J. Derek Lewis & Associates Inc.

Position in MNTK — Montauk Renewables, Inc.

CIK 2077884 NEWPORT BEACH, CA

Position in MNTK

as of Jun 30, 2026 · filed Jul 31, 2026 Compact

Position Value

$166,140

+$68,390 QoQ

Shares Held

106,500

+25.3% QoQ

Ownership

0.075%

of shares outstanding

% of Portfolio

0.11%

of 13F equity value

Holder Rank

#26

of 91 holders

Holding Since

Mar 2026

2 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Basic Materials · as of Jun 30, 2026

J. Derek Lewis & Associates Inc. holds $2,297,445 across 6 Specialty Chemicals names. MNTK ranks #6 (7.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	GEVO	Gevo, Inc.	778,000	$1,167,000
2	ALB	Albemarle Corp	1,905	$257,232
3	NEU	Newmarket Corp	320	$253,196
4	SOLS	Solstice Advanced Materials Inc.	2,809	$248,877
5	AMTX	Aemetis, Inc	125,000	$205,000
6	MNTK	Montauk Renewables, Inc. This page	106,500	$166,140

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$166,140	106,500	+25.3%	Shares	Sole	2026-07-31
2026-03-31	$97,750	85,000	—	Shares	Sole	2026-05-21
No filing history on record for this holder in this stock.