143 institutions reported holding $274.2M of BOSTON OMAHA CORP (BOC) in SEC 13F filings for 2026-06-30. Largest institutional holders: MAGNOLIA GROUP, LLC ($76.2M), MASSACHUSETTS INSTITUTE OF TECHNOLOGY ($33.3M), BlackRock, Inc. ($24.4M), Elgethun Capital Management ($19.9M), DIMENSIONAL FUND ADVISORS LP ($19.5M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30