Document:

EX-4.3

 Exhibit 4.3 

Execution Version 

FIRST SUPPLEMENTAL INDENTURE 

FIRST SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of February 10, 2021, among Silgan
Holdings LLC, Silgan Corporation, Silgan Containers LLC, Silgan Plastics LLC, Silgan White Cap LLC, Silgan Containers Manufacturing Corporation, Silgan Plastics Corporation, Silgan Tubes Holding Company, Silgan White Cap Corporation, Silgan Closures
International Holding Company, Silgan White Cap Americas LLC, Silgan Equipment Company, Silgan ipec Corporation, Silgan Plastic Food Containers Corporation, Portola Packaging LLC, Silgan Dispensing Systems Holdings Company, Silgan Dispensing Systems
Corporation, Silgan Dispensing Systems Slatersville LLC, Silgan Dispensing Systems Thomaston Corporation, Silgan Dispensing Systems Metal Holdings Corporation, Silgan Dispensing Systems Metal Real Estate Corporation, Silgan Dispensing Systems Covit
America Corporation (each a “Guaranteeing Subsidiary” and collectively the “Guaranteeing Subsidiaries”), each a subsidiary of Silgan Holdings Inc. (or its permitted successor), a Delaware corporation (the
“Company”), the Company, U.S. Bank National Association, as trustee under the Indenture referred to below (the “Trustee”), Elavon Financial Services DAC, UK Branch, as paying agent in respect of the Euro Notes, and
Elavon Financial Services DAC, as registrar and transfer agent in respect of the Euro Notes under the Indenture referred to below (together, “Elavon”). 

W I T N E S S E T H 
 WHEREAS,
the Company has heretofore executed and delivered to the Trustee and Elavon an indenture, dated as of February 13, 2017 (the “Indenture”), providing for the issuance of $300,000,000 of its 4 3/4% Senior Notes due 2025 (the “Dollar Notes”) and €650,000,000 of its 3 1/4% Senior Notes due 2025 (the “Euro Notes” and together with the Dollar Notes, the “Notes”); 

WHEREAS, the Indenture provides that under certain circumstances each Guaranteeing Subsidiary shall execute and deliver to the Trustee a
supplemental indenture pursuant to which each Guaranteeing Subsidiary shall unconditionally guarantee all of the Company’s Obligations under the Notes and the Indenture on the terms and conditions set forth herein (each guarantee a
“Subsidiary Guarantee”); and 
 WHEREAS, pursuant to Section 9.01 of the Indenture, the Trustee is authorized to
execute and deliver this Supplemental Indenture. 
 NOW, THEREFORE, in consideration of the foregoing and for other good and valuable
consideration, the receipt of which is hereby acknowledged, the Guaranteeing Subsidiaries and the Trustee mutually covenant and agree for the equal and ratable benefit of the Holders of the Notes as follows: 

1. CAPITALIZED TERMS. Capitalized terms used herein without definition shall have the meanings assigned to them in the Indenture. 

 2. AGREEMENT TO GUARANTEE. Each Guaranteeing Subsidiary hereby agrees to provide
an unconditional Guarantee on the terms and subject to the conditions set forth in the Subsidiary Guarantee and in the Indenture, including but not limited to Article 10 thereof. 

3. NO RECOURSE AGAINST OTHERS. No director, officer, employee, incorporator or stockholder of the Company or any Subsidiary
Guarantor, as such, will have any liability for any obligations of the Company or any Subsidiary Guarantor under the Notes, the Indenture, the Subsidiary Guarantees or for any claim based on, in respect of, or by reason of, such obligations or their
creation. Each Holder of Notes by accepting a Note waives and releases all such liability. The waiver and release are part of the consideration for issuance of the Notes. The waiver may not be effective to waive liabilities under the federal
securities laws. 
 4. NEW YORK LAW TO GOVERN. THE INTERNAL LAW OF THE STATE OF NEW YORK SHALL GOVERN AND BE USED TO CONSTRUE THIS
SUPPLEMENTAL INDENTURE WITHOUT GIVING EFFECT TO APPLICABLE PRINCIPLES OF CONFLICTS OF LAW TO THE EXTENT THAT THE APPLICATION OF THE LAWS OF ANOTHER JURISDICTION WOULD BE REQUIRED THEREBY. 

5. COUNTERPARTS. The parties may sign any number of copies of this Supplemental Indenture. Each signed copy shall be an original, but all of
them together represent the same agreement. 
 6. EFFECT OF HEADINGS. The Section headings herein are for convenience only and
shall not affect the construction hereof. 
 7. THE TRUSTEE. The Trustee shall not be responsible in any manner whatsoever for or in
respect of the validity or sufficiency of this Supplemental Indenture or for or in respect of the recitals contained herein, all of which are made solely by the Guaranteeing Subsidiaries and the Company. 

(remainder of page left blank; signature pages follow) 

 IN WITNESS WHEREOF, the parties hereto have caused this Supplemental Indenture to be duly
executed and attested, all as of the date first above written. 
 Dated: February 10, 2021, 

 

			
	 SILGAN HOLDINGS LLC,
 SILGAN
CORPORATION

		
	By:	 	/s/ Frank W. Hogan, III
	Name:	 	Frank W. Hogan, III
	Title:	 	Senior Vice President

  

			
	 SILGAN CONTAINERS LLC,
 SILGAN
PLASTICS LLC,
 SILGAN WHITE CAP LLC,
 SILGAN CONTAINERS
MANUFACTURING CORPORATION,
 SILGAN PLASTICS CORPORATION,

SILGAN TUBES HOLDING COMPANY,
 SILGAN WHITE CAP CORPORATION,

SILGAN CLOSURES INTERNATIONAL HOLDING COMPANY,
 SILGAN WHITE CAP
AMERICAS LLC,
 SILGAN EQUIPMENT COMPANY,
 SILGAN IPEC
CORPORATION,
 SILGAN PLASTIC FOOD CONTAINERS CORPORATION,

PORTOLA PACKAGING LLC,
 SILGAN DISPENSING SYSTEMS HOLDINGS
COMPANY,
 SILGAN DISPENSING SYSTEMS CORPORATION,
 SILGAN
DISPENSING SYSTEMS SLATERSVILLE LLC,
 SILGAN DISPENSING SYSTEMS THOMASTON CORPORATION,

SILGAN DISPENSING SYSTEMS METAL HOLDINGS CORPORATION,
 SILGAN
DISPENSING SYSTEMS METAL REAL ESTATE CORPORATION,
 SILGAN DISPENSING SYSTEMS COVIT AMERICA CORPORATION

		
	By:	 	/s/ Frank W. Hogan, III
	Name:	 	Frank W. Hogan, III
	Title:	 	Vice President

  

			
	SILGAN HOLDINGS INC.
		
	By:	 	/s/ Frank W. Hogan, III
	Name:	 	Frank W. Hogan, III
	Title:	 	Senior Vice President

 [Signature Page to First Supplemental Indenture for
43/4% Senior Notes due 2025 and
31/4% Senior Notes due 2025] 

 
			
	U.S. BANK NATIONAL ASSOCIATION, as Trustee
		
	By:	 	/s/ Katherine Esber
	Name:	 	Katherine Esber
	Title:	 	Vice President
	
	ELAVON FINANCIAL SERVICES DAC, UK BRANCH, as Paying Agent
		
	By:	 	/s/ Michael Leong
	Name:	 	Michael Leong
	Title:	 	Authorized Signatory
	
	ELAVON FINANCIAL SERVICES DAC, as Registrar and Transfer Agent
		
	By:	 	/s/ Michael Leong
	Name:	 	Michael Leong
	Title:	 	Authorized Signatory

 [Signature Page to First Supplemental Indenture for
43/4% Senior Notes due 2025 and
31/4% Senior Notes due 2025]EX-4.4

 Exhibit 4.4 

Execution Version 

SECOND SUPPLEMENTAL INDENTURE 

SECOND SUPPLEMENTAL INDENTURE (this “Supplemental Indenture”), dated as of February 10, 2021, among Silgan
Holdings LLC, Silgan Corporation, Silgan Containers LLC, Silgan Plastics LLC, Silgan White Cap LLC, Silgan Containers Manufacturing Corporation, Silgan Plastics Corporation, Silgan Tubes Holding Company, Silgan White Cap Corporation, Silgan Closures
International Holding Company, Silgan White Cap Americas LLC, Silgan Equipment Company, Silgan ipec Corporation, Silgan Plastic Food Containers Corporation, Portola Packaging LLC, Silgan Dispensing Systems Holdings Company, Silgan Dispensing Systems
Corporation, Silgan Dispensing Systems Slatersville LLC, Silgan Dispensing Systems Thomaston Corporation, Silgan Dispensing Systems Metal Holdings Corporation, Silgan Dispensing Systems Metal Real Estate Corporation, Silgan Dispensing Systems Covit
America Corporation (each a “Guaranteeing Subsidiary” and collectively the “Guaranteeing Subsidiaries”), each a subsidiary of Silgan Holdings Inc. (or its permitted successor), a Delaware corporation (the
“Company”), the Company, and U.S. Bank National Association, as trustee under the Indenture referred to below (the “Trustee”). 

W I T N E S S E T H 
 WHEREAS,
the Company has heretofore executed and delivered to the Trustee an indenture dated as of November 12, 2019, and a First Supplemental Indenture, dated as of February 26, 2020 (collectively, the “Indenture”), providing for
the issuance of $600,000,000 of its 41⁄8% Senior Notes due 2028 (the “Notes”); 

WHEREAS, the Indenture provides that under certain circumstances each Guaranteeing Subsidiary shall execute and deliver to the Trustee a
supplemental indenture pursuant to which each Guaranteeing Subsidiary shall unconditionally guarantee all of the Company’s Obligations under the Notes and the Indenture on the terms and conditions set forth herein (each guarantee a
“Subsidiary Guarantee”); and 
 WHEREAS, pursuant to Section 9.01 of the Indenture, the Trustee is authorized to
execute and deliver this Supplemental Indenture. 
 NOW, THEREFORE, in consideration of the foregoing and for other good and valuable
consideration, the receipt of which is hereby acknowledged, the Guaranteeing Subsidiaries and the Trustee mutually covenant and agree for the equal and ratable benefit of the Holders of the Notes as follows: 

1. CAPITALIZED TERMS. Capitalized terms used herein without definition shall have the meanings assigned to them in the Indenture. 

2. AGREEMENT TO GUARANTEE. Each Guaranteeing Subsidiary hereby agrees to provide an unconditional Guarantee on the terms and subject
to the conditions set forth in the Subsidiary Guarantee and in the Indenture, including but not limited to Article 10 thereof. 
 3.
NO RECOURSE AGAINST OTHERS. No director, officer, employee, incorporator or stockholder of the Company or any Subsidiary Guarantor, as such, will have any liability for any obligations of the Company or any Subsidiary Guarantor under
the Notes, the 

 
Indenture, the Subsidiary Guarantees or for any claim based on, in respect of, or by reason of, such obligations or their creation. Each Holder of Notes by accepting a Note waives and releases
all such liability. The waiver and release are part of the consideration for issuance of the Notes. The waiver may not be effective to waive liabilities under the federal securities laws. 

4. NEW YORK LAW TO GOVERN. THE INTERNAL LAW OF THE STATE OF NEW YORK SHALL GOVERN AND BE USED TO CONSTRUE THIS SUPPLEMENTAL INDENTURE WITHOUT
GIVING EFFECT TO APPLICABLE PRINCIPLES OF CONFLICTS OF LAW TO THE EXTENT THAT THE APPLICATION OF THE LAWS OF ANOTHER JURISDICTION WOULD BE REQUIRED THEREBY. 

5. COUNTERPARTS. The parties may sign any number of copies of this Supplemental Indenture. Each signed copy shall be an original, but all of
them together represent the same agreement. 
 6. EFFECT OF HEADINGS. The Section headings herein are for convenience only and
shall not affect the construction hereof. 
 7. THE TRUSTEE. The Trustee shall not be responsible in any manner whatsoever for or in
respect of the validity or sufficiency of this Supplemental Indenture or for or in respect of the recitals contained herein, all of which are made solely by the Guaranteeing Subsidiaries and the Company. 

(remainder of page left blank; signature pages follow) 

 IN WITNESS WHEREOF, the parties hereto have caused this Supplemental Indenture to be duly
executed and attested, all as of the date first above written. 
 Dated: February 10, 2021, 

 

			
	 SILGAN HOLDINGS LLC,
 SILGAN
CORPORATION

		
	By:	 	/s/ Frank W. Hogan, III
	Name:	 	Frank W. Hogan, III
	Title:	 	Senior Vice President

  

			
	 SILGAN CONTAINERS LLC,
 SILGAN
PLASTICS LLC,
 SILGAN WHITE CAP LLC,
 SILGAN CONTAINERS
MANUFACTURING CORPORATION,
 SILGAN PLASTICS CORPORATION,

SILGAN TUBES HOLDING COMPANY,
 SILGAN WHITE CAP CORPORATION,

SILGAN CLOSURES INTERNATIONAL HOLDING COMPANY,
 SILGAN WHITE CAP
AMERICAS LLC,
 SILGAN EQUIPMENT COMPANY,
 SILGAN IPEC
CORPORATION,
 SILGAN PLASTIC FOOD CONTAINERS CORPORATION,

PORTOLA PACKAGING LLC,
 SILGAN DISPENSING SYSTEMS HOLDINGS
COMPANY,
 SILGAN DISPENSING SYSTEMS CORPORATION,
 SILGAN
DISPENSING SYSTEMS SLATERSVILLE LLC,
 SILGAN DISPENSING SYSTEMS THOMASTON CORPORATION,

SILGAN DISPENSING SYSTEMS METAL HOLDINGS CORPORATION,
 SILGAN
DISPENSING SYSTEMS METAL REAL ESTATE CORPORATION,
 SILGAN DISPENSING SYSTEMS COVIT AMERICA CORPORATION

		
	By:	 	/s/ Frank W. Hogan, III
	Name:	 	Frank W. Hogan, III
	Title:	 	Vice President

  

			
	SILGAN HOLDINGS INC.
		
	By:	 	/s/ Frank W. Hogan, III
	Name:	 	Frank W. Hogan, III
	Title:	 	Senior Vice President

 [Signature Page to Second Supplemental Indenture for 41⁄8% Senior Notes due 2028] 

 
			
	U.S. BANK NATIONAL ASSOCIATION, as Trustee
		
	By:	 	/s/ Katherine Esber
	Name:	 	Katherine Esber
	Title:	 	Vice President

 [Signature Page to Second Supplemental Indenture for 41⁄8% Senior Notes due 2028]

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