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Kosmos Energy Ltd.

KOS
Exchange
NYSE
Industry
Crude Petroleum & Natural Gas
SEC CIK
0001509991

In the last 90 days, Kosmos Energy Ltd. insiders filed 0 open-market purchases and 4 sales; 268 institutions reported holding it in 13F filings for Q2 2026, worth $909.1M in total; no superinvestor holds it.

13F holders, Q2 2026

Institutional positions in Kosmos Energy Ltd. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
268
+8 vs. Q1 2026
Shares held
430.9M
−2.80M (−0.6%) vs. Q1 2026
Total value
$909.1M
−$298.0M (−24.7%) vs. Q1 2026
New holders
50
119 more added
Sold out
42
64 more reduced

3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting KOS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2026: 268 institutions
Q1 2021: 138 institutionsQ2 2021: 172 institutionsQ3 2021: 161 institutionsQ4 2021: 172 institutionsQ1 2022: 200 institutionsQ2 2022: 232 institutionsQ3 2022: 232 institutionsQ4 2022: 239 institutionsQ1 2023: 234 institutionsQ2 2023: 239 institutionsQ3 2023: 226 institutionsQ4 2023: 246 institutionsQ1 2024: 244 institutionsQ2 2024: 268 institutionsQ3 2024: 270 institutionsQ4 2024: 271 institutionsQ1 2025: 253 institutionsQ2 2025: 227 institutionsQ3 2025: 236 institutionsQ4 2025: 210 institutionsQ1 2026: 263 institutionsQ2 2026: 268 institutions
Value heldQ2 2026: $909.1M
Q1 2021: $1.01BQ2 2021: $1.12BQ3 2021: $943.6MQ4 2021: $1.30BQ1 2022: $2.83BQ2 2022: $2.44BQ3 2022: $2.06BQ4 2022: $2.56BQ1 2023: $3.16BQ2 2023: $2.53BQ3 2023: $3.53BQ4 2023: $2.90BQ1 2024: $2.72BQ2 2024: $2.48BQ3 2024: $1.79BQ4 2024: $1.48BQ1 2025: $991.0MQ2 2025: $714.3MQ3 2025: $662.7MQ4 2025: $310.8MQ1 2026: $1.21BQ2 2026: $909.1M
Institutions holding KOS and their total value by quarter
QuarterHoldersValue
Q2 2026268$909.1M
Q1 2026263$1.21B
Q4 2025210$310.8M
Q3 2025236$662.7M
Q2 2025227$714.3M
Q1 2025253$991.0M
Q4 2024271$1.48B
Q3 2024270$1.79B
Q2 2024268$2.48B
Q1 2024244$2.72B
Q4 2023246$2.90B
Q3 2023226$3.53B
Q2 2023239$2.53B
Q1 2023234$3.16B
Q4 2022239$2.56B
Q3 2022232$2.06B
Q2 2022232$2.44B
Q1 2022200$2.83B
Q4 2021172$1.30B
Q3 2021161$943.6M
Q2 2021172$1.12B
Q1 2021138$1.01B

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding Kosmos Energy Ltd.; share changes are against Q1 2026.

Institutions holding KOS in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
HighTower Advisors, LLC0$00.00%−11,418−100.0%Sold out
Kestra Advisory Services, LLC0$00.00%−11,000−100.0%Sold out
Coldstream Capital Management Inc0$00.00%−10,623−100.0%Sold out
Quadrant Capital Group LLC0$00.00%−9,027−100.0%Sold out
Heritage Wealth Advisors0$00.00%−4,995−100.0%Sold out
Advisory Services Network, LLC0$00.00%−4,803−100.0%Sold out
Northwestern Mutual Wealth Management Co0$00.00%−2,265−100.0%Sold out
Aster Capital Management (DIFC) Ltd0$00.00%−1,126−100.0%Sold out
Cassaday & Co Wealth Management LLC0$00.00%−112−100.0%Sold out
Root Financial Partners, LLC0$00.00%−103−100.0%Sold out
Janus Henderson Group PLC––––Not filed
CWM, LLC––––Not filed
DGS Capital Management, LLC––––Not filed