DOSSIER · 13F Holders · Q2 2026

BIOMEA FUSION INC

4 institutions still hold BIOMEA FUSION INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 09077A906·4 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$2M
visible holders
Holders
4
filers reporting
Concentration
63.30%
GROUP ONE TRADING LLC #1
top holder share
AI Holders Summary · Q2 2026

4 institutions reported BIOMEA FUSION INC in Q2 2026. GROUP ONE TRADING LLC leads at 63.3% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
GROUP ONE TRADING LLC
CIK 0000932540
$1M889K0.00%Q2 2026
02
SIMPLEX TRADING, LLC
CIK 0001488542
$725K494K0.00%Q2 2026
03
HRT FINANCIAL LP
CIK 0001475597
$32K26K0.00%Q4 2025
04
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025