Zmigrosky Matt sold $1.0M of FANG

Zmigrosky Matt (EVP, Chief Legal and Admin Off) sold 5,000 shares of Diamondback Energy, Inc. (FANG) at $200.54 ($1.00M total) on 2026-06-01.

Original reporting
SEC EDGAR · Zmigrosky Matt
Published Jun 2, 2026, 4:00 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Aug 6, 2026, 9:12 AM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
AlphAI market briefInsider activity
Primary signal
$FANG
Neutral
medium confidence
Mentioned
$FANG
Relevance
6/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$FANGNeutralLow
01

Why it matters

The only new information is the insider’s sale details (shares, price, total value, and post-transaction holdings).

02

Market read

Traders may note insider selling as a minor sentiment input, but there is no fundamental update to drive repricing.

03

What to watch

No 10b5-1 plan is cited, but the filing does not explain motive; traders should avoid over-interpreting single insider transactions without follow-on patterns or concurrent company news.

Relevance 6/10Novelty 3/10Timing: filed June 2, transaction dated June 1

Background

The article is a SEC Form 4 insider transaction disclosure for Diamondback Energy, Inc.

Company-level read

Ticker impact

$FANGNeutralMedium confidence
Context

Diamondback Energy disclosed an EVP open-market sale of 5,000 shares at $200.5401 on June 1, filed June 2.

Expected impact

Limited near-term impact; any effect is likely sentiment-only and small versus broader fundamentals.

Evidence & confidence

The filing provides transaction size, price, and post-sale holdings, but no new operational, financial, or regulatory information that would reprice the business.

Market effects

Minimal; insider selling in an individual E&P name rarely changes sector fundamentals.

None indicated.

None indicated.

Counterpoint

The sale may be for diversification, taxes, or pre-planned personal liquidity needs, so it may not reflect bearish views on Diamondback’s outlook.

Key entities

  • Diamondback Energy, Inc.

    Subject of the Form 4 insider transaction disclosure.

  • Zmigrosky Matt

    EVP, Chief Legal and Admin Officer who sold shares.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

Related articles

$VNOMMed

Viper Energy Q3 2026 slides: 90% margins, $1.7B in acquisitions

Viper Energy (VNOM) reported Q3 2026 earnings beating estimates, with 90% EBITDA margins and $520M in free cash flow. The company announced $1.7B in acquisitions and maintained a $0.50 quarterly dividend. Despite strong performance, shares traded down 1.53% to $45.02, 12% below their 52-week high. Viper highlighted its unique royalty model and strategic partnership with Diamondback Energy (FANG).

$FANGHighAI 8/10

Diamondback: Q3 Earnings Snapshot

Diamondback Energy Inc. (FANG) reported Q3 profit of $1.6B, or $5.69 per share, beating Wall Street estimates of $4.92 per share. Revenue was $5.43B, exceeding expectations of $4.29B, according to Zacks Investment Research.

$FANGHighAI 9/10

DIAMONDBACK ENERGY, INC. ANNOUNCES THIRD QUARTER 2026 FINANCIAL AND OPERATING RESULTS; INCREASES BASE DIVIDEND

Diamondback Energy, Inc. (FANG) filed an SEC Form 8-K — Results of Operations and Financial Condition. Exhibit 99.1 DIAMONDBACK ENERGY, INC. ANNOUNCES THIRD QUARTER 2026 FINANCIAL AND OPERATING RESULTS; INCREASES BASE DIVIDEND Midland, TX (November 2, 2026) - Diamondback Energy, Inc. (NASDAQ: FANG) (“Diamondback,” “we,” “our” or the “Company”) today announced financial and operati