# EDGAR Filing Document

**Accession Number:** 0001622407
**File Stem:** 0000950170-25-081017
**Filing Date:** 2025-6
**Character Count:** 7563
**Document Hash:** 1e9c307c52e479e8f7a1a4f421c262fc
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000950170-25-081017.hdr.sgml**: 20250603

**ACCESSION NUMBER**: 0000950170-25-081017

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250531

**FILED AS OF DATE**: 20250603

**DATE AS OF CHANGE**: 20250603

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Kastner Janeen B.
- **CENTRAL INDEX KEY:** 0001622407

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-14187
- **FILM NUMBER:** 251020254

**MAIL ADDRESS:**
- **STREET 1:** 2628 PEARL ROAD
- **STREET 2:** P.O. BOX 777
- **CITY:** MEDINA
- **STATE:** OH
- **ZIP:** 44258
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** RPM INTERNATIONAL INC/DE/
- **CENTRAL INDEX KEY:** 0000110621
- **STANDARD INDUSTRIAL CLASSIFICATION:** PAINTS, VARNISHES, LACQUERS, ENAMELS & ALLIED PRODUCTS [2851]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 020642224
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0531

**BUSINESS ADDRESS:**
- **STREET 1:** 2628 PEARL RD
- **STREET 2:** P O BOX 777
- **CITY:** MEDINA
- **STATE:** OH
- **ZIP:** 44258
- **BUSINESS PHONE:** 3302735090

**MAIL ADDRESS:**
- **STREET 1:** 2628 PEARL RD
- **STREET 2:** P O BOX 777
- **CITY:** MEDINA
- **STATE:** OH
- **ZIP:** 44258

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** RPM INTERNATIONAL INC/OH/
- **DATE OF NAME CHANGE:** 20021015

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** RPM INC/OH/
- **DATE OF NAME CHANGE:** 19920703

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** REPUBLIC POWDERED METALS INC
- **DATE OF NAME CHANGE:** 19711027

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Kastner Janeen B.<br><sub>(Last) (First) (Middle)</sub><br>2628 PEARL ROAD<br><sub>(Street)</sub><br>MEDINA, OH 44256<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-05-31 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_VP Corp. Benefits/Risk Mgmt._ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>RPM INTERNATIONAL INC/DE/ [ RPM ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock, $0.01 par value | 2025-05-31 |  | F<sup>(1)</sup> |  | 711 | D | $113.84 | 121644<sup>(2)</sup> | D |  |
| Common Stock, $0.01 par value |  |  |  |  |  |  |  | 1101 | I<sup>(3)</sup> | By 401(k) Plan |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| Stock Appreciation Rights | <sup>(4)</sup> |  |  |  |  |  |  | <sup>(5)</sup> | <sup>(5)</sup> | Common Stock | 204900 |  | 204900<sup>(5)</sup> | D |  |

---

### Footnotes:

(1) On May 31, 2025, 2,551 shares of Common Stock issued to the Reporting Person pursuant to the RPM International Inc. 2014 Omnibus Equity and Incentive Plan (the "Plan") vested. In accordance with the terms of the Plan, the Reporting Person disposed of 711 shares back to the issuer to satisfy tax obligations of the Reporting Person.

(2) Includes an aggregate of 6,394 shares of Common Stock issued pursuant to the Plan, 16,121 vested restricted shares of Common Stock held in escrow until the Reporting Person's retirement and 4,570 shares of Common Stock, issued as Performance Earned Restricted Stock pursuant to the Plan.

(3) Approximate number of shares of Common Stock held as of May 31, 2025 in the account of the Reporting Person by Fidelity Trust Management Company, as Trustee of the RPM International Inc. 401(k) Trust and Plan, as amended.

(4) No transaction being reported on this line.  Reported on a previously filed Form 3, Form 4 or Form 5.

(5) Stock Appreciation Rights granted pursuant to the Plan in exempt transactions under Rule 16b-3. These Stock Appreciation Rights vest in four equal annual installments commencing one year after the date of grant. These Stock Appreciation Rights were granted between 2016 and 2024 and expire 10 years from the date of grant.

**Signature:** /s/ Janeen B. Kastner, by Gregory J. Dziak, her attorney-in-fact pursuant to Power of Attorney dated October 9, 2014 on file with the Commission  
**Date:** 2025-06-03

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**