Diamondback Energy
FANG
1,199 hedge funds and large institutions have $38.3B invested in Diamondback Energy in 2026 Q1 according to their latest regulatory filings, with 204 funds opening new positions, 413 increasing their positions, 428 reducing their positions, and 94 closing their positions.
117% more first-time investments, than exits
New positions opened: 204 | Existing positions closed: 94
93% more funds holding in top 10
Funds holding in top 10: 14 → 27 (+13)
66% more call options, than puts
Call options by funds: $839M | Put options by funds: $507M
41% more capital invested
Capital invested by funds: $27.2B → $38.3B (+$11.1B)
8% more funds holding
Funds holding: 1,111 → 1,199 (+88)
5.67% more ownership
Funds ownership: 63.13% → 68.8% (+5.7%)
4% less repeat investments, than reductions
Existing positions increased: 413 | Existing positions reduced: 428
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
+$1.57B |
| 2 |
Capital World Investors
Los Angeles,
California
|
+$362M |
| 3 |
Jane Street
New York
|
+$316M |
| 4 |
State Street
Boston,
Massachusetts
|
+$229M |
| 5 |
JP Morgan Chase
New York
|
+$226M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Capital Research Global Investors
Los Angeles,
California
|
-$215M |
| 2 |
Bank of New York Mellon
New York
|
-$207M |
| 3 |
Holocene Advisors
New York
|
-$123M |
| 4 |
ECA
Encompass Capital Advisors
New York
|
-$112M |
| 5 |
Diamond Hill Capital Management
Columbus,
Ohio
|
-$92.3M |
FANG Hedge Fund Activity: Q1 2026 in Review
1,199 of the 8,173 institutional investors tracked by Wall St. Rank reported a position in Diamondback Energy (FANG) for Q1 2026, worth a combined $38.3B — up 41% from $27.2B a quarter earlier.
Buyers outnumbered sellers: 204 funds opened new FANG positions and 94 closed out — a net gain of 110 holders — while 413 added to existing stakes and 428 trimmed.
The largest buyer was Wellington Management Group, adding an estimated $1.57B. The largest seller was Capital Research Global Investors, cutting an estimated $215M.
- 1,199 institutional investors held Diamondback Energy (FANG) as of Q1 2026, up from 1,111 in Q4 2025.
- Funds reported $38.3B of Diamondback Energy stock for Q1 2026, up 41% quarter-over-quarter.
- 204 funds opened new Diamondback Energy positions in Q1 2026 and 94 closed out, a net change of +110 holders.
- The largest Diamondback Energy buyer in Q1 2026 was Wellington Management Group, an estimated $1.57B added.
- The largest Diamondback Energy seller in Q1 2026 was Capital Research Global Investors, an estimated $215M sold.
Based on aggregated 13F filings for Q1 2026.