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KOSMOS ENERGY LTD (KOS)

Institutional ownership, SEC filings and insider activity

Sector: Energy · SEC CIK 0001509991 · EDGAR filings · Updated 2026-07-06

KOSMOS ENERGY LTD (KOS) has reported institutional ownership of 73.2%, with 261 institutional managers holding positions valued at $1.21B per the latest 13F reporting period. SEC filings include an active notice of delisting or failure to satisfy a continued listing rule (8-K Item 3.01). The company has 2 bond series in the registry.

Latest updates

• 2026-07-06 — Insider transaction reported (Form 4)
• 2026-07-06 — Insider transaction reported (Form 4)
• 2026-07-06 — Insider transaction reported (Form 4)
• 2026-07-06 — Insider transaction reported (Form 4)
• 2026-07-02 — Notice of proposed sale filed (Form 144)
• 2026-07-02 — Notice of proposed sale filed (Form 144)

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, KOSMOS ENERGY LTD has 261 institutional holders and institutional ownership of 73.2%.

Insider activity

Insiders reported 30 transactions (4 buys, 9 sells) across 11 reporting insiders, with a net reported value of $6.57M.

Data flags from SEC filings

Debt profile

2 active bond series in the registry, coupons ranging 7.12%–7.75%, maturities through 2027, built from the company's own prospectus filings.

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