The $23.46M sale by two large blockholders is material at 1.3% of market cap, but the absence of C-suite participation tempers the bearish signal — these are likely portfolio rebalancing or liquidity-driven sales by non-operating insiders. Monitor for any subsequent Form 4 filings by CEO/CFO and watch the next earnings release for any credit quality deterioration that might have motivated the sales.
Price Chart
Executive Summary
Two 10% owners at Byline Bancorp sold a combined 600,000 shares worth $23.46M on August 7, 2026, at $39.10 per share. This represents approximately 1.3% of the company's $1.8B market cap, a significant cluster of insider selling that warrants attention, though the sales are by large blockholders (director and a 10% owner LP) rather than operating executives, which slightly reduces the informational signal relative to a C-suite cluster sale.
Key Financial Metrics
Key Facts
- Two 10% owners sold a combined 600,000 shares on August 7, 2026
- Total sale value: $23.46M at $39.10 per share
- Sellers: Director Antonio Del Valle Perochena and MBG Investors I, L.P.
- Sales represent ~1.3% of BY's $1.8B market cap
- No C-suite executives participated in the cluster
Financial Impact
Two 10% owners sold $23.46M of stock, representing 1.3% of market cap
Risk Factors
- Large blockholder sales may signal private information about credit quality or loan portfolio performance
- Additional selling by remaining 10% owners could pressure the stock
- The cluster occurred without any C-suite participation, reducing but not eliminating the bearish signal
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-BY-1786526113631 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 22, 2026 4d ago | 8-K | $38.40 | awaiting T+20 | — | $38.40 (+0.00%) |
Oct 8, 2026 18d ago | 8-K | $36.32 | awaiting T+20 | — | $38.40 (+5.73%) |
Oct 6, 2026 20d ago | 8-K | $36.57 | awaiting T+20 | — | $38.40 (+5.00%) |
Aug 20, 2026 9w ago | Insider Cluster | $38.33 $37.52 | ▼ −2.11% | ▼ −2.11% | $38.40 (+0.18%) |
Aug 15, 2026 10w ago | Institutional Cluster | $39.15 $38.43 | ▼ −1.84% | ▼ −0.31% | $38.40 (−1.92%) |
Aug 14, 2026 10w ago | Insider Cluster | $39.15 $38.43 | ▲ +1.84% | ▲ +0.31% | $38.40 (+1.92%) |
Aug 12, 2026 10w ago | Insider Cluster | $39.26 $38.67 | ▲ +1.50% | ▼ −0.24% | $38.40 (+2.19%) |
Aug 11, 2026 10w ago | Insider Cluster | $39.23 $38.38 | ▲ +2.17% | ▲ +0.27% | $38.40 (+2.12%) |
Aug 3, 2026 12w ago | 144 | $39.64 $37.92 | ▼ −4.34% | ▼ −5.58% | $38.40 (−3.13%) |
May 22, 2026 22w ago | 8-K | $33.40 $36.50 | ▲ +9.28% | ▲ +11.23% | $38.40 (+14.97%) |
US Market Status
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