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© 2026 DataHeimdall. All rights reserved.Data sourced from SEC EDGAR public filings.
Insider Trades

FANG

Diamondback Energy, Inc.

Superinvestors

Institutional investors holding FANG

Consensus →
InvestorFundWeightSharesValueQuarter
Yacktman Asset ManagementYacktman Asset Management2.65%1,003,970$198.6M2026Q1
Bill MillerMiller Value Partners2.16%295,651$35.6M2022Q3
Viking Global InvestorsViking Global Investors0.66%1,137,514$115.5M2019Q1
Bruce BerkowitzFairholme Capital0.04%4,000$601K2025Q4
Samantha McLemorePatient Capital Management0.03%3,000$595K2024Q1
Kenneth FisherFisher Asset Management0.00%35,891$7.1M2026Q1
Bill NygrenOakmark Select Fund – Harris Associates0.00%1,220$210K2024Q3

Congressional Activity

Congressional data coming soon

Insider Activity

30

Total trades

$9.7M

Volume

12

Buys

18

Sells

Last trade: May 20, 2026

Insider Tradeslast 90 days

DateInsiderTypeValue
May 20, 2026Vincent K BrooksBuy–
May 20, 2026Melanie Montague TrentBuy–

Congressional Tradeslast 90 days

Congressional trade data is being sourced and will appear here shortly.

May 20, 2026
Melanie Montague Trent
Buy
–
May 20, 2026Melanie Montague TrentBuy–
May 20, 2026Melanie Montague TrentBuy–
May 20, 2026Melanie Montague TrentBuy–
May 20, 2026Melanie Montague TrentBuy–
May 20, 2026Melanie Montague TrentBuy–
May 20, 2026Melanie Montague TrentBuy–
May 20, 2026Melanie Montague TrentBuy–
May 20, 2026Melanie Montague TrentBuy–
May 20, 2026Melanie Montague TrentBuy–
May 19, 2026Melanie Montague TrentSell$1.0M
May 15, 2026Albert BarkmannSell$612K
May 14, 2026Melanie Montague TrentSell$1.0M
May 13, 2026Melanie Montague TrentSell$1.0M
May 7, 2026Melanie Montague TrentSell$158K
May 7, 2026Melanie Montague TrentSell$308K
May 7, 2026Melanie Montague TrentSell$472K
May 7, 2026Melanie Montague TrentSell$549K
May 7, 2026Melanie Montague TrentSell$76K
May 7, 2026Melanie Montague TrentSell$669K
May 7, 2026Melanie Montague TrentSell$741K
Apr 6, 2026Melanie Montague TrentSell$448K
Apr 6, 2026Melanie Montague TrentSell$1.0M
Apr 6, 2026Melanie Montague TrentSell$36K
Apr 6, 2026Melanie Montague TrentSell$369K
Apr 6, 2026Melanie Montague TrentSell$466K
Apr 6, 2026Melanie Montague TrentSell$465K
Apr 6, 2026Melanie Montague TrentSell$249K