Insider Tracker SEC Form 4 insider trades
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GRNT

Granite Ridge Resources, Inc.

56
Insider Score Band below 60

Research score, not a recommendation.

Total bought$287.2K8 Form 4 purchases
Distinct insiders5open-market buyers
Lead insiderBrandenberg Luke CCEO
Cluster window2025-05-13 → 2025-06-16closed

Market data

Live quote and chart from Yahoo Finance, loaded through this server. Insider purchases are marked on the chart.

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Why this score

Research score: a weighted blend of the five factors, times the routine and offering discounts, minus the selling penalty.

Breadth number & diversity of participating insiders
83%
Seniority executive rank of buyers (CEO/CFO/Director)
92%
Commitment purchase size relative to company & holdings
38%
Context buying into stock weakness signals conviction
35%
Timing coordinated purchases within a tight window
69%
Routine-purchase discount × 0.99
Company-type / offering discount × 1.00
Net insider selling penalty − 0

Why are they buying?

No explanation has been generated for this cluster. The filings in the table below are the primary evidence.

Stock Price & Insider Purchase History

Daily close price with open-market insider purchases plotted over time

Loading price history…

Transactions

8 Form 4 trades · 5 insiders Sign in to download CSV
Purchases in this cluster, grouped by insider, largest first
Date Insider Role Shares Price Value Flags Filing
2025-05-15 → 2025-06-04 Brandenberg Luke C 12 purchases with a 63-day result · median -1.5% CEO 24,352 $5.61 avg $136.7K
2025-05-15 Brandenberg Luke C 18,252 $5.55 $101.3K
SEC filing for Brandenberg Luke C (opens in a new tab)
2025-06-04 Brandenberg Luke C 6,100 $5.80 $35.4K
SEC filing for Brandenberg Luke C (opens in a new tab)
2025-06-13 → 2025-06-16 Miller Matthew Reade 29 purchases with a 63-day result · median -4.1% Director 17,544 $5.98 avg $104.9K
routine
2025-06-13 Miller Matthew Reade 544 $5.98 $3.3K
routine
SEC filing for Miller Matthew Reade (opens in a new tab)
2025-06-16 Miller Matthew Reade 17,000 $5.98 $101.7K
SEC filing for Miller Matthew Reade (opens in a new tab)
2025-06-02 → 2025-06-03 MCCARTNEY JOHN 39 purchases with a 63-day result · median -7.7% Director 4,000 $5.80 avg $23.2K
2025-06-02 MCCARTNEY JOHN 2,000 $5.72 $11.4K
SEC filing for MCCARTNEY JOHN (opens in a new tab)
2025-06-03 MCCARTNEY JOHN 2,000 $5.89 $11.8K
SEC filing for MCCARTNEY JOHN (opens in a new tab)
2025-05-13 Darden Thaddeus 8 purchases with a 63-day result · median -7.4% Director 3,000 $5.63 $16.9K
SEC filing for Darden Thaddeus (opens in a new tab)
2025-05-16 Everard Michele J 8 purchases with a 63-day result · median -7.6% Director 1,000 $5.53 $5.5K
SEC filing for Everard Michele J (opens in a new tab)
Total $287.2K

Other buying runs at GRNT

A run ends after a pause in the buying, so one company can have several. Returns are the stock's return minus its benchmark's (IWM for small companies, SPY otherwise), from the first open after the run became a cluster. Past results, not a forecast.

After this run became a cluster: 21 days +7.7%63 days -15.2%126 days -18.2%

Other insider buying runs at this company, newest first, with the return against the benchmark that followed
Window Insiders Total Score 21 days63 days126 days Status
2026-08-13 → 2026-09-11 4 $120.8K 42 -1.6%–– active
2026-05-13 → 2026-06-12 6 $844.2K 69 -14.3%-7.6%– active
2026-03-10 → 2026-03-13 5 $222.8K 59 +1.5%-20.7%-13.0% closed
2025-11-11 → 2025-12-15 3 $259.3K 40 -21.2%-3.9%-14.7% closed
2025-08-12 → 2025-09-15 3 $198.9K 40 -3.2%-10.1%-17.9% closed
2024-11-13 → 2024-12-16 6 $741.0K 57 0.0%+0.2%+0.7% closed
2024-08-13 → 2024-09-13 5 $252.1K 54 -6.5%-9.8%-6.3% closed
2024-05-14 → 2024-06-17 7 $292.0K 59 -4.7%-7.7%-10.1% closed
2024-03-12 → 2024-03-15 5 $110.8K 55 +12.2%-4.6%-5.7% closed
2023-11-14 → 2023-12-12 6 $205.1K 58 -10.3%-11.0%-6.8% closed
2023-09-15 → 2023-09-18 6 $383.5K 67 +14.0%-2.2%-0.7% closed
2023-05-23 → 2023-06-09 7 $217.3K 65 +7.5%+29.7%+2.8% closed