Symbol
KOS on NYSE
Investment type
Equity / Common Stock
Latest Disclosed Shares Owned
8,291,480 shares
Security Ownership %
1.7%

BlackRock Portfolio Management LLC ownership in Kosmos Energy Ltd. Common Stock (KOS)

21 Jan 2026 - BlackRock Portfolio Management LLC has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 8,291,480 shares of Kosmos Energy Ltd. Common Stock (KOS). This represents 1.7% ownership of the company. In their previous filing dated 15 Jul 2025, BlackRock Portfolio Management LLC had reported owning 30,306,094 shares, indicating a decrease of +73%. .