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Of the 14 tracked institutions holding KOS, 8 have a 3-year clone track record — 7 of them beat the S&P. Average holder's clone alpha: +4.6pt. It's a gauge of who owns the name, not just how many.
Among the 14 tracked institutional investors we monitor, KOS (KOSMOS ENERGY LTD) is held with a combined value of $348.36M across 135,303,230 shares. The largest holder is BlackRock, Inc. with a position worth $131.95M. WELLINGTON MANAGEMENT GROUP LLP opened a new position in the most recent quarter. 9 funds increased their holdings. 3 funds reduced their position.
Total Institutional Value
$348.36M
Total Shares Held
135,303,230
Institutional Holders
14
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $131.95M | 0.00% | +1.3% |
| 2 | STATE STREET CORP | $78.53M | 0.00% | +38.3% |
| 3 | Grantham, Mayo, Van Otterloo & Co. LLC | $50.90M | 0.13% | -47.4% |
| 4 | MILLENNIUM MANAGEMENT LLC | $35.12M | 0.01% | -14.8% |
| 5 | RENAISSANCE TECHNOLOGIES LLC | $14.84M | 0.02% | +224.0% |
| 6 | VANGUARD GROUP INC | $13.46M | 0.00% | +3.6% |
| 7 | CITADEL ADVISORS LLC | $12.37M | 0.01% | -19.9% |
| 8 | Point72 Asset Management, L.P. | $5.46M | 0.01% | +216.3% |
| 9 | AQR CAPITAL MANAGEMENT LLC | $3.59M | 0.00% | +140.9% |
| 10 | PRICE T ROWE ASSOCIATES INC /MD/ | $958.00K | 0.00% | +22.9% |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of KOS with a position worth $131.95M, representing 0.00% of their portfolio. In total, 14 institutional investors hold KOS with a combined value of $348.36M.
In the most recent quarter, 1 fund opened a new position in KOS. Additionally, 9 increased their holdings and 3 reduced their positions.
Institutional investors hold $348.36M worth of KOS stock across 14 positions. The largest institutional holder is BlackRock, Inc. with $131.95M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For KOS, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their KOS positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Last Close
$2.63
2026-07-24
YTD
+194.6%
73% of 52-week range
