PEAK6 LLC

Position in KOS — Kosmos Energy Ltd.

CIK 1389958 AUSTIN, TX

Back to KOS Full portfolio

Position in KOS

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$706,921

+$435,468 QoQ

Shares Held

335,034

+243.1% QoQ

Ownership

0.056%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

#86

of 265 holders

Holding Since

Mar 2025

4 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in KOS Over Time

Shares Held

Position Value (USD)

Derivatives in KOS

reported options exposure · as of Mar 31, 2026

CallValue

$30,024

CallShares

10,800

PutValue

PutShares

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Oil & Gas E&P

Energy · as of Jun 30, 2026

PEAK6 LLC holds $34,070,288 across 16 Oil & Gas E&P names. KOS ranks #6 (2.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	REI	Ring Energy, Inc.	17,079,382	$18,445,732
2	MNR	Mach Natural Resources LP	316,243	$3,997,311
3	COP	Conocophillips	32,370	$3,365,185
4	EQT	EQT Corp	55,908	$2,972,628
5	EXE	EXPAND ENERGY Corp	26,856	$2,448,998
6	KOS	Kosmos Energy Ltd. This page	335,034	$706,921
7	SM	SM Energy Co	18,846	$491,880
8	DVN	Devon Energy Corp/De	10,475	$432,827

All Filings in KOS

Export CSV

7 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$706,921	335,034	+243.1%	Shares	Defined	2026-08-13
2026-03-31	$271,453	97,645	-40.3%	Shares	Defined	2026-05-14
2026-03-31	$30,024	10,800	—	Call	Defined	2026-05-14
2025-06-30	$559,516	325,300	-10.4%	Put	Defined	2026-03-26
2025-06-30	$281,515	163,672	+49.5%	Shares	Defined	2026-03-26
2025-03-31	$827,640	363,000	—	Put	Defined	2025-05-14
2025-03-31	$249,660	109,500	—	Shares	Defined	2025-05-14
No filing history on record for this holder in this stock.