The active manager accumulation is a modest positive, but the dominant signal is Fidelity's near-exit — likely index or portfolio rebalancing. Monitor next 13F for continuation of this divergence. If active buying persists while passive selling abates, it would be a stronger bullish setup. The mixed cluster and lack of insider buying suggest waiting for clearer conviction from either side before taking a directional position.
Executive Summary
In Q2 2026, BYLINE BANCORP saw a mixed institutional cluster: 5 active asset managers added $3.7M in net new positions, while 3 sellers (including a near-exit by Fidelity) reduced holdings by $20.8M. The net selling pressure of $17.1M was driven almost entirely by Fidelity's massive 77.9% position reduction, which may reflect index rebalancing or a portfolio-level decision rather than a fundamental thesis on BY. The active manager buying is a modest positive signal, but the scale of passive selling dominates the quarter's flow.
Key Financial Metrics
Institutional Positions
Net institutional flow: -$17.1M
▲ Buyers (5)
| Institution | Action | Change | Position Value | Value Δ |
|---|---|---|---|---|
| Wealth Enhancement Advisory Services | ADD | +26.7% | $740.0K | $239.0K |
| Strs Ohio | ADD | +40.2% | $618.0K | $248.0K |
| Russell Investments Group | DOUBLED | +487% | $1.1M | $911.0K |
| First Trust Advisors | ADD | +43.1% | $4.7M | $1.9M |
| Mercer Global Advisors Inc /Adv | ADD | +39.3% | $837.0K | $333.0K |
▼ Sellers (3)
| Institution | Action | Change | Prev Value | Value Δ |
|---|---|---|---|---|
| Fidelity | NEAR_EXIT | -77.9% | $26.1M | -$19.2M |
| Goldman Sachs | TRIM | -29% | $9.5M | -$1.4M |
| Hightower Advisors | TRIM | -39.9% | $472.0K | -$133.9K |
Key Facts
- 5 active asset managers added $3.7M in net new positions (Russell Investments doubled its stake, +487% shares)
- 3 sellers reduced holdings by $20.8M, led by Fidelity's near-exit (-77.9% of shares, -$19.2M)
- Net institutional flow was -$17.1M, heavily skewed by one large passive seller
- All 5 buyers were asset managers (active signal); 2 of 3 sellers were mega-passive funds (weaker signal)
- No insider open-market buying was detected in the same period (confluence score 17/100, divergent)
Financial Impact
Net institutional selling of $17.1M in Q2 2026, driven by Fidelity's $19.2M reduction partially offset by $3.7M in active manager buying
Risk Factors
- Fidelity's large reduction may signal a fundamental concern not yet public; further passive selling could pressure the stock
- Active manager buying is small in absolute terms ($3.7M) and may not offset continued institutional outflows
- 13F data is 45+ days stale; positions may have already been reversed
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 institutional 13F filing from SEC EDGAR.
| Document | Accession Number |
|---|---|
| INST-CLUSTER Data (Synthetic) | inst-cluster-BY-2026-Q2 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 22, 2026 4d ago | 8-K | $38.40 | awaiting T+20 | — | — |
Oct 8, 2026 18d ago | 8-K | $36.32 | awaiting T+20 | — | — |
Oct 6, 2026 20d ago | 8-K | $36.57 | awaiting T+20 | — | — |
Aug 20, 2026 9w ago | Insider Cluster | $38.33 $37.52 | ▼ −2.11% | ▼ −2.11% | — |
Aug 15, 2026 10w ago | Institutional Cluster | $39.15 $38.43 | ▼ −1.84% | ▼ −0.31% | — |
Aug 14, 2026 10w ago | Insider Cluster | $39.15 $38.43 | ▲ +1.84% | ▲ +0.31% | — |
Aug 12, 2026 10w ago | Insider Cluster | $39.26 $38.67 | ▲ +1.50% | ▼ −0.24% | — |
Aug 11, 2026 10w ago | Insider Cluster | $39.23 $38.38 | ▲ +2.17% | ▲ +0.27% | — |
Aug 3, 2026 12w ago | 144 | $39.64 $37.92 | ▼ −4.34% | ▼ −5.58% | — |
May 22, 2026 22w ago | 8-K | $33.40 $36.50 | ▲ +9.28% | ▲ +11.23% | — |
US Market Status
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