| 1.89% |
| 4 | DIMENSIONAL FUND ADVISORS LP | 354K | $21.0M | +5.6% | 3.463% | 0.00% |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 272K | $16.1M | +10.3% | 2.661% | 0.00% |
| 6 | AMERICAN CENTURY COMPANIES INC | 263K | $15.6M | +43.4% | 2.579% | 0.01% |
| 7 | STATE STREET CORP | 226K | $13.4M | +15.4% | 2.211% | 0.00% |
| 8 | MANUFACTURERS LIFE INSURANCE COMPANY, THE | 162K | $9.6M | -0.7% | 1.585% | 0.00% |
| 9 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 107K | $6.3M | +0.3% | 1.043% | 0.11% |
| 10 | TWO SIGMA INVESTMENTS, LP | 99K | $5.9M | +156.1% | 0.968% | 0.00% |
| 11 | NORTHERN TRUST CORP | 98K | $5.8M | +5.9% | 0.960% | 0.00% |
| 12 | VANGUARD PORTFOLIO MANAGEMENT LLC | 69K | $4.1M | +18.2% | 0.674% | 0.00% |
| 13 | VANGUARD FIDUCIARY TRUST CO | 67K | $4.0M | -0.3% | 0.659% | 0.00% |
| 14 | MALTESE CAPITAL MANAGEMENT LLC | 65K | $3.9M | -24.1% | 0.636% | 0.70% |
| 15 | Empowered Funds, LLC | 64K | $3.8M | +7.6% | 0.630% | 0.02% |
| 16 | CITADEL ADVISORS LLC | 43K | $2.5M | -5.6% | 0.420% | 0.00% |
| 17 | Bank of New York Mellon Corp | 41K | $2.5M | +11.2% | 0.406% | 0.00% |
| 18 | GOLDMAN SACHS GROUP INC | 41K | $2.4M | +86.7% | 0.402% | 0.00% |
| 19 | MORGAN STANLEY | 40K | $2.4M | -22.4% | 0.390% | 0.00% |
| 20 | AQR CAPITAL MANAGEMENT LLC | 38K | $2.3M | +308.7% | 0.372% | 0.00% |
| 21 | Fisher Asset Management, LLC | 31K | $1.9M | +18.8% | 0.306% | 0.00% |
| 22 | BANK OF AMERICA CORP /DE/ | 31K | $1.8M | -6.3% | 0.305% | 0.00% |
| 23 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 30K | $1.8M | +10.0% | 0.293% | 0.00% |
| 24 | MILLENNIUM MANAGEMENT LLC | 25K | $1.5M | +21.8% | 0.240% | 0.00% |
| 25 | RENAISSANCE TECHNOLOGIES LLC | 24K | $1.4M | -0.8% | 0.238% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in ACNB — a direct measure of their conviction.
| 36.28% |
| +5.43 pp |
| $153M |
| +24% |
| Q4 2024 | 73 | +2.8% | 30.85% | +0.96 pp | $123M | 5.9% |
| Q3 2024 | 71 | — | 29.89% | — | $131M | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
18 institutions opened new positions in ACNB during Q2 2026, while 7 fully exited. 87 added to existing positions and 10 trimmed.
ACNB institutional ownership rose by 0.20 percentage points quarter-over-quarter, with a net change of +9 holders.
The top 10 institutions account for 72.7% of all reported 13F value in ACNB, and the top 25 account for 89.9%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
ACNB Corporation (ACNB) Institutional Ownership