DOSSIER · 13F Holders · Q1 2026

STRUCTURE THERAPEUTICS INC

5 institutions still hold STRUCTURE THERAPEUTICS INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 86366E906·5 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$2M
visible holders
Holders
5
filers reporting
Concentration
58.34%
SIMPLEX TRADING, LLC #1
top holder share
AI Holders Summary · Q1 2026

5 institutions reported STRUCTURE THERAPEUTICS INC in Q1 2026. SIMPLEX TRADING, LLC leads at 58.3% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
SIMPLEX TRADING, LLC
CIK 0001488542
$930K19K0.00%Q1 2026
02
GROUP ONE TRADING LLC
CIK 0000932540
$622K13K0.00%Q1 2026
03
Blue Owl Capital Holdings LP
CIK 0001858703
$25K100K0.01%Q1 2026
04
JPMORGAN CHASE & CO
CIK 0000019617
$18K4000.00%Q1 2026
05
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025