DOSSIER · 13F Holders · Q2 2026

Gulf Keystone Petroleum LTD

1 institutions still hold Gulf Keystone Petroleum LTD as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G4209G207·1 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$492K
visible holders
Holders
1
filers reporting
Concentration
100.00%
ALBERT D MASON INC #1
top holder share
AI Holders Summary · Q2 2026

1 institutions reported Gulf Keystone Petroleum LTD in Q2 2026. ALBERT D MASON INC leads at 100.0% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
ALBERT D MASON INC
CIK 0001169318
$492K211K0.28%Q2 2026