The cluster is too small ($8.2M aggregate holdings vs $39.4B market cap) to drive price action. The larger trims from BlackRock and Morgan Stanley outweigh the quant buys. Monitor upcoming 13F filings for broader conviction changes; the historical T+20 model underperformance on BSBR warrants caution on any bullish read-through from this cluster alone.
Executive Summary
Institutional cluster in BSBR for 2025-Q3 shows small-scale buying by Citadel, UBS, and Two Sigma (net +$2.0M) partially offset by trims from BlackRock and Morgan Stanley (net -$4.7M). The buying from quant/hybrid funds adds modest conviction, but the larger-dollar trims from mega-passive managers suggest positioning against the stock outweighs accumulation. Historical BSBR calls on this model have negative T+20 alpha, reinforcing a neutral stance.
Key Financial Metrics
Institutional Positions
Net institutional flow: -$2.7M
▲ Buyers (3)
| Institution | Action | Change | Position Value | Value Δ |
|---|---|---|---|---|
| Citadel | DOUBLED | +821.9% | $1.0M | $919.0K |
| UBS | ADD | +63.5% | $1.1M | $436.0K |
| Two Sigma | ADD | +88.7% | $1.2M | $603.0K |
▼ Sellers (2)
| Institution | Action | Change | Prev Value | Value Δ |
|---|---|---|---|---|
| BlackRock | TRIM | -32.8% | $5.0M | -$1.5M |
| Morgan Stanley | TRIM | -69.9% | $4.6M | -$3.2M |
Key Facts
- 3 institutional buyers added $2.0M in net new value (Citadel doubled to $1.0M, UBS added to $1.1M, Two Sigma added to $1.2M).
- 2 sellers trimmed $4.7M (BlackRock trimmed -32.8% to $3.4M; Morgan Stanley trimmed -69.9% to $1.4M).
- Net directional flow across the cluster is selling (sellers -$4.7M vs buyers +$2.0M).
- Aggregate current holdings of tracked institutions in this cluster: ~$8.2M, a trivial fraction of the $39.4B market cap.
- Historical model calls on BSBR have averaged -8.2% at T+20 with 0% win rate, suggesting no reliable edge on prior reads.
Financial Impact
Net institutional selling of ~$2.7M across 5 tracked filers; buyer activity $2.0M, seller activity $4.7M
Risk Factors
- Mega-passive selling from BlackRock and Morgan Stanley may continue if BSBR faces relative underperformance in the Brazilian banking sector.
- Miniscule cluster size means no material signaling power — the cluster may be noise rather than shared thesis.
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-BSBR-2025-Q3 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 2, 2026 4w ago | Insider Cluster | $5.89 $5.57 | ▼ −5.43% | ▼ −5.10% | — |
Sep 1, 2026 4w ago | Insider Cluster | $5.72 $5.57 | ▼ −2.62% | ▼ −2.73% | — |
Aug 28, 2026 4w ago | Insider Cluster | $5.75 $5.68 | ▼ −1.22% | ▼ −1.03% | — |
Aug 27, 2026 5w ago | Insider Cluster | $5.73 $5.71 | ▼ −0.35% | ▲ +0.16% | — |
Aug 19, 2026 6w ago | 6-K | $5.57 $5.75 | ▲ +3.23% | ▲ +3.23% | — |
Aug 19, 2026 6w ago | 6-K | $5.57 $5.75 | ▲ +3.23% | ▲ +3.23% | — |
Aug 18, 2026 6w ago | Insider Cluster | $5.57 $5.95 | ▲ +6.82% | ▲ +8.77% | — |
Aug 17, 2026 6w ago | 6-K | $5.60 $5.81 | ▲ +3.75% | ▲ +5.06% | — |
Aug 14, 2026 6w ago | 425 | $5.71 $5.86 | ▲ +2.63% | ▲ +4.60% | — |
Aug 14, 2026 6w ago | 425 | $5.71 $5.86 | ▲ +2.63% | ▲ +4.60% | — |
US Market Status
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