DOSSIER · 13F Holders · Q1 2026

ASTRAZENECA PLC

7 institutions still hold ASTRAZENECA PLC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G0593M907·7 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$117M
visible holders
Holders
7
filers reporting
Concentration
32.55%
IMC-Chicago, LLC #1
top holder share
AI Holders Summary · Q1 2026

7 institutions reported ASTRAZENECA PLC in Q1 2026. IMC-Chicago, LLC leads at 32.6% 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
$38M194K0.01%Q1 2026
02
Optiver Holding B.V.
CIK 0001859606· Market maker
$34M170K0.01%Q1 2026
03
JPMORGAN CHASE & CO
CIK 0000019617
$22M111K0.00%Q1 2026
04
GROUP ONE TRADING LLC
CIK 0000932540
$12M60K0.02%Q1 2026
05
SIMPLEX TRADING, LLC
CIK 0001488542
$12M59K0.01%Q1 2026
06
CenterStar Asset Management, LLC
CIK 0001722053
$631K3K0.08%Q1 2026
07
OSAIC HOLDINGS, INC.
CIK 0001677044
$7K20.00%Q1 2026