PFE ▼ -1.4% - Pfizer Inc. $PFE - Pfizer Invites Public to Listen to Webcast of Pfizer Discussion at Healthcare Conference Pfizer shares fell 1.4% today despite the company announcing a webcast invitation for a healthcare conference discussion. The decline appears unrelated to the announcement itself, which is a routine procedural disclosure rather than news of operational, financial, or product developments. 08-SEP-2026 10:04 AM ET