DOSSIER · 13F Holders · Q2 2026
MRM

Medirom Heakthcare Tech ADR

7 institutions still hold Medirom Heakthcare Tech ADR as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 58510H103·7 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$104K
visible holders
Holders
7
filers reporting
Concentration
55.52%
CITADEL ADVISORS LLC #1
top holder share
AI Holders Summary · Q2 2026

7 institutions reported MRM in Q2 2026. CITADEL ADVISORS LLC leads at 55.5% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
CITADEL ADVISORS LLC
CIK 0001423053
$58K56K0.00%Q2 2026
02
UBS Group AG
CIK 0001610520
$28K27K0.00%Q2 2026
03
TWO SIGMA SECURITIES, LLC
CIK 0001450144· Market maker
$11K11K0.00%Q2 2026
04
GAMMA Investing LLC
CIK 0002010235
$4K4K0.00%Q2 2026
05
RHUMBLINE ADVISERS
CIK 0001115418
$3K3K0.00%Q2 2026
06
Arax Advisory Partners
CIK 0001586767
$3093000.00%Q2 2026
07
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025
Insiders at Medirom Heakthcare Tech ADR
Eguchi KoujiSkolnick PaulMccann Timothy P.Mazza AdrianaPatterson J RobertFernandez Fernando LRaveche Harold JGoldberg Joel