jun 2025
- Reporting date
- 01 Jun 2025
- SEC evidence
- Open document Open filing
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4
File 001-08974
FORM 4
- Filing date
- 21 May 2025
- Reporting date
- 20 May 2025
- SEC evidence
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4
File 001-01687
FORM 4
- Filing date
- 18 Apr 2025
- Reporting date
- 16 Apr 2025
- SEC evidence
- Open document Open filing
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4
File 001-08974
FORM 4
- Filing date
- 17 Apr 2025
- Reporting date
- 15 Apr 2025
- SEC evidence
- Open document Open filing
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4
File 001-01687
FORM 4
- Filing date
- 13 Mar 2025
- Reporting date
- 12 Mar 2025
- SEC evidence
- Open document Open filing
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4
File 001-08974
FORM 4
- Filing date
- 06 Jan 2025
- Reporting date
- 02 Jan 2025
- SEC evidence
- Open document Open filing
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4
File 001-01687
FORM 4
- Filing date
- 13 Dec 2024
- Reporting date
- 12 Dec 2024
- SEC evidence
- Open document Open filing
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4
File 001-01687
FORM 4
- Filing date
- 13 Sep 2024
- Reporting date
- 12 Sep 2024
- SEC evidence
- Open document Open filing
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4
File 001-01687
FORM 4
- Filing date
- 14 Jun 2024
- Reporting date
- 12 Jun 2024
- SEC evidence
- Open document Open filing
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4
File 001-04119
PRIMARY DOCUMENT
- Filing date
- 04 Jun 2024
- Reporting date
- 01 Jun 2024
- SEC evidence
- Open document Open filing
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4
File 001-08974
FORM 4
- Filing date
- 16 May 2024
- Reporting date
- 14 May 2024
- SEC evidence
- Open document Open filing
- Next action
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4
File 001-01687
FORM 4
- Filing date
- 19 Apr 2024
- Reporting date
- 17 Apr 2024
- SEC evidence
- Open document Open filing
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4
File 001-08974
FORM 4
- Filing date
- 17 Apr 2024
- Reporting date
- 15 Apr 2024
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
File 001-01687
FORM 4
- Filing date
- 13 Mar 2024
- Reporting date
- 12 Mar 2024
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing