DOSSIER · 13F Holders · Q1 2026
ATDRY

AUTO TRADER GROUP PLC UNSPONSORED ADR

6 institutions still hold AUTO TRADER GROUP PLC UNSPONSORED ADR as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 05277E104·6 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$424K
visible holders
Holders
6
filers reporting
Concentration
44.42%
RHUMBLINE ADVISERS #1
top holder share
AI Holders Summary · Q1 2026

6 institutions reported ATDRY in Q1 2026. RHUMBLINE ADVISERS leads at 44.4% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
RHUMBLINE ADVISERS
CIK 0001115418
$188K124K0.00%Q1 2026
02
GAMMA Investing LLC
CIK 0002010235
$135K84K0.01%Q2 2026
03
First Horizon Advisors, Inc.
CIK 0001588539
$51K18K0.00%Q2 2025
04
Diversified Trust Co
CIK 0001479844
$30K18K0.00%Q2 2026
05
ENTERPRISE FINANCIAL SERVICES CORP
CIK 0001025835
$16K11K0.01%Q1 2026
06
Salomon & Ludwin, LLC
CIK 0001766156
$3K2K0.00%Q1 2026