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Kosmos Energy (KOS) Institutional Ownership

Kosmos Energy logo
$2.89 -0.04 (-1.37%)
As of 11:34 AM Eastern
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Institutional Ownership Changes (13F Filings) for Kosmos Energy (NYSE:KOS)

Current
Institutional Ownership
Percentage
95.33%
Number of
Institutional Buyers
(last 12 months)
101
Total
Institutional Inflows
(last 12 months)
$84.98M
Number of
Institutional Sellers
(last 12 months)
48
Total
Institutional Outflows
(last 12 months)
$75.49M
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KOS Institutional Buying and Selling by Quarter

Kosmos Energy Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/27/2026 Corient Private Wealth LP28,844$61K0.0%N/A0.005%
8/26/2026 Amundi204,319$431K0.0%+31.9%0.034%
8/24/2026 California State Teachers Retirement System1,535,666$3.24M0.0%+131.3%0.258%
8/23/2026 HB Wealth Management LLC15,950$34K0.0%N/A0.003%
8/21/2026 AXQ Capital LP337,762$713K0.1%+86.6%0.057%
8/20/2026 Proficio Capital Partners LLC12,836$27K0.0%N/A0.002%
8/20/2026 Headlands Technologies LLC344,019$726K0.1%+12.2%0.058%
8/20/2026 GTS Securities LLC28,584$60K0.0%+23.8%0.005%
8/19/2026 Wellington Management Group LLP112,406$237K0.0%+51.2%0.019%
8/18/2026 Equitable Holdings Inc.49,611$105K0.0%N/A0.008%
8/18/2026 Public Employees Retirement System of Ohio45,048$95K0.0%N/A0.008%
8/17/2026 Proficio Capital Partners LLC12,836$27K0.0%N/A0.002%
8/17/2026 Corient Private Wealth LP26,475$56K0.0%N/A0.004%
8/17/2026 Bank of America Corp DE2,932,515$6.19M0.0%N/A0.492%
8/15/2026 Gallagher Fiduciary Advisors LLC147,715$312K0.0%N/A0.025%
8/15/2026 Man Group plc1,142,835$2.41M0.0%N/A0.192%
8/15/2026 Jupiter Topco LLC211,288$445K0.0%N/A0.035%
8/14/2026 Legal & General Group Plc351,680$742K0.0%N/A0.059%
8/14/2026 The Manufacturers Life Insurance Company 155,923$329K0.0%N/A0.026%
8/14/2026 Algert Global LLC2,490,698$5.26M0.1%+98.2%0.418%
8/13/2026 Sanctuary Advisors LLC12,969$27K0.0%N/A0.002%
8/13/2026 PEAK6 LLC335,034$707K0.0%N/A0.056%
8/12/2026 Quantbot Technologies LP49,642$105K0.0%N/A0.008%
8/12/2026 Ieq Capital LLC341,681$721K0.0%N/A0.057%
8/11/2026 Allworth Financial LP17,312$37K0.0%N/A0.003%
8/11/2026 Vise Technologies Inc.13,845$29K0.0%N/A0.002%
8/7/2026 Pallas Capital Advisors LLC12,007$25K0.0%N/A0.002%
8/6/2026 Bank of New York Mellon Corp1,854,622$3.91M0.0%N/A0.311%
8/6/2026 State of Wyoming50,739$107K0.0%N/A0.009%
8/6/2026 GSA Capital Partners LLP137,862$291K0.0%N/A0.023%
7/30/2026 Kiker Wealth Management LLC202,013$426K0.2%N/A0.034%
7/30/2026 Pictet Asset Management Holding SA93,441$197K0.0%+7.8%0.016%
7/30/2026 Ethic Inc.117,840$249K0.0%-41.5%0.020%
7/29/2026 Swiss Life Asset Management Ltd38,893$82K0.0%+12.2%0.007%
7/29/2026 Banco Santander S.A.525,378$1.11M0.0%+321.9%0.089%
7/28/2026 RWC Asset Management LLP148,128$313K0.0%-49.4%0.025%
7/8/2026 Assenagon Asset Management S.A.65,340$138K0.0%N/A0.011%
6/12/2026 Militia Capital Management LLC25,000$70K0.0%N/A0.004%
6/3/2026 Parallel Advisors LLC25,268$70K0.0%+106.5%0.004%
6/1/2026 Caerus Investment Advisors LLC11,019$31K0.0%N/A0.002%
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5/19/2026 Bank of America Corp DE5,541,020$15.40M0.0%+14.2%0.934%
5/18/2026 Amundi154,931$431K0.0%+97.4%0.026%
5/18/2026 California State Teachers Retirement System663,917$1.85M0.0%+52.3%0.112%
5/16/2026 The Manufacturers Life Insurance Company128,919$358K0.0%-41.8%0.022%
5/15/2026 OMERS ADMINISTRATION Corp52,800$147K0.0%N/A0.009%
5/14/2026 Renaissance Technologies LLC5,339,638$14.84M0.0%+224.0%0.900%
5/14/2026 Pale Fire Capital SE145,000$403K0.0%N/A0.024%
5/14/2026 Public Employees Retirement System of Ohio46,938$130K0.0%+10.2%0.010%
5/14/2026 Arrowstreet Capital Limited Partnership1,729,874$4.81M0.0%N/A0.360%
5/14/2026 Caxton Associates LLP828,839$2.30M0.1%+70.7%0.172%
5/14/2026 Sei Investments Co.1,515,992$4.21M0.0%+76.8%0.315%
5/13/2026 Militia Capital Management LLC25,000$70K0.0%N/A0.005%
5/13/2026 First Trust Advisors LP7,694,248$21.39M0.0%+9.2%1.600%
5/7/2026 Dimensional Fund Advisors LP7,083,075$19.70M0.0%+20.5%1.472%
5/7/2026 Parallel Advisors LLC25,268$70K0.0%+106.5%0.005%
5/7/2026 KBC Group NV15,653$44K0.0%N/A0.003%
5/7/2026 Swiss National Bank1,106,800$3.08M0.0%+17.4%0.230%
5/5/2026 Bank of New York Mellon Corp1,507,387$4.19M0.0%-1.2%0.313%
4/30/2026 Summit Securities Group LLC47,000$131K0.0%N/A0.010%
4/30/2026 Kestra Advisory Services LLC11,000$31K0.0%N/A0.002%
4/28/2026 Abel Hall LLC13,095$36K0.0%N/A0.003%
4/27/2026 Counterpoint Mutual Funds LLC191,885$533K0.1%N/A0.040%
4/27/2026 Baer Investment Advisory LLC18,994$53K0.0%N/A0.004%
4/27/2026 Y Intercept Hong Kong Ltd21,649$60K0.0%N/A0.005%
4/24/2026 Equinox Partners Investment Management LLC20,678,033$57.49M23.4%+6.2%4.299%
4/23/2026 Inspire Investing LLC183,420$510K0.0%-65.0%0.038%
4/22/2026 Pictet Asset Management Holding SA86,684$241K0.0%+31.6%0.018%
4/22/2026 Sterling Capital Management LLC15,721$44K0.0%-44.9%0.003%
4/21/2026 SmartHarvest Portfolios LLC23,814$66K0.0%+73.0%0.005%
4/16/2026 SG Americas Securities LLC722,891$2.01M0.0%+494.9%0.150%
2/26/2026 Alpine Global Management LLC206,729$188K0.0%N/A0.043%
2/26/2026 Aristides Capital LLC197,200$179K0.0%N/A0.041%
2/19/2026 Invesco Ltd.1,870,906$1.70M0.0%-81.1%0.391%
2/18/2026 Mackenzie Financial Corp42,668$39K0.0%-90.3%0.009%
2/18/2026 XTX Topco Ltd914,037$829K0.0%+500.6%0.191%
2/18/2026 Numerai GP LLC76,556$69K0.0%N/A0.016%
2/18/2026 Millennium Management LLC14,827,966$13.46M0.0%-40.8%3.100%
2/18/2026 Man Group plc154,146$140K0.0%N/A0.032%
2/18/2026 Inspire Investing LLC523,933$475K0.0%+91.0%0.110%
2/18/2026 Equinox Partners Investment Management LLC19,469,980$17.67M9.2%+9.5%4.070%
2/18/2026 Balyasny Asset Management L.P.67,013$61K0.0%-98.1%0.014%
2/17/2026 AQR Capital Management LLC536,322$487K0.0%+192.9%0.112%
2/17/2026 Lazard Asset Management LLC81,147$74K0.0%-96.7%0.017%
2/17/2026 Equitable Holdings Inc.45,539$41K0.0%+30.3%0.010%
2/17/2026 Amundi78,489$71K0.0%N/A0.016%
2/17/2026 Price T Rowe Associates Inc. MD280,365$253K0.0%-27.9%0.059%
2/17/2026 Public Employees Retirement System of Ohio42,577$39K0.0%+35.7%0.009%
2/17/2026 Russell Investments Group Ltd.5,885,653$5.34M0.0%-5.7%1.230%
2/17/2026 Atom Investors LP231,275$210K0.0%N/A0.048%
2/17/2026 Captrust Financial Advisors28,601$26K0.0%+93.9%0.006%
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2/17/2026 Graham Capital Management L.P.710,185$644K0.0%+657.7%0.148%
2/16/2026 Squarepoint Ops LLC629,342$571K0.0%+60.3%0.132%
2/16/2026 Verition Fund Management LLC503,520$457K0.0%-14.2%0.105%
2/13/2026 Nantahala Capital Management LLC2,344,194$2.13M0.1%+36.6%0.490%
2/13/2026 Marshall Wace LLP33,272$30K0.0%-27.4%0.007%
2/13/2026 The Manufacturers Life Insurance Company 221,621$201K0.0%-4.9%0.046%
2/13/2026 Stifel Financial Corp247,649$225K0.0%-24.4%0.052%
2/13/2026 Rafferty Asset Management LLC811,006$736K0.0%+9.8%0.170%
2/13/2026 First Trust Advisors LP7,048,196$6.40M0.0%+66.9%1.474%
2/13/2026 Charles Schwab Investment Management Inc.12,045,593$10.93M0.0%+19.5%2.518%


KOS Institutional Ownership - Frequently Asked Questions

During the previous two years, 254 institutional investors and hedge funds held shares of Kosmos Energy. The most heavily invested institutionals were FMR LLC ($125.91M), State Street Corp ($75.05M), William Blair Investment Management LLC ($64.10M), Grantham Mayo Van Otterloo & Co. LLC ($57.74M), Equinox Partners Investment Management LLC ($57.49M), American Century Companies Inc. ($50.42M), and Encompass Capital Advisors LLC ($35.72M).Learn more on Kosmos Energy's institutional investors.

95.33% of Kosmos Energy's stock is owned by institutional investors. Learn more on KOS's institutional investor holdings.

Of the 213 institutional investors that purchased Kosmos Energy's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Equinox Partners Investment Management LLC ($13.46M), Encompass Capital Advisors LLC ($10.45M), Patient Capital Management LLC ($9.04M), American Century Companies Inc. ($7.17M), Grantham Mayo Van Otterloo & Co. LLC ($5.91M), First Trust Advisors LP ($5.81M), and Squarepoint Ops LLC ($5.19M).

Institutional investors have bought a total of 49,038,038 shares in the last 24 months. This purchase volume represents approximately $84.98M in transactions.

Of the 48 institutional investors that sold Kosmos Energy's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Patient Capital Management LLC ($16.03M), Millennium Management LLC ($10.23M), Invesco Ltd. ($8.03M), Dimensional Fund Advisors LP ($4.12M), Balyasny Asset Management L.P. ($3.48M), American Century Companies Inc. ($3.04M), and Squarepoint Ops LLC ($2.83M).

Institutional investors have sold a total of 57,566,030 shares in the last 24 months. This volume of shares sold represents approximately $75.49M in transactions.


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Institutional ownership data for NYSE:KOS is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 8/27/2026. New 13F filings are added each quarter as they're published.
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