DOSSIER · 13F Holders · Q1 2026

ASTRAZENECA PLC

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

CUSIP G0593M957·6 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$147M
visible holders
Holders
6
filers reporting
Concentration
70.94%
Optiver Holding B.V. #1
top holder share
AI Holders Summary · Q1 2026

6 institutions reported ASTRAZENECA PLC in Q1 2026. Optiver Holding B.V. leads at 70.9% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
Optiver Holding B.V.
CIK 0001859606· Market maker
$104M527K0.04%Q1 2026
02
IMC-Chicago, LLC
CIK 0001452861· Market maker
$22M113K0.01%Q1 2026
03
JPMORGAN CHASE & CO
CIK 0000019617
$12M62K0.00%Q1 2026
04
SIMPLEX TRADING, LLC
CIK 0001488542
$5M26K0.00%Q1 2026
05
GROUP ONE TRADING LLC
CIK 0000932540
$2M9K0.00%Q1 2026
06
CenterStar Asset Management, LLC
CIK 0001722053
$1M7K0.18%Q1 2026