DOSSIER · 13F Holders · Q4 2025

J-STAR HLDG CO LTD

5 institutions still hold J-STAR HLDG CO LTD as of Q4 2025. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G81237128·5 13F holders·last filed Dec 31, 2025
Market cap
—
13F value held
$52K
visible holders
Holders
5
filers reporting
Concentration
32.52%
HRT FINANCIAL LP #1
top holder share
AI Holders Summary · Q4 2025

5 institutions reported J-STAR HLDG CO LTD in Q4 2025. HRT FINANCIAL LP leads at 32.5% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
HRT FINANCIAL LP
CIK 0001475597
$17K36K0.00%Q4 2025
02
StoneX Group Inc.
CIK 0000913760
$14K12K0.00%Q2 2026
03
XTX Topco Ltd
CIK 0001828301
$11K21K0.00%Q2 2026
04
Tower Research Capital LLC (TRC)
CIK 0001533421
$7K14K0.00%Q2 2026
05
UBS Group AG
CIK 0001610520
$3K6K0.00%Q2 2026