FASTENAL CO (FAST) Institutional Ownership and Insiders Activity

FASTENAL CO (FAST) is widely held by institutional investors, with 3 tracked firms reporting positions valued at approximately $563.91M based on SEC Form 13F filings for the quarter ended March 31, 2026.

Cantillon Capital Management is the largest disclosed holder, reporting approximately $378.93M in FAST holdings in its latest filing.

Institutional ownership among tracked investors remains highly concentrated, with Cantillon Capital Management representing the majority of disclosed value.