DOSSIER · 13F Holders · Q2 2026

MOSAIC CO NEW

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

CUSIP 61945C953·6 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$54M
visible holders
Holders
6
filers reporting
Concentration
52.87%
IMC-Chicago, LLC #1
top holder share
AI Holders Summary · Q2 2026

6 institutions reported MOSAIC CO NEW in Q2 2026. IMC-Chicago, LLC leads at 52.9% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
IMC-Chicago, LLC
CIK 0001452861· Market maker
$29M1.4M0.01%Q2 2026
02
GROUP ONE TRADING LLC
CIK 0000932540
$13M615K0.02%Q2 2026
03
SIMPLEX TRADING, LLC
CIK 0001488542
$10M494K0.01%Q2 2026
04
JPMORGAN CHASE & CO
CIK 0000019617
$1M60K0.00%Q2 2026
05
HRT FINANCIAL LP
CIK 0001475597
$686K29K0.00%Q4 2025
06
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025