Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in DEC held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | Artemis Investment Management LLP | 5.4M | $96.6M | +109.8% | 7.529% | 1.02% |
| 2 | BlackRock, Inc. | 4.9M | $85.8M | +42.8% | 6.805% | 0.00% |
| 3 | AMERIPRISE FINANCIAL INC | 4.5M | $78.8M | +3.0% | 6.250% | 0.02% |
| 4 | JUPITER ASSET MANAGEMENT LTD | 3.2M | $58.9M | -1.1% | 4.381% | 0.31% |
| 5 | Man Group plc | 2.0M | $37.9M | +7.3% | 2.818% | 0.07% |
| 6 | M&G Plc | 1.8M | $32.5M | -8.1% | 2.433% | 0.17% |
| 7 | BARCLAYS PLC | 1.8M | $32.0M | +438.7% | 2.535% | 0.01% |
| 8 | Tejara Capital Ltd | 1.7M | $29.1M | -16.8% | 2.309% | 9.60% |
| 9 | CITADEL ADVISORS LLC | 1.5M | $26.7M | +21.6% | 2.117% | 0.01% |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 1.5M | $25.8M | +96.7% | 2.047% | 0.00% |
| 11 | Millstreet Capital Management LLC | 1.4M | $24.0M | 0.0% | 1.906% | 5.76% |
| 12 | AMERICAN CENTURY COMPANIES INC | 1.2M | $22.9M | +5.2% | 1.698% | 0.01% |
| 13 | STATE STREET CORP | 1.2M | $21.6M | +50.7% | 1.716% | 0.00% |
| 14 | JANE STREET GROUP, LLC | 967K | $16.9M | -32.1% | 1.337% | 0.15% |
| 15 | MORGAN STANLEY | 883K | $15.4M | -28.2% | 1.222% | 0.00% |
| 16 | TWO SIGMA INVESTMENTS, LP | 866K | $15.1M | +126.6% | 1.198% | 0.01% |
| 17 | abrdn plc | 814K | $14.2M | -15.2% | 1.126% | 0.02% |
| 18 | VANGUARD CAPITAL MANAGEMENT LLC | 785K | $13.8M | — | 1.086% | 0.00% |
| 19 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 755K | $13.3M | +67.2% | 1.043% | 0.00% |
| 20 | MILLENNIUM MANAGEMENT LLC | 673K | $11.7M | +574.6% | 0.931% | 0.01% |
| 21 | Bank of New York Mellon Corp | 618K | $10.8M | +4.6% | 0.854% | 0.00% |
| 22 | FIRST TRUST ADVISORS LP | 605K | $10.5M | — | 0.836% | 0.01% |
| 23 | NORTHERN TRUST CORP | 480K | $8.4M | +59.1% | 0.664% | 0.00% |
| 24 | MARSHALL WACE, LLP | 434K | $7.6M | +132.6% | 0.600% | 0.01% |
| 25 | GOLDMAN SACHS GROUP INC | 429K | $7.5M | -58.8% | 0.594% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in DEC — a direct measure of their conviction.
Filings activity in DEC during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 178 | +13% | 85.09% | +10.10 pp | $852M | +13% |
| Q4 2025 | 157 | +9.0% | 74.99% | +27.30 pp | $751M | +57% |
| Q3 2025 | 144 | +5.1% | 47.69% | 1.56 pp | $478M | 3.2% |
| Q2 2025 | 137 | 1.4% | 49.25% | +13.45 pp | $493M | +38% |
| Q1 2025 | 139 | +31% | 35.80% | +3.04 pp | $359M | +9.3% |
| Q4 2024 | 106 | +19% | 32.76% | 167.23 pp | $328M | 85% |
| Q3 2024 | 89 | +37% | 199.99% | +0.00 pp | $2.22B | 10% |
| Q2 2024 | 65 | — | 199.99% | — | $2.47B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying DEC stock.
Based on Q1 2026 13F filings, institutional ownership of Diversified Energy Company PLC stands at 85.1%, held across 178 reporting institutions.
Artemis Investment Management LLP is the largest reported institutional holder of DEC, with approximately 5,444,878 shares worth $0.10B as of Q1 2026.
Yes — 4 widely-followed marquee investors appear among the top 25 institutional holders of DEC, including CITADEL ADVISORS LLC, JANE STREET GROUP, LLC, TWO SIGMA INVESTMENTS, LP, MILLENNIUM MANAGEMENT LLC.
Our composite Smart Money Score for DEC is 76 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
43 institutions opened new positions in DEC during Q1 2026, while 22 fully exited. 103 added to existing positions and 30 trimmed.
DEC institutional ownership rose by 10.10 percentage points quarter-over-quarter, with a net change of +21 holders.
The top 10 institutions account for 59.2% of all reported 13F value in DEC, and the top 25 account for 84.2%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Diversified Energy Company PLC (DEC) Institutional Ownership