113 institutions reported holding $113.3M of EPSILON ENERG (EPSN) in SEC 13F filings for 2026-06-30. Largest institutional holders: Solas Capital Management, LLC ($18.8M), Yorktown Energy Partners XI, L.P. ($15.5M), Yorktown Energy Partners X, L.P. ($14.4M), VANGUARD GROUP INC ($6.8M), YORKTOWN ENERGY PARTNERS IX, L.P. ($6.4M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30