FANG Congressional Stock Trades & Insider Buying (2026)

FANG insider buying and selling over the past year

Insiders at Diamondback Energy, Inc. only sold stock in the open market over the past year: 24 Form 4 sales totaling $915.89M, against no open-market purchases.

Only 3 of the 24 sales were flagged as Rule 10b5-1 plan trades, so most selling was discretionary rather than pre-scheduled. Activity clustered in 2026-03 (15 trades) and 2025-11 (5 trades); the latest filing in this window is dated 2026-03-20. The average open-market sale price was $161.76; the last close of $203.95 is 26.1% above that level, so sellers left upside on the table. The single largest trade was a sale of 2,000,000 shares worth $331.87M on 2026-02-04. Since the most recent filing the stock has moved +5.9%, from $192.54.

Where FANG trades relative to its one-year range

Diamondback Energy, Inc. closed at $203.95 on 2026-10-16, inside a one-year range of $137.29 to $213.69. That puts the stock near the top of its range, at 87.3% of the distance from low to high. Over one year the share price moved +46.3%, and over roughly three months +4.3%. Average daily volume over the last month was about 2,788,031 shares.

Across 41 companies in the same SEC industry group (SIC 13) with a full year of prices in Gemral Edge, the median one-year return was +57.8%. FANG is behind that median and beat 27% of that peer group on this measure.

Members of Congress who traded FANG

STOCK Act disclosures show 9 trades in FANG by 5 members of Congress over five years (3 purchases, 6 sales), most recently on 2025-12-22. The most active traders were Lois Frankel (D-FL), 3 trades; Greg Landsman (D-OH), 2 trades; Lisa C. McClain (R-MI), 2 trades; Robert P. Bresnahan, Jr. (R-PA), 1 trade; Roger Williams (R-TX), 1 trade.

By party the trades split 5 by Democrats, 4 by Republicans; by chamber, 9 from the House.

Compare FANG with indexed peers from the same industry group

These peers have full Gemral Edge dossiers and the closest one-year price move to FANG:

• SHEL one-year return +49.4%
• OXY one-year return +52.0%
• DVN one-year return +58.4%

Sources and method

Every figure above is computed from public filings stored in Gemral Edge, not estimated. Insider figures count only open-market purchases and sales reported on SEC Form 4; option exercises, grants and gifts are excluded because they do not reflect a decision to buy or sell at market prices.

• SEC EDGAR Form 4 (edge_insider_trades, codes P/S open-market only) — as of 2026-03-20
• edge_prices_eod (end-of-day close) — as of 2026-10-16
• House PTR / Senate eFD disclosures (edge_congress_trades) — as of 2025-12-22

FANG data questions

Are FANG insiders buying or selling stock?

Insiders at Diamondback Energy, Inc. only sold stock in the open market over the past year: 24 Form 4 sales totaling $915.89M, against no open-market purchases.

What is the one-year price range for FANG?

Based on end-of-day closes through 2026-10-16, FANG traded between $137.29 and $213.69, last closing at $203.95.

Has any member of Congress traded FANG stock?

Yes. 5 members disclosed 9 trades in FANG over five years; the most recent disclosed trade date is 2025-12-22.