Private-equity firm KKR is nearing a deal to acquire Integer Holdings, a medical-device outsourcing company, and take it private. The transaction could be finalized as early as next week.

The potential deal would value Integer Holdings at approximately $127 per share, according to sources familiar with the matter. While there is no certainty the agreement will be reached, Integer Holdings' shares saw a significant surge of about 20% following reports of the acquisition talks.

Integer Holdings, based in Plano, Texas, specializes in designing, developing, and manufacturing critical components for other medical-device companies. The company currently holds a market value exceeding $3 billion.