Kosmos Energy (KOS) Institutional Ownership

$3.02 +0.01 (+0.33%)

As of 01:34 PM Eastern

Current Institutional Ownership Percentage: 95.33%
Number of Institutional Buyers (last 12 months): 107
Total Institutional Inflows (last 12 months): $99.43M

Number of Institutional Sellers (last 12 months): 60
Total Institutional Outflows (last 12 months): $88.82M

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KOS Institutional Buying and Selling by Quarter

Kosmos Energy Major Shareholders & Ownership History

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Reporting Date	Major Shareholder Name	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
5/19/2026	Bank of America Corp DE	5,541,020	$15.40M	0.0%	+14.2%	0.934%
5/18/2026	Amundi	154,931	$431K	0.0%	+97.4%	0.026%
5/18/2026	California State Teachers Retirement System	663,917	$1.85M	0.0%	+52.3%	0.112%
5/16/2026	The Manufacturers Life Insurance Company	128,919	$358K	0.0%	-41.8%	0.022%
5/15/2026	OMERS ADMINISTRATION Corp	52,800	$147K	0.0%	N/A	0.009%
5/14/2026	Renaissance Technologies LLC	5,339,638	$14.84M	0.0%	+224.0%	0.900%
5/14/2026	Pale Fire Capital SE	145,000	$403K	0.0%	N/A	0.024%
5/14/2026	Public Employees Retirement System of Ohio	46,938	$130K	0.0%	+10.2%	0.010%
5/14/2026	Arrowstreet Capital Limited Partnership	1,729,874	$4.81M	0.0%	N/A	0.360%
5/14/2026	Caxton Associates LLP	828,839	$2.30M	0.1%	+70.7%	0.172%
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5/14/2026	Sei Investments Co.	1,515,992	$4.21M	0.0%	+76.8%	0.315%
5/13/2026	Militia Capital Management LLC	25,000	$70K	0.0%	N/A	0.005%
5/13/2026	First Trust Advisors LP	7,694,248	$21.39M	0.0%	+9.2%	1.600%
5/7/2026	Dimensional Fund Advisors LP	7,083,075	$19.70M	0.0%	+20.5%	1.472%
5/7/2026	Parallel Advisors LLC	25,268	$70K	0.0%	+106.5%	0.005%
5/7/2026	KBC Group NV	15,653	$44K	0.0%	N/A	0.003%
5/7/2026	Swiss National Bank	1,106,800	$3.08M	0.0%	+17.4%	0.230%
5/5/2026	Bank of New York Mellon Corp	1,507,387	$4.19M	0.0%	-1.2%	0.313%
4/30/2026	Summit Securities Group LLC	47,000	$131K	0.0%	N/A	0.010%
4/30/2026	Kestra Advisory Services LLC	11,000	$31K	0.0%	N/A	0.002%
4/28/2026	Abel Hall LLC	13,095	$36K	0.0%	N/A	0.003%
4/27/2026	Counterpoint Mutual Funds LLC	191,885	$533K	0.1%	N/A	0.040%
4/27/2026	Baer Investment Advisory LLC	18,994	$53K	0.0%	N/A	0.004%
4/27/2026	Y Intercept Hong Kong Ltd	21,649	$60K	0.0%	N/A	0.005%
4/24/2026	Equinox Partners Investment Management LLC	20,678,033	$57.49M	23.4%	+6.2%	4.299%
4/23/2026	Inspire Investing LLC	183,420	$510K	0.0%	-65.0%	0.038%
4/22/2026	Pictet Asset Management Holding SA	86,684	$241K	0.0%	+31.6%	0.018%
4/22/2026	Sterling Capital Management LLC	15,721	$44K	0.0%	-44.9%	0.003%
4/21/2026	SmartHarvest Portfolios LLC	23,814	$66K	0.0%	+73.0%	0.005%
4/16/2026	SG Americas Securities LLC	722,891	$2.01M	0.0%	+494.9%	0.150%
2/26/2026	Alpine Global Management LLC	206,729	$188K	0.0%	N/A	0.043%
2/26/2026	Aristides Capital LLC	197,200	$179K	0.0%	N/A	0.041%
2/19/2026	Invesco Ltd.	1,870,906	$1.70M	0.0%	-81.1%	0.391%
2/18/2026	Mackenzie Financial Corp	42,668	$39K	0.0%	-90.3%	0.009%
2/18/2026	XTX Topco Ltd	914,037	$829K	0.0%	+500.6%	0.191%
2/18/2026	Numerai GP LLC	76,556	$69K	0.0%	N/A	0.016%
2/18/2026	Millennium Management LLC	14,827,966	$13.46M	0.0%	-40.8%	3.100%
2/18/2026	Man Group plc	154,146	$140K	0.0%	N/A	0.032%
2/18/2026	Inspire Investing LLC	523,933	$475K	0.0%	+91.0%	0.110%
2/18/2026	Equinox Partners Investment Management LLC	19,469,980	$17.67M	9.2%	+9.5%	4.070%
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2/18/2026	Balyasny Asset Management L.P.	67,013	$61K	0.0%	-98.1%	0.014%
2/17/2026	AQR Capital Management LLC	536,322	$487K	0.0%	+192.9%	0.112%
2/17/2026	Lazard Asset Management LLC	81,147	$74K	0.0%	-96.7%	0.017%
2/17/2026	Equitable Holdings Inc.	45,539	$41K	0.0%	+30.3%	0.010%
2/17/2026	Amundi	78,489	$71K	0.0%	N/A	0.016%
2/17/2026	Price T Rowe Associates Inc. MD	280,365	$253K	0.0%	-27.9%	0.059%
2/17/2026	Public Employees Retirement System of Ohio	42,577	$39K	0.0%	+35.7%	0.009%
2/17/2026	Russell Investments Group Ltd.	5,885,653	$5.34M	0.0%	-5.7%	1.230%
2/17/2026	Atom Investors LP	231,275	$210K	0.0%	N/A	0.048%
2/17/2026	Captrust Financial Advisors	28,601	$26K	0.0%	+93.9%	0.006%
2/17/2026	Graham Capital Management L.P.	710,185	$644K	0.0%	+657.7%	0.148%
2/16/2026	Squarepoint Ops LLC	629,342	$571K	0.0%	+60.3%	0.132%
2/16/2026	Verition Fund Management LLC	503,520	$457K	0.0%	-14.2%	0.105%
2/13/2026	Nantahala Capital Management LLC	2,344,194	$2.13M	0.1%	+36.6%	0.490%
2/13/2026	Marshall Wace LLP	33,272	$30K	0.0%	-27.4%	0.007%
2/13/2026	The Manufacturers Life Insurance Company	221,621	$201K	0.0%	-4.9%	0.046%
2/13/2026	Stifel Financial Corp	247,649	$225K	0.0%	-24.4%	0.052%
2/13/2026	Rafferty Asset Management LLC	811,006	$736K	0.0%	+9.8%	0.170%
2/13/2026	First Trust Advisors LP	7,048,196	$6.40M	0.0%	+66.9%	1.474%
2/13/2026	Charles Schwab Investment Management Inc.	12,045,593	$10.93M	0.0%	+19.5%	2.518%
2/13/2026	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	3,893,350	$3.53M	0.0%	+8.9%	0.814%
2/13/2026	Banco Santander S.A.	154,524	$140K	0.0%	-4.6%	0.032%
2/12/2026	DRW Securities LLC	86,665	$79K	0.0%	N/A	0.018%
2/12/2026	MetLife Investment Management LLC	227,033	$206K	0.0%	-11.2%	0.047%
2/12/2026	Cibc World Markets Corp	31,391	$28K	0.0%	N/A	0.007%
2/12/2026	Aristides Capital LLC	197,200	$179K	0.0%	N/A	0.041%
2/12/2026	Commonwealth Equity Services LLC	56,578	$51K	0.0%	-15.1%	0.012%
2/12/2026	Renaissance Technologies LLC	1,647,838	$1.50M	0.0%	+448.8%	0.344%
2/12/2026	Dimensional Fund Advisors LP	5,878,286	$5.33M	0.0%	-22.8%	1.229%
2/12/2026	M&G PLC	8,736,923	$8.74M	0.0%	+9.5%	1.827%
2/12/2026	New York State Common Retirement Fund	276,252	$251K	0.0%	+60.7%	0.058%
2/12/2026	Swiss National Bank	942,900	$856K	0.0%	+1.7%	0.197%
2/12/2026	Dalton Investments Inc.	500,000	$454K	0.3%	N/A	0.105%
2/10/2026	Goldman Sachs Group Inc.	6,766,857	$6.14M	0.0%	+175.2%	1.415%
2/10/2026	Ellevest Inc.	174,902	$159K	0.0%	+196.8%	0.037%
2/10/2026	Sfmg LLC	83,480	$76K	0.0%	-10.7%	0.017%
2/10/2026	Moors & Cabot Inc.	183,950	$167K	0.0%	-13.0%	0.038%
2/10/2026	Intech Investment Management LLC	222,515	$202K	0.0%	-6.1%	0.047%
2/9/2026	Geode Capital Management LLC	11,272,318	$10.23M	0.0%	+8.0%	2.357%
2/9/2026	Coldstream Capital Management Inc.	28,082	$25K	0.0%	-57.4%	0.006%
2/9/2026	Jefferies Financial Group Inc.	150,000	$136K	0.0%	N/A	0.031%
1/28/2026	Arizona State Retirement System	131,964	$120K	0.0%	-6.7%	0.028%
1/28/2026	Universal Beteiligungs und Servicegesellschaft mbH	153,669	$139K	0.0%	+27.9%	0.032%
1/27/2026	GF Fund Management CO. LTD.	143,809	$130K	0.0%	+10.9%	0.030%
1/20/2026	Harbor Capital Advisors Inc.	245,034	$222K	0.0%	+9.8%	0.051%
1/9/2026	SG Americas Securities LLC	121,523	$110K	0.0%	+119.7%	0.025%
1/8/2026	Old Port Advisors	29,704	$27K	0.0%	N/A	0.006%
11/21/2025	CIBC Bancorp USA Inc.	50,581	$84K	0.0%	N/A	0.011%
11/19/2025	Coldstream Capital Management Inc.	65,889	$109K	0.0%	N/A	0.014%
11/17/2025	Verition Fund Management LLC	586,834	$974K	0.0%	+57.9%	0.123%
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11/17/2025	Nomura Holdings Inc.	1,874,673	$3.11M	0.0%	-4.8%	0.392%
11/17/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	222,852	$370K	0.0%	-14.3%	0.047%
11/17/2025	Brevan Howard Capital Management LP	149,428	$248K	0.0%	+85.4%	0.031%
11/17/2025	Ameriprise Financial Inc.	2,227,743	$3.70M	0.0%	-14.9%	0.466%
11/14/2025	Creative Planning	643,526	$1.07M	0.0%	-24.9%	0.135%
11/14/2025	Lazard Asset Management LLC	2,460,999	$4.09M	0.0%	+4.2%	0.515%
11/14/2025	Raymond James Financial Inc.	976,677	$1.62M	0.0%	+1.5%	0.204%
11/14/2025	Equitable Holdings Inc.	34,941	$58K	0.0%	N/A	0.007%
11/14/2025	Hotchkis & Wiley Capital Management LLC	20,995,501	$34.85M	0.1%	-1.0%	4.389%
11/14/2025	UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC	3,575,742	$5.94M	0.0%	-1.2%	0.748%

KOS Institutional Ownership - Frequently Asked Questions

During the previous two years, 245 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 206 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 ($14.57M), American Century Companies Inc. ($10.81M), Encompass Capital Advisors LLC ($10.45M), Patient Capital Management LLC ($9.04M), Grantham Mayo Van Otterloo & Co. LLC ($5.91M), First Trust Advisors LP ($5.81M), and William Blair Investment Management LLC ($5.74M).

Institutional investors have bought a total of 59,990,931 shares in the last 24 months. This purchase volume represents approximately $99.43M in transactions.

Of the 60 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. ($9.32M), Grantham Mayo Van Otterloo & Co. LLC ($5.11M), Dimensional Fund Advisors LP ($4.12M), Balyasny Asset Management L.P. ($3.48M), and American Century Companies Inc. ($3.04M).

Institutional investors have sold a total of 65,385,524 shares in the last 24 months. This volume of shares sold represents approximately $88.82M in transactions.

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This page (NYSE:KOS) was last updated on 5/21/2026 by MarketBeat.com Staff.

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Kosmos Energy (KOS) Institutional Ownership

KOS Institutional Buying and Selling by Quarter

Kosmos Energy Major Shareholders & Ownership History

KOS Institutional Ownership - Frequently Asked Questions

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Kosmos Energy (KOS) Institutional Ownership

Institutional Ownership Changes (13F Filings) for Kosmos Energy (NYSE:KOS)

KOS Institutional Buying and Selling by Quarter

Kosmos Energy Major Shareholders & Ownership History

KOS Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of KOS shares?

What percentage of Kosmos Energy's stock is owned by institutional investors?

Which institutional investors have been buying Kosmos Energy's stock?

How much institutional buying is happening at Kosmos Energy?

Which of Kosmos Energy's major shareholders have been selling company stock?

How much institutional selling is happening at Kosmos Energy?

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