FMR LLC and Abigail P. Johnson filed an amended beneficial ownership statement with the SEC on November 4, 2026, disclosing their combined holdings in ICON PLC common stock as of September 30, 2026.

Key Highlights

  • Aggregate beneficial ownership: FMR LLC and Abigail P. Johnson each reported beneficial ownership of 6,594,247.63 shares of ICON PLC common stock.
  • Percent of class: The reported holdings represent 8.5% of ICON PLC's outstanding common stock.
  • Sole voting power: FMR LLC reported sole voting power over 6,559,041 shares, while Abigail P. Johnson reported sole voting power over 0 shares.
  • Sole dispositive power: Both FMR LLC and Abigail P. Johnson each reported sole dispositive power over 6,594,247.63 shares.
  • Triggering event date: The filing was triggered by an event dated September 30, 2026, and signed on November 4, 2026.
  • Amendment number: This filing is Amendment No. 2 to a previously filed statement.

FMR LLC Ownership Position in ICON PLC as of September 30, 2026

According to the filing, FMR LLC, a Delaware-organized holding company located at 245 Summer Street, Boston, Massachusetts 02210, reported beneficial ownership of 6,594,247.63 shares of ICON PLC common stock (CUSIP G4705A100), representing 8.5% of the class. FMR LLC disclosed sole voting power over 6,559,041 shares and sole dispositive power over the full 6,594,247.63 shares, with no shared voting or dispositive power reported. ICON PLC is a clinical research organization headquartered at South County Business Park, Leopardstown, Dublin 18, Ireland, and its shares trade on NASDAQ:ICLR.

Abigail P. Johnson, a United States citizen, also reported beneficial ownership of 6,594,247.63 shares, the same aggregate figure as FMR LLC, also representing 8.5% of the outstanding common stock. Johnson reported sole dispositive power over those shares but reported no sole or shared voting power. The filing identifies Johnson as an individual reporting person classified under type "IN," while FMR LLC is classified as a parent holding company under type "HC."

The filing states that one or more other persons are known to have the right to receive or direct the receipt of dividends from, or proceeds from the sale of, ICON PLC common stock, but notes that no single other person's interest exceeds five percent of total outstanding common stock. An Exhibit 99 is attached identifying FMR LLC's relevant subsidiaries that acquired the securities. The statement was signed by Stephanie J. Brown under a power of attorney on behalf of both FMR LLC and Abigail P. Johnson.

What Was Disclosed

FMR LLC and Abigail P. Johnson filed Amendment No. 2 to their beneficial ownership statement, reporting aggregate holdings of 6,594,247.63 shares, equal to 8.5% of ICON PLC common stock, as of September 30, 2026.