Acnb Corp (ACNB) Institutional Ownership

Ownership Summary

A total of 87 institutions have reported a stake in Acnb Corp (NASDAQ:ACNB) as of September 2025, according to recent 13F filings with the SEC.

• The collective stake of institutional investors in Acnb moved to 38.8% in September 2025, a shift down from the 42.4% reported for June 2025.
• On a quarter-over-quarter basis, institutional holdings shifted by 2.59%, with a year-over-year an increase of 24.29% in the count of filers.
• A review of institutional activity for Acnb shows 51 of 87 filers increasing their positions, while 21 reduced their stake, and 15 remained unchanged.
• The aggregate institutional position in Acnb now stands at 4.03Mn shares as of September 2025, after investors increased their holdings (up by 101.73K shares quarter on quarter which is up 988.92K shares year over year).
• With 604.54K shares, FMR LLC commands the largest institutional position in Acnb as of September 30, 2025, equating to 5.81% of the company.
• Among the most significant buyers of Acnb during September 2025 were Private Capital Management, LLC (31.11K), MALTESE CAPITAL MANAGEMENT LLC (26.82K), COMMONWEALTH EQUITY SERVICES, LLC (18.96K), GOLDMAN SACHS GROUP INC (16.61K), FINANCIAL CONSULATE, INC (13.37K).
• Leading sellers of Acnb stock in September 2025 included ALLIANCEBERNSTEIN L.P. (33.92K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (27.45K), VANGUARD GROUP INC (10.16K), MORGAN STANLEY (9.64K), BlackRock, Inc. (8.80K).
• The top 10 institutional holders of Acnb for the quarter ending September 2025 included FMR LLC (604.54K), BlackRock, Inc. (600.76K), VANGUARD GROUP INC (529.77K), Private Capital Management, LLC (345.63K), DIMENSIONAL FUND ADVISORS LP (311.28K), GEODE CAPITAL MANAGEMENT, LLC (242.10K), STATE STREET CORP (182.88K), MANUFACTURERS LIFE INSURANCE COMPANY, THE (146.69K), AMERICAN CENTURY COMPANIES INC (108.58K), BRIDGEWAY CAPITAL MANAGEMENT, LLC (100.69K).