As Of	Filer	Filing¹	For·On·As	Docs:Size	Issuer		Filing Agent

  5/7/24  L.B. Foster Co.                   10-Q        3/31/24   77:5.9M                                                            
  5/7/24  L.B. Foster Co.                   8-K:2,9      5/7/24   11:531K                                                            
  5/3/24  L.B. Foster Co.                   8-K:5,9     4/30/24   10:143K                                                            
 4/12/24  L.B. Foster Co.                   ARS        12/31/23    1:11M                                    Broadridge Fin’l So… Inc 
 4/12/24  L.B. Foster Co.                   DEFA14A                1:1.5M                                   Broadridge Fin’l So… Inc 
 4/12/24  L.B. Foster Co.                   DEF 14A     5/23/24    1:4.8M                                   Broadridge Fin’l So… Inc 
  4/9/24  Treacy William                    4          Officer²    1:10K  L.B. Foster Co.                   L.B. Foster Co.          
  4/9/24  Thalman William M                 4          Officer²    1:9K   L.B. Foster Co.                   L.B. Foster Co.          
  4/9/24  Lippard Gregory W                 4          Officer²    1:9K   L.B. Foster Co.                   L.B. Foster Co.          
  4/9/24  Kelly Brian H                     4          Officer²    1:10K  L.B. Foster Co.                   L.B. Foster Co.          
  4/9/24  Kasel John F                      4          Dir.,Off.²  1:9K   L.B. Foster Co.                   L.B. Foster Co.          
  4/9/24  Guinee Patrick J.                 4          Officer²    1:9K   L.B. Foster Co.                   L.B. Foster Co.          
  3/8/24  Kasel John F                      4/A        Dir.,Off.²  1:6K   L.B. Foster Co.                   L.B. Foster Co.          
  3/8/24  Kasel John F                      4/A        Dir.,Off.²  1:5K   L.B. Foster Co.                   L.B. Foster Co.          
  3/8/24  Kasel John F                      4/A        Dir.,Off.²  1:10K  L.B. Foster Co.                   L.B. Foster Co.          
  3/6/24  L.B. Foster Co.                   10-K       12/31/23  128:12M                                                             
  3/5/24  Thalman William M                 4          Officer²    1:5K   L.B. Foster Co.                   L.B. Foster Co.          
  3/5/24  L.B. Foster Co.                   8-K:2,9      3/5/24   11:650K                                                            
  3/4/24  Jones Peter David Vaughan         4          Officer²    1:6K   L.B. Foster Co.                   L.B. Foster Co.          
 2/27/24  Treacy William                    4          Officer²    1:5K   L.B. Foster Co.                   L.B. Foster Co.          

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¹	Filing/Form Types:  -K
	4	Statement of Changes in Beneficial Ownership of Securities by an Insider — Form 4 { The Filer is an Insider² of the Issuer }.
	8-K	Current Report — Form 8-K { Item 1: Business & Operations;  2: Financial Info;  3: Securities & Trading;  4: Accountants & Accounting;  5: Governance & Management;  6: Asset-Backed Securities;  7: Disclosures;  8: Events;  9: Financials }.
	10-K	Annual Report — Form 10-K.
	10-Q	Quarterly Report — Form 10-Q.
	ARS	Annual Report to Security Holders.
	DEF 14A	Definitive Proxy Statement — Schedule 14A.
	DEFA14A	Definitive Additional Proxy Soliciting Material — Schedule 14A.
	/A	Amendment to, or Amended version of, a previous Filing of this Type.
²	Insider:  The Filer is a Director, Officer, 10% Owner and/or Other “insider” of the Issuer.