Pfizer Inc. (NYSE:PFE) has divested a $3.3 billion stake in Haleon (NYSE:HLN), reducing its holding in the British consumer healthcare company. What Happened: The transaction occurred on Monday, cutting Pfizer’s shareholding from 22.6% to 15%. The shares were sold at 380 pence each, a 3.3% discount to Haleon’s last closing price. Haleon, known for products like Sensodyne toothpaste and Panadol painkillers, saw its shares drop 1.2% to 388 pence in Tuesday morning trade. Despite the sale, Pfizer remains Haleon’s largest shareholder. The U.S. drug giant had initially planned to sell about 540 mil…