1. MDLN's IPO raised $6.26 billion, the largest since Rivian in 2021. 2. Shares surged 25% on debut, trading at $36 from a $29 IPO price. 3. Proceeds will help pay down debts, strengthening financial stability. 4. Medline aims to be the 'Costco of healthcare' for medical supplies. 5. Sales have increased every year since the company was founded.