DOSSIER · 13F Holders · Q2 2026

CSX CORP

6 institutions still hold CSX CORP as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 126408953·6 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$42M
visible holders
Holders
6
filers reporting
Concentration
59.74%
JPMORGAN CHASE & CO #1
top holder share
AI Holders Summary · Q2 2026

6 institutions reported CSX CORP in Q2 2026. JPMORGAN CHASE & CO leads at 59.7% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
JPMORGAN CHASE & CO
CIK 0000019617
$25M520K0.00%Q2 2026
02
GROUP ONE TRADING LLC
CIK 0000932540
$9M182K0.01%Q2 2026
03
SIMPLEX TRADING, LLC
CIK 0001488542
$4M89K0.00%Q2 2026
04
IMC-Chicago, LLC
CIK 0001452861· Market maker
$4M83K0.00%Q2 2026
05
Itau Unibanco Holding S.A.
CIK 0001132597
$19K4K0.00%Q2 2026
06
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025