6 institutions reported holding $378,196 of AUTOTRADER GROUP PLC F (ATDRY) in SEC 13F filings for 2026-03-31. Largest institutional holders: RHUMBLINE ADVISERS ($188,466), GAMMA Investing LLC ($122,362), Diversified Trust Co ($32,422), Enterprise Financial Services Corp ($16,312), Canopy Partners, LLC ($15,443). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | RHUMBLINE ADVISERS | $188,466 | 123,997 | Added |
| 2 | GAMMA Investing LLC | $122,362 | 80,501 | Added |
| 3 | Diversified Trust Co | $32,422 | 20,945 | New |
| 4 | Enterprise Financial Services Corp | $16,312 | 10,732 | New |
| 5 | Canopy Partners, LLC | $15,443 | 10,160 | Added |
| 6 | Salomon & Ludwin, LLC | $3,191 | 2,059 | Added |
Source: SEC Form 13F filings · as of 2026-03-31