KOSMOS ENERGY LTD (KOS) Institutional Ownership

KOS is currently held by 1 institutional investors tracked by InsiderSet, with a combined reported market value of approximately $14.84M based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026.

The largest disclosed holder is Renaissance Technologies LLC, which reported ownership valued at approximately $14.84M in its March 31, 2026 13F filing. Based on current market prices and the latest disclosed share count, Renaissance Technologies LLC's KOS position is now estimated to be worth approximately $13.35M, representing an estimated loss of -10.07% since the filing period.

Major shareholders tracked on this page include Renaissance Technologies LLC, and other prominent asset managers. Collectively, these investors account for approximately 100% of the total disclosed value among the investors covered in this analysis.

This page tracks institutional position trends, hedge fund exposure, portfolio concentration, historical 13F filings, and estimated holding performance to help investors analyze smart money sentiment toward KOSMOS ENERGY LTD (KOS).

Institutional Ownership Trend

Portfolio quarterInstitutional holdersTotal reported valueTotal shares
Q1 20261$14,844,1945,339,638
Q4 20251$1,495,2481,647,838
Q3 20253$5,076,6343,058,213
Q2 20252$3,548,6852,063,188
Q1 20251$4,101,9271,799,091
Q4 20242$4,268,8871,248,212
Q3 20242$2,229,672553,268
Q2 20242$8,165,1741,473,858
Q1 20241$8,6921,458,440
Q4 20232$712,332134,269
Q3 20231$299,86336,658
Q2 20231$219,58236,658
KOS Institutional Ownership and 13F Activity Q1 2026 | InsiderSet