About This Deal

3M Company acquired Aearo Holding Corp. (Aearo Technologies Inc.) for Approximately $523 million cash paid (net of cash acquired) plus approximately $684 million of assumed debt immediately paid off (approximately $1.2 billion total), structured as Purchase of 100 percent of the outstanding shares (stock purchase).

Aearo Holding Corp. (Aearo Technologies Inc.) operates in Safety, Security and Protection Services Business. In April 2008, 3M purchased 100 percent of the outstanding shares of Aearo Holding Corp., the parent company of Aearo Technologies Inc., a manufacturer of personal protection and energy-absorbing products. It was the largest of 18 business combinations 3M completed in 2008.

Aearo added a portfolio of personal protection and energy-absorbing products complementary to 3M's occupational health and safety businesses.

Deal Terms

Acquirer
3M Company
Target
Aearo Holding Corp. (Aearo Technologies Inc.)
Value
Approximately $523 million cash paid (net of cash acquired) plus approximately $684 million of assumed debt immediately paid off (approximately $1.2 billion total)
Date
Not disclosed
Type
Acquisition
Status
Ready

Transaction Details

Segment
Safety, Security and Protection Services Business
Structure
Purchase of 100 percent of the outstanding shares (stock purchase)

Advisors

Advisory firms were not disclosed for this transaction.

Related Deals & Entities

Sources: SEC filing ↗ · Last updated July 8, 2026

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