DOSSIER · 13F Holders · Q2 2026

ASCENDIS PHARMA A/S

3 institutions still hold ASCENDIS PHARMA A/S as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP K08588903·3 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$22M
visible holders
Holders
3
filers reporting
Concentration
71.41%
IMC-Chicago, LLC #1
top holder share
AI Holders Summary · Q2 2026

3 institutions reported ASCENDIS PHARMA A/S in Q2 2026. IMC-Chicago, LLC leads at 71.4% 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
$15M58K0.00%Q2 2026
02
GROUP ONE TRADING LLC
CIK 0000932540
$4M15K0.01%Q2 2026
03
SIMPLEX TRADING, LLC
CIK 0001488542
$2M8K0.00%Q2 2026