DALLAS, TX
KOSMOS ENERGY LTD.KOS— Latest position per institution from SEC 13F filings
15
Institutional holders
379.33M
Total shares held
1B
Estimated value
18.97M
Avg. position size
BLACKROCK, INC.
CIK 2012383
Shares
56.02M
Value
118.21M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
47.42M
Value
262.71M
Filed
Jun 30, 2024
STATE STREET CORP
CIK 93751
Shares
29.45M
Value
62.15M
Filed
Jun 30, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
25.40M
Value
53.59M
Filed
Jun 30, 2026
D. E. SHAW & CO., INC.
CIK 1009207
Shares
24.54M
Value
51.78M
Filed
Jun 30, 2026
EQUINOX PARTNERS INVESTMENT MANAGEMENT LLC
CIK 938552
Shares
20.68M
Value
43.63M
Filed
Jun 30, 2026
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC
CIK 1164833
Shares
18.84M
Value
39.76M
Filed
Jun 30, 2026
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
CIK 1644956
Shares
17.17M
Value
39.15M
Filed
Mar 31, 2025
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
17.07M
Value
36.02M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
14.84M
Value
13.46M
Filed
Dec 31, 2025
SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P.
CIK 1812095
Shares
13.77M
Value
29.05M
Filed
Jun 30, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 884546
Shares
13.77M
Value
29.05M
Filed
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
12M
Value
25.32M
Filed
Jun 30, 2026
GRANTHAM, MAYO, VAN OTTERLOO & CO. LLC
CIK 1352662
Shares
11.85M
Value
25M
Filed
Jun 30, 2026
INVESCO LTD.
CIK 914208
Shares
10.95M
Value
23.10M
Filed
Jun 30, 2026
ENCOMPASS CAPITAL ADVISORS LLC
CIK 1541901
Shares
10.45M
Value
35.72M
Filed
Dec 31, 2024
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
9.58M
Value
20.22M
Filed
Jun 30, 2026
MAPLE ROCK CAPITAL PARTNERS INC.
CIK 1658363
Shares
8.97M
Value
60.19M
Filed
Dec 31, 2023
GOLDMAN SACHS GROUP INC
CIK 886982
Shares
8.53M
Value
18M
Filed
Jun 30, 2026
AMERICAN CENTURY COMPANIES INC
CIK 748054
Shares
8.04M
Value
16.96M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK, INC. | 2012383 | 56.02M | 118.21M | Jun 30, 2026 |
| 2 | BLACKROCK FINANCE, INC. | 1364742 | 47.42M | 262.71M | Jun 30, 2024 |
| 3 | STATE STREET CORP | 93751 | 29.45M | 62.15M | Jun 30, 2026 |
| 4 | TWO SIGMA INVESTMENTS, LP | 1179392 | 25.40M | 53.59M | Jun 30, 2026 |
| 5 | D. E. SHAW & CO., INC. | 1009207 | 24.54M | 51.78M | Jun 30, 2026 |
| 6 | EQUINOX PARTNERS INVESTMENT MANAGEMENT LLC | 938552 | 20.68M | 43.63M | Jun 30, 2026 |
| 7 | HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | 1164833 | 18.84M | 39.76M | Jun 30, 2026 |
| 8 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 1644956 | 17.17M | 39.15M | Mar 31, 2025 |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 17.07M | 36.02M | Jun 30, 2026 |
| 10 | VANGUARD GROUP INC | 102909 | 14.84M | 13.46M | Dec 31, 2025 |
| 11 | SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P. | 1812095 | 13.77M | 29.05M | Jun 30, 2026 |
| 12 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 884546 | 13.77M | 29.05M | Jun 30, 2026 |
| 13 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 12M | 25.32M | Jun 30, 2026 |
| 14 | GRANTHAM, MAYO, VAN OTTERLOO & CO. LLC | 1352662 | 11.85M | 25M | Jun 30, 2026 |
| 15 | INVESCO LTD. | 914208 | 10.95M | 23.10M | Jun 30, 2026 |
| 16 | ENCOMPASS CAPITAL ADVISORS LLC | 1541901 | 10.45M | 35.72M | Dec 31, 2024 |
| 17 | DIMENSIONAL FUND ADVISORS LP | 354204 | 9.58M | 20.22M | Jun 30, 2026 |
| 18 | MAPLE ROCK CAPITAL PARTNERS INC. | 1658363 | 8.97M | 60.19M | Dec 31, 2023 |
| 19 | GOLDMAN SACHS GROUP INC | 886982 | 8.53M | 18M | Jun 30, 2026 |
| 20 | AMERICAN CENTURY COMPANIES INC | 748054 | 8.04M | 16.96M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.