Submission |
Nov. 18, 2025 |
|---|---|
| Submission [Line Items] | |
| Central Index Key | 0002005951 |
| Registrant Name | Smurfit Westrock plc |
| Registration File Number | 333-291446 |
| Form Type | S-3 |
| Submission Type | 424B5 |
| Fee Exhibit Type | EX-FILING FEES |
| Offering Table N/A | |
| Offset Table N/A | N/A |
| Combined Prospectus Table N/A | N/A |
Offerings |
Nov. 18, 2025
USD ($)
shares
|
|---|---|
| Offering: 1 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Debt |
| Security Class Title | 3.489% Senior Notes due 2031 |
| Amount Registered | shares | 579,600,000 |
| Maximum Aggregate Offering Price | $ 579,600,000.00 |
| Fee Rate | 0.01381% |
| Amount of Registration Fee | $ 80,042.76 |
| Offering Note | Note.1a. Calculated in accordance with Rules 457(o) and 457(r) under the Securities Act of 1933, as amended (the "Act"), based upon the exchange rate of $1.1592/EUR1.00 as of November 17, 2025, as announced by Bloomberg, L.P. as of 5:00 p.m. New York time. Note.1b. Smurfit Westrock plc, Smurfit Kappa Group Limited, Smurfit Westrock Financing Designated Activity Company, Smurfit Kappa Investments Limited, Smurfit Kappa Acquisitions Unlimited Company, Smurfit Kappa Treasury Funding Designated Activity Company, Smurfit International B.V., Smurfit WestRock US Holdings Corporation, WestRock Company, WRKCo Inc., WestRock MWV, LLC and WestRock RKT, LLC will fully and unconditionally guarantee the 3.489% senior notes due 2031 issued by Smurfit Kappa Treasury Unlimited Company. In accordance with Rule 457(n) under the Act, no registration fee is payable with respect to such guarantees. |
| Offering: 2 | |
| Offering: | |
| Fee Previously Paid | false |
| Other Rule | true |
| Security Type | Other |
| Security Class Title | Guarantee of 3.489% Senior Notes due 2031 |
| Fee Rate | 0.01381% |
| Amount of Registration Fee | $ 0.00 |
| Offering Note | Refer to Offering Note.1b. |
Fees Summary |
Nov. 18, 2025
USD ($)
|
|---|---|
| Fees Summary [Line Items] | |
| Total Offering | $ 579,600,000.00 |
| Previously Paid Amount | 0.00 |
| Total Fee Amount | 80,042.76 |
| Total Offset Amount | 0.00 |
| Net Fee | $ 80,042.76 |
| Final Prospectus | false |