KOSKosmos Energy Ltd.

$2.63+56% 1Y

Who owns KOS

265 institutions reported holding KOS for 2026Q2, together 85% of the company, more than the 260 a quarter earlier.

265

Institutions reporting a position · as of 2026Q2 · up from 260 the quarter before

Shares held by institutions
430.8M

Shares held by institutions · 85% of the company · long US equity positions only, as reported on Form 13F

Reported value
$909M

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
31%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
53
New positions
51
Positions exited
44
Added to
110
Reduced
63
Top 10 holdersof the company
48%
Shares sold shortsettled Sep 15, 2026
28.4M
Short interestof shares outstanding
5.6%
Days to coverat the average daily volume
2.4
Change in the short positionsince the Aug 31, 2026 count
+15%
Institutional ownership by quarter, 2013Q2 to 2026Q2
QuarterFilersSharesReported value
2026Q2265430.8M$909M
2026Q1260434.1M$1.21B
2025Q4209341.6M$311M
2025Q3233397.5M$663M
2025Q2226414.2M$714M
2025Q1251435.4M$991M
2024Q4269434.4M$1.48B
2024Q3268444.9M$1.79B
2024Q2265446.0M$2.47B
2024Q1242455.1M$2.71B
2023Q4244432.4M$2.90B
2023Q3225431.8M$3.53B
2023Q2239421.5M$2.53B
2023Q1233424.5M$3.16B
2022Q4237402.9M$2.56B
2022Q3230398.8M$2.06B
Largest reported holders, 2026Q2
HolderShares% of companyValue
BlackRock Inc.56.0M11%$118M
STATE STREET CORP29.5M5.8%$62M
TWO SIGMA INVESTMENTS, LP25.4M5.0%$54M
D. E. Shaw & Co., INC.24.5M4.8%$52M
VANGUARD GROUP INC23.2M4.6%$49M
Equinox Partners Investment Management LLC20.7M4.1%$44M
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC18.8M3.7%$40M
GEODE CAPITAL MANAGEMENT LLC17.1M3.4%$36M
Charles Schwab Trust Co13.8M2.7%$29M
Grantham, Mayo, Van Otterloo & Co. LLC11.9M2.3%$25M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 202628.4M5.6%2.4
Aug 31, 202624.7M4.9%2.0
Aug 14, 202625.3M5.0%2.1
Jul 31, 202626.7M5.3%1.9
Jul 15, 202629.9M5.9%1.4
Jun 30, 202626.9M5.3%1.5
Jun 15, 202631.5M6.2%3.1
May 29, 202630.7M6.1%2.5
May 15, 202628.0M5.5%1.8
Apr 30, 202631.2M6.2%2.0
Apr 15, 202633.5M6.6%1.3
Mar 31, 202631.6M6.2%1.0

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

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