DOSSIER · 13F Holders · Q1 2026
DEC

Diversified Energy Co

185 institutions still hold Diversified Energy Co as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 25520W107·185 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$670M
visible holders
Holders
185
filers reporting
Concentration
14.43%
Artemis Investment Management LLP #1
top holder share
AI Holders Summary · Q1 2026

185 institutions reported DEC in Q1 2026. Artemis Investment Management LLP leads at 14.4% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Artemis Investment Management LLP
CIK 0001535385
$97M5.4M1.02%Q1 2026
02
BlackRock, Inc.
CIK 0002012383
$86M4.9M0.00%Q1 2026
03
AMERIPRISE FINANCIAL INC
CIK 0000820027
$79M4.5M0.02%Q1 2026
04
JUPITER ASSET MANAGEMENT LTD
CIK 0001215838
$59M3.2M0.31%Q1 2026
05
Man Group plc
CIK 0001637460
$38M2.0M0.07%Q1 2026
06
M&G Plc
CIK 0001802539
$32M1.8M0.17%Q1 2026
07
BARCLAYS PLC
CIK 0000312069
$32M1.8M0.01%Q1 2026
08
Tejara Capital Ltd
CIK 0001879713
$29M1.7M9.60%Q1 2026
09
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$26M1.5M0.00%Q1 2026
10
Millstreet Capital Management LLC
CIK 0001590729
$24M1.4M5.76%Q1 2026
11
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$23M1.2M0.01%Q1 2026
12
STATE STREET CORP
CIK 0000093751
$22M1.2M0.00%Q1 2026
13
CITADEL ADVISORS LLC
CIK 0001423053
$18M1.3M0.00%Q4 2025
14
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$17M967K0.00%Q1 2026
15
Premier Fund Managers Ltd
CIK 0001673907
$17M893K1.17%Q1 2026
16
MORGAN STANLEY
CIK 0000895421
$15M883K0.00%Q1 2026
17
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$15M866K0.01%Q1 2026
18
Aberdeen Group plc
CIK 0001716774
$14M814K0.02%Q1 2026
19
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$14M785K0.00%Q1 2026
20
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 0000884546· Index
$13M755K0.00%Q1 2026
Page 1 of 10
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Insiders at Diversified Energy Co
Thomas Martin KeithKlaber Kathryn ZOliver Kirk RTurner David Jackson Jr.Garrett Michael WaltonGideon Richard ARidgway Ron LeeGray Bradley G