28 institutions reported holding $9.5M of AUBURN NATL BANCORP (AUBN) in SEC 13F filings for 2026-03-31. Largest institutional holders: LPL Financial LLC ($1.2M), Truffle Hound Capital, LLC ($1.2M), DIMENSIONAL FUND ADVISORS LP ($998,678), VANGUARD CAPITAL MANAGEMENT LLC ($944,147), BRIDGEWAY CAPITAL MANAGEMENT, LLC ($770,386). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | LPL Financial LLC | $1.2M | 50,573 | Trimmed |
| 2 | Truffle Hound Capital, LLC | $1.2M | 50,000 | Hold |
| 3 | DIMENSIONAL FUND ADVISORS LP | $998,678 | 41,847 | Hold |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $944,147 | 39,562 | New |
| 5 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $770,386 | 32,281 | Added |
| 6 | Aptus Capital Advisors, LLC | $651,276 | 27,290 | Hold |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $602,239 | 25,229 | Trimmed |
| 8 | TRUIST FINANCIAL CORP | $466,632 | 19,553 | Hold |
| 9 | CAPTRUST FINANCIAL ADVISORS | $457,924 | 19,188 | Added |
| 10 | Empowered Funds, LLC | $400,479 | 16,781 | New |
| 11 | RENAISSANCE TECHNOLOGIES LLC | $393,987 | 16,509 | Hold |
| 12 | VANGUARD FIDUCIARY TRUST CO | $302,346 | 12,669 | New |
| 13 | JAMISON PRIVATE WEALTH MANAGEMENT, INC. | $298,650 | 12,514 | Added |
| 14 | RBF Capital, LLC | $238,650 | 10,000 | Hold |
| 15 | M3F, Inc. | $218,000 | 9,151 | New |
| 16 | BlackRock, Inc. | $189,011 | 7,920 | Added |
| 17 | MORGAN STANLEY | $92,520 | 3,876 | Hold |
| 18 | OSAIC HOLDINGS, INC. | $31,045 | 1,301 | Hold |
| 19 | Vanguard Global Advisers, LLC | $23,006 | 964 | New |
| 20 | EverSource Wealth Advisors, LLC | $12,888 | 540 | Added |
| 21 | Blue Trust, Inc. | $2,339 | 98 | Hold |
| 22 | NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | $1,456 | 61 | New |
| 23 | JPMORGAN CHASE & CO | $332 | 14 | Hold |
| 24 | UBS Group AG | $310 | 13 | Trimmed |
| 25 | UNITED CAPITAL FINANCIAL ADVISORS, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31