Granite Ridge Resources Inc (GRNT): Congress and insider trades

Who in Congress and inside the company traded GRNT, when each filing appeared, and what buying after each one would have earned against the S&P 500.

Key Facts

  • Granite Ridge Resources Inc (GRNT) is a listed stock on NYSE.
  • Insiders filed 11 open market buys worth $248K and 0 sells worth $0, the latest filed 2026-09-14 (14 September 2026).
  • 2 cluster buys of GRNT by three or more insiders within 30 days.
  • Across 6 scored buys, Insiders averaged -3.6% against the S&P 500 (SPY) over the 90 days after disclosure, with 33% of them ahead of the index. That result is too few trades to draw a conclusion.
  • Data as of 2026-09-29 (29 September 2026).
Congress buys 0 0 members
Congress sells 0
Insider buys 11 $248K
Insider sells 0 $0
Congress buys vs S&P, 90d n/a 0 scored buys
Insider buys vs S&P, 90d -3.6% 6 scored buys

Insider trades in GRNT

as of 2026-09-14
Open market insider trades in GRNT, newest first.
FiledInsiderTypeSharesPriceValue90 day vs S&P
14 Sep 2026 Miller Matthew Reade buy 10,000 $5.03 $50.3K n/a
8 Sep 2026 Kettler Ronald Kyle buy 6,000 $5.05 $30.3K n/a
2 Sep 2026 MCCARTNEY JOHN buy 5,000 $5.04 $25.2K n/a
17 Aug 2026 MCCARTNEY JOHN buy 2,000 $5.00 $10.0K n/a
17 Aug 2026 Everard Michele J buy 1,000 $5.00 $5.0K n/a
16 Jun 2026 Miller Matthew Reade buy 696 $4.97 $3.5K +12.5%
9 Jun 2026 Miller Matthew Reade buy 10,600 $4.75 $50.4K -1.8%
29 May 2026 Kettler Ronald Kyle buy 6,000 $5.08 $30.5K +0.7%
22 May 2026 MCCARTNEY JOHN buy 4,000 $5.54 $22.2K -2.3%
20 May 2026 MCCARTNEY JOHN buy 3,000 $5.81 $17.4K -7.5%
17 Mar 2026 Miller Matthew Reade buy 658 $5.15 $3.4K -23.1%

Cluster buys in GRNT

Times three or more insiders bought GRNT within 30 days.
Last filedStockInsidersTradesTotal valueDays spanned90 day vs S&P
14 Sep 2026 GRNT 4 5 $121K 28 n/a
16 Jun 2026 GRNT 3 5 $124K 27 +12.5%

Frequently asked questions

Who has bought GRNT?

0 Congress buys by 0 members and 11 insider buys are on file. The tables on this page list every one.

Did buying GRNT after a disclosure beat the market?

Across 6 scored buys, Insiders averaged -3.6% against the S&P 500 (SPY) over the 90 days after disclosure, with 33% of them ahead of the index. That result is too few trades to draw a conclusion. A single stock is a small sample.

Sources: Congressional trades: STOCK Act disclosures, collected from CapitolTrades. Insider trades: SEC Form 4 filings, collected from Finviz. Prices: Yahoo Finance daily adjusted closes. Data as of 2026-09-29 (29 September 2026). About these sources.

Not investment advice. Past disclosed trades do not predict future returns. Disclosures are published late, so the trades shown are ones you could only have copied after the fact. Talk to a licensed adviser before you invest.