Diamondback Energy: which funds bought and sold
Institutions that bought and sold Diamondback Energy shares in Q2 2026, from the holdings they reported to the SEC on Form 13F for March 31, 2026 and June 30, 2026.
Between March 31, 2026 and June 30, 2026, 586 institutions that filed 13F reports for both quarters added to or opened positions in Diamondback Energy, and 524 cut or closed them. Together they added a net 8.3M shares, +4.3% on what they held at the start of the quarter. Active managers and hedge funds on our list were net buyers of 8.2M shares (+16.0%); index fund managers were net buyers of 796K shares (+1.3%). 122 opened a new position and 127 sold out entirely.
Bought, Q2 2026 586 institutions, 122 of them new holders Sold, Q2 2026 524 institutions, 127 of them sold out
Net change, all compared +8.3M shares (+4.3%)
Net change, active managers +8.2M shares (+16.0%), 32 bought, 45 sold
Buyers versus sellers
586 bought 181 524 sold
Active managers and hedge funds 32 bought · 45 sold · +8.2M
Index fund managers 6 bought · 6 sold · +796K
Other institutions 548 bought · 473 sold · −642K
Biggest buyers
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Capital World Investors Active manager | +5.1M +135.6% | 8.9M | $1.6B |
| Wellington Management Group LLP Active manager | +3.9M +31.3% | 16.4M | $2.9B |
| Clearbridge Investments, LLC Active manager | +1.3M +433.6% | 1.6M | $281M |
| D. E. Shaw & Co., Inc. Hedge fund | +1.0M +59.5% | 2.7M | $474M |
| Bank Of New York Mellon Corp | +911K +23.1% | 4.9M | $853M |
| Squarepoint Ops LLC Hedge fund | +727K +14691.7% | 732K | $129M |
| Invesco Ltd. | +663K +6.3% | 11.2M | $2B |
| GQG Partners LLC Active manager | +587K New position | 587K | $103M |
| State Street Corp Index funds | +510K +4.2% | 12.6M | $2.2B |
| American Century Companies Inc Active manager | +479K +28.7% | 2.2M | $378M |
| Jane Street Group, LLC | +477K +25.6% | 2.3M | $411M |
| Assenagon Asset Management S.A. | +467K +537.2% | 554K | $97.4M |
| UBS Am, A Distinct Business Unit Of UBS Asset Management Americas LLC | +402K +42.3% | 1.4M | $238M |
| Ninepoint Partners LP | +398K New position | 398K | $69.9M |
| Renaissance Technologies LLC Hedge fund | +332K New position | 332K | $58.3M |
| Van Eck Associates Corp | +306K +131.4% | 539K | $94.8M |
| Victory Capital Management Inc Active manager | +305K +28.9% | 1.4M | $239M |
| Susquehanna International Group, LLP | +289K +271.6% | 396K | $69.6M |
| Blackrock, Inc. Index funds | +286K +1.5% | 18.8M | $3.3B |
| Connor, Clark & Lunn Investment Management Ltd. | +259K +555.8% | 306K | $53.8M |
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Capital World Investors Active manager | +5.1M +135.6% | 8.9M | $1.6B |
| Wellington Management Group LLP Active manager | +3.9M +31.3% | 16.4M | $2.9B |
| Clearbridge Investments, LLC Active manager | +1.3M +433.6% | 1.6M | $281M |
| D. E. Shaw & Co., Inc. Hedge fund | +1.0M +59.5% | 2.7M | $474M |
| Squarepoint Ops LLC Hedge fund | +727K +14691.7% | 732K | $129M |
| GQG Partners LLC Active manager | +587K New position | 587K | $103M |
| American Century Companies Inc Active manager | +479K +28.7% | 2.2M | $378M |
| Renaissance Technologies LLC Hedge fund | +332K New position | 332K | $58.3M |
| Victory Capital Management Inc Active manager | +305K +28.9% | 1.4M | $239M |
| Ghisallo Capital Management LLC Hedge fund | +150K +150.0% | 250K | $43.9M |
Biggest sellers
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Jpmorgan Chase & Co | −2.5M −39.5% | 3.8M | $684M |
| Capital Research Global Investors Active manager | −1.6M −52.0% | 1.5M | $259M |
| Artisan Partners Limited Partnership Active manager | −718K −91.9% | 63K | $11.1M |
| Price T Rowe Associates Inc Active manager | −705K −25.5% | 2.1M | $362M |
| Burkehill Global Management, LP Hedge fund | −670K Sold out | 0 | — |
| UBS Group AG | −587K −19.0% | 2.5M | $438M |
| Holocene Advisors, LP Hedge fund | −524K Sold out | 0 | — |
| Diamond Hill Capital Management, LLC (Investment Advisor) Active manager | −479K −23.8% | 1.5M | $269M |
| Balyasny Asset Management L.P. Hedge fund | −391K −96.7% | 13K | $2.3M |
| Pacer Advisors, Inc. | −389K −20.0% | 1.6M | $274M |
| First Trust Advisors LP | −348K −50.2% | 345K | $60.6M |
| Westfield Capital Management Co LP Active manager | −291K −57.8% | 213K | $37.4M |
| Clean Energy Transition LLP | −286K Sold out | 0 | — |
| FMR LLC Active manager | −284K −5.8% | 4.6M | $808M |
| Merewether Investment Management, LP | −266K Sold out | 0 | — |
| Ninety One Uk Ltd | −256K −49.0% | 267K | $46.9M |
| Zurich Insurance Group Ltd | −246K −95.6% | 11K | $2M |
| Fiducient Advisors LLC | −224K −94.2% | 14K | $2.4M |
| Hite Hedge Asset Management LLC | −220K Sold out | 0 | — |
| Barclays PLC | −210K −33.3% | 421K | $73.9M |
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Capital Research Global Investors Active manager | −1.6M −52.0% | 1.5M | $259M |
| Artisan Partners Limited Partnership Active manager | −718K −91.9% | 63K | $11.1M |
| Price T Rowe Associates Inc Active manager | −705K −25.5% | 2.1M | $362M |
| Burkehill Global Management, LP Hedge fund | −670K Sold out | 0 | — |
| Holocene Advisors, LP Hedge fund | −524K Sold out | 0 | — |
| Diamond Hill Capital Management, LLC (Investment Advisor) Active manager | −479K −23.8% | 1.5M | $269M |
| Balyasny Asset Management L.P. Hedge fund | −391K −96.7% | 13K | $2.3M |
| Westfield Capital Management Co LP Active manager | −291K −57.8% | 213K | $37.4M |
| FMR LLC Active manager | −284K −5.8% | 4.6M | $808M |
| Neuberger Berman Group LLC Active manager | −112K −59.6% | 76K | $13.4M |
New positions
| Institution | Shares | Value June 30, 2026 |
|---|---|---|
| GQG Partners LLCActive manager | 587K | $103M |
| Ninepoint Partners LP | 398K | $69.9M |
| Renaissance Technologies LLCHedge fund | 332K | $58.3M |
| Capitolis Liquid Global Markets LLC | 141K | $24.7M |
| Tudor Investment Corp Et AlHedge fund | 87K | $15.3M |
| Australiansuper Pty Ltd | 84K | $14.8M |
| Qube Research & Technologies LtdHedge fund | 78K | $13.7M |
| Sagefield Capital LP | 77K | $13.5M |
| Robinhood Asset Management, LLC | 64K | $11.3M |
| Ossiam | 63K | $11M |
Sold out
| Institution | Shares | Value March 31, 2026 |
|---|---|---|
| Burkehill Global Management, LPHedge fund | 670K | $132M |
| Holocene Advisors, LPHedge fund | 524K | $104M |
| Clean Energy Transition LLP | 286K | $56.6M |
| Merewether Investment Management, LP | 266K | $52.6M |
| Hite Hedge Asset Management LLC | 220K | $43.5M |
| Swedbank AB | 204K | $40.4M |
| Sourcerock Group LLC | 180K | $35.7M |
| Encap Investments L.P. | 133K | $26.3M |
| Covalis Capital LLP | 128K | $25.3M |
| Premier Fund Managers Ltd | 73K | $14.5M |
Who holds the shares
- Institutions reporting
- 1,183
- Ten largest holders
- 52.8% of 13F-reported shares
- Index fund managers
- 31.9% of 13F-reported shares
- Active managers and hedge funds
- 29.3% of 13F-reported shares
| Type | Bought | Sold | New | Sold out | Net change in shares | Net % |
|---|---|---|---|---|---|---|
| Active managers and hedge funds | 32 | 45 | 10 | 11 | +8.2M | +16.0% |
| Index fund managers | 6 | 6 | 0 | 0 | +796K | +1.3% |
| Other institutions | 548 | 473 | 112 | 116 | −642K | −0.8% |