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GROUP ONE TRADING LLC

Position in HTFL — Heartflow, Inc.

CIK 932540 CHICAGO, IL

Position in HTFL

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$264
New position
Shares Held
9
first reported quarter
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#188
of 191 holders
Holding Since
Jun 2026
1 quarter on record
Voting authority Sole 100% Shared 0% None 0%

Position in Health Information Services

Healthcare · as of Jun 30, 2026

GROUP ONE TRADING LLC holds $1,828,542 across 12 Health Information Services names. HTFL ranks #12 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in HTFL

Export CSV
1 filing row on record
Report Date Value (USD) Shares
2026-06-30 $264 9