Notice of Proposed Sale · 144
MSA SAFETY INCORPORATED
Notice of Proposed Sale
Structured filing — 144
primary_doc.xml
Notice of proposed sale. The proposed amounts below do not establish that a sale occurred.
Proposed-sale notice
- Issuer
- MSA SAFETY INCORPORATED
- Issuer CIK
- 0000066570
- SEC file number
- 001-15579
- Phone
- (724) 776-8600
- Person for whose account securities are to be sold
- NISHAN J VARTANIAN
- Relationships to issuer
- Director
- Street
- 1000 Cranberry Woods Drive
- City
- Cranberry Township
- State / country code
- PA
- Postal code
- 16066
Securities proposed for sale
| Security | Proposed units | Aggregate market value | Units outstanding | Approximate sale date | Exchange | Broker / market maker |
|---|---|---|---|---|---|---|
| Common | 20,000 | 3,879,732.00 | 38,578,289 | 08/07/2026 | NYSE | Morgan Stanley Smith Barney LLC Executive Financial Services |
Broker / market maker — proposed row 1, entry 1
- Name
- Morgan Stanley Smith Barney LLC Executive Financial Services
- Street
- 1 New York Plaza
- Street (continued)
- 8th Floor
- City
- New York
- State / country code
- NY
- Postal code
- 10004
Acquisition of securities to be sold
| Security | Acquired | Nature of acquisition | Acquired from | Amount acquired | Gift transaction | Payment date | Nature of payment |
|---|---|---|---|---|---|---|---|
| Common | 03/08/2026 | Performance Stock Units | Issuer | 20,000 | N | 03/08/2026 | Not Applicable |
Prior-sale reporting
- Nothing to report for the preceding three months
- Y
Notice signature
- Notice date
- 08/07/2026
- Signed
- /s/ Nishan J Vartanian
Company context
MSA Safety Incorporated (NYSE: MSA) is the global leader in advanced industrial safety technology products and solutions. Driven by its singular mission of safety, the company has been at the forefront of safety innovation since 1914, protecting workers and facility infrastructure around the world across a broad range of diverse end markets while creating sustainable value for shareholders. With 2025 revenues of $1.9 billion, MSA Safety is headquartered in Cranberry Township, Pennsylvania and employs a team of approximately 5,300 associates across its more than 40 international locations. For more information, please visit www. MSASafety.com.