DOSSIER · 13F Holders · Q2 2026

GLAXOSMITHKLINE PLC

4 institutions still hold GLAXOSMITHKLINE PLC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 37733W105·4 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$24K
visible holders
Holders
4
filers reporting
Concentration
58.73%
Asset Planning,Inc #1
top holder share
AI Holders Summary · Q2 2026

4 institutions reported GLAXOSMITHKLINE PLC in Q2 2026. Asset Planning,Inc leads at 58.7% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
Asset Planning,Inc
CIK 0002048547
$14K2640.01%Q2 2026
02
HORIZON FINANCIAL SERVICES, LLC
CIK 0001674020
$7K1290.00%Q2 2026
03
Byrne Asset Management LLC
CIK 0001911322
$3K560.00%Q2 2026
04
HUNTINGTON NATIONAL BANK
CIK 0000049205
$4010.00%Q2 2026