1 institutions reported holding $491,587 of Gulf Keystone Petroleum LTD (GUKYF) in SEC 13F filings for 2026-06-30. Largest institutional holders: ALBERT D MASON INC ($491,587). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | ALBERT D MASON INC | $491,587 | 211,075 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30