MBC MasterBrand, Inc.
Price Chart
Executive Summary
CEO R. David Banyard made a $506K open-market purchase on June 1, 2026, while VP/CAO Mark Young sold $101K on the same day. The CEO's buy is a strong bullish signal, but the cluster is mixed due to the concurrent insider sale. The CEO's purchase represents ~0.05% of market cap, below the 0.1% threshold for materiality, but as a C-suite cluster buy it carries amplified weight per academic literature.
Key Financial Metrics
Actionable Insight
The CEO's open-market buy is a positive signal, but the concurrent VP sale and poor historical calibration (0% T+20 win rate on prior MBC reports) warrant caution. Monitor for any upcoming earnings or material announcements that may have prompted the CEO's purchase. The stock's recent decline (implied by $8.43 price vs. no prior context) may present a value opportunity if the CEO's conviction is validated by fundamentals.
Key Facts
- CEO R. David Banyard purchased 60,000 shares at $8.43 for $505,800 on June 1, 2026.
- VP & Chief Accounting Officer Mark A. Young sold 11,765 shares at $8.60 for $101,179 on June 1, 2026.
- Total cluster value: $607K; net direction is mixed (one buy, one sell).
- CEO's buy is 0.05% of $1.1B market cap — below the 0.1% materiality threshold but amplified by C-suite cluster buy signal.
- No 10b5-1 plan pattern detected; the CEO's purchase is a discretionary open-market buy.
- Historical calibration shows prior MBC reports had 0% win rate at T+20, suggesting caution.
Financial Impact
CEO purchase of $506K is 0.05% of market cap; VP sale of $101K is 0.01% of market cap.
Risk Factors
- VP/CAO sold on the same day as CEO bought, creating mixed signals.
- Historical MBC reports had 0% win rate at T+20, suggesting the stock may continue to underperform.
- CEO's purchase is small relative to market cap (0.05%) and may be a routine portfolio rebalancing.
- No recent earnings or material filings to contextualize the insider activity.
Market Snapshot
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-MBC-1780691920006 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
|
Jun 3, 2026
3d ago
|
Insider Cluster
| — | awaiting T+5 | — | — |
|
Jun 3, 2026
3d ago
|
Insider Cluster
| — | awaiting T+5 | — | — |
|
Jun 1, 2026
5d ago
|
144
| — | awaiting T+5 | — | — |
|
Jun 1, 2026
5d ago
|
3
| — | awaiting T+5 | — | — |
|
Jun 1, 2026
5d ago
|
3
| — | awaiting T+5 | — | — |
|
May 28, 2026
9d ago
|
8-K
| $9.08 $8.50 | ▼ −6.39% | ▼ −6.34% | $8.46 (−6.83%) |
|
May 26, 2026
11d ago
|
425
| — | awaiting T+5 | — | — |
|
May 26, 2026
11d ago
|
8-K
| — | awaiting T+5 | — | — |
|
May 5, 2026
4w ago
|
8-K
| $7.70 $7.18 | ▲ +6.75% | ▲ +7.88% | $8.46 (−9.87%) |
US Market Status
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