Stock ownership · SEC 13F · Q4 2025

KOSMOS ENERGY LTD

Who owns KOSMOS ENERGY LTD (CUSIP 500688106)? A look at the institutions behind it, how tightly they hold it, and the latest quarter's moves.

$397K
Reported value
3
Institutions
100%
Top-5 share

The verdict

As of Q4 2025, 3 institutions report $397K in KOSMOS ENERGY LTD positions, ownership that is dominated by its top few institutional owners.

3
institutions hold it
$397K
reported 13F value
100%
held by top 5

Based on long positions reported to the SEC as of Q4 2025; 13F omits shorts, options and non-US holdings.

How 13F ownership is computed · All tracked stocks · Concentration rankings

SEC Form 13F-HR ownership desk

CUSIP 500688106 · Q4 2025 $0M reported

VALUE-TRACE · HOLDERS-FOCUS · CONC-DOM · PHOTO-UNK · ACTIVITY-MID · BOOK-MID

  • VALUE-TRACE $0.4M
  • HOLDERS-FOCUS 3 filers
  • CONC-DOM 100% top-5
  • PHOTO-UNK No peer
  • ACTIVITY-MID 3 new
  • BOOK-MID 6Q history

Read with: Ownership concentration guide - KOSMOS ENERGY LTD's top-five holders account for 100% of reported value — read concentration before treating any single filer as a signal.

Largest institutional holders of KOSMOS ENERGY LTD
  1. 1
    Alpine Global Management, LLC $188K
  2. 2
    Aristides Capital LLC $179K
  3. 3
    DGS Capital Management, LLC $30K

Top 3 reported holders by value · Q4 2025

Institutional ownership over time

The number of institutions reporting a KOSMOS ENERGY LTD position has risen from 1 to 3 over the last 6 quarters of 13F filings.

012345 Q1'24Q3'24Q1'25Q2'25Q3'25Q4'25 3
Distinct 13F filers holding KOSMOS ENERGY LTD, by quarter

Top Institutional Holders

# Institution Shares Value Share of reported
1 Alpine Global Management, LLC 206,729 $188K 47.3%
2 Aristides Capital LLC 197,200 $179K 45.1%
3 DGS Capital Management, LLC 33,575 $30K 7.7%

Investment Discretion

SEC Form 13F requires each institutional filer to report whether it exercises sole or shared discretion over a position. Among KOSMOS ENERGY LTD's reported holders for Q4 2025, by reported value:

Sole discretion (SOLE)
100.0%

Latest Quarter Activity · Q4 2025

New positions (3)

Alpine Global Management, LLC $188K
Aristides Capital LLC $179K
DGS Capital Management, LLC $30K

Complete exits (3)

CIBC Bancorp USA Inc. exited
JPMORGAN CHASE & CO (JPM, AMJB, VYLD, JPM-PC, JPM-PD, JPM-PJ, JPM-PK, JPM-PL, JPM-PM) exited
CIBC Private Wealth Group LLC exited

Frequently Asked Questions

How many institutions hold KOSMOS ENERGY LTD?▼
KOSMOS ENERGY LTD is held by 3 institutional investors per the latest SEC Form 13F filings as of Q4 2025.
What is the total institutional value of KOSMOS ENERGY LTD?▼
Institutions report $397K of KOSMOS ENERGY LTD as of Q4 2025.
How concentrated is ownership of KOSMOS ENERGY LTD?▼
The top five institutional holders account for 100% of the reported institutional value in KOSMOS ENERGY LTD, making ownership dominated by its top few institutional owners.
Who is the largest institutional holder of KOSMOS ENERGY LTD?▼
Alpine Global Management, LLC is the largest reported holder of KOSMOS ENERGY LTD with $188K across 206,729 shares as of Q4 2025.

Source: U.S. Securities and Exchange Commission (SEC) - EDGAR Form 13F-HR institutional holdings filings · Q4 2025 13F-HR discloses long US-listed equity positions of managers with $100M+ qualifying assets, filed within 45 days of period end. Short positions and most derivatives are not disclosed.

PlainFundData is rendered directly from SEC EDGAR Form 13F-HR institutional holdings filings, no number is typed in by an editor. Holder lists, concentration, and reported value on this page are aggregated live from those 13F-HR extracts. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026-05-16.