S&CO INC

Position in FANG — Diamondback Energy, Inc.

CIK 1082461 BOSTON, MA

Position in FANG

as of Jun 30, 2026 · filed Aug 6, 2026 Compact

Position Value

$5,660,116

-$708,722 QoQ

Shares Held

32,200

0.0% QoQ

Ownership

0.011%

of shares outstanding

% of Portfolio

0.33%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2025

3 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Energy · as of Jun 30, 2026

S&CO INC holds $26,791,011 across 4 Oil & Gas E&P names. FANG ranks #2 (21.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AR	ANTERO RESOURCES Corp	504,602	$17,731,714
2	FANG	Diamondback Energy, Inc. This page	32,200	$5,660,116
3	RRC	Range Resources Corp	53,500	$1,989,665
4	EOG	Eog Resources Inc	10,865	$1,409,516

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$5,660,116	32,200	0.0%	Shares	Sole	2026-08-06
2026-03-31	$6,368,838	32,200	+2.9%	Shares	Sole	2026-05-07
2025-12-31	$4,705,329	31,300	—	Shares	Sole	2026-02-05
No filing history on record for this holder in this stock.